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EP0720497B1 - Casque de protection pourvu d'un systeme permettant de fixer un masque a gaz - Google Patents

Casque de protection pourvu d'un systeme permettant de fixer un masque a gaz Download PDF

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Publication number
EP0720497B1
EP0720497B1 EP94926710A EP94926710A EP0720497B1 EP 0720497 B1 EP0720497 B1 EP 0720497B1 EP 94926710 A EP94926710 A EP 94926710A EP 94926710 A EP94926710 A EP 94926710A EP 0720497 B1 EP0720497 B1 EP 0720497B1
Authority
EP
European Patent Office
Prior art keywords
protective helmet
breathing mask
helmet
combination
protective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP94926710A
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German (de)
English (en)
Other versions
EP0720497A1 (fr
Inventor
Wilfried Gebhartl
Andreas Kudla
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rosenbauer International AG
Original Assignee
Rosenbauer International AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Application filed by Rosenbauer International AG filed Critical Rosenbauer International AG
Publication of EP0720497A1 publication Critical patent/EP0720497A1/fr
Application granted granted Critical
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Anticipated expiration legal-status Critical
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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/084—Means for fastening gas-masks to heads or helmets
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/28—Ventilating arrangements
    • A42B3/288—Ventilating arrangements with means for attaching respirators or breathing masks

Definitions

  • the invention relates to a protective helmet with a connecting device for detachable Attachment of a strapless respirator, as in the preamble of Claim 1 is described.
  • connection device has two coupling parts, each in the area of one of the both flank areas of the protective helmet facing the ears of a user and is attached in one of the two side areas of the respirator.
  • the helmet-side coupling parts are arranged in a recess in the protective helmet shell.
  • the coupling part on the mask side is limited by a swivel axis rotatably arranged on the respirator and has a plug part, which in a connector receiving part of the helmet-side coupling part can be snapped.
  • the two Coupling parts are adjustable and lockable relative to each other and by Relative adjustment of the coupling parts to each other are the breathing mask and the Safety helmet can be fixed at different distances from each other.
  • the disadvantage here is that by the arrangement of the helmet-side coupling parts in a recess the hard hat shell through the over the inner surface of the hard hat shell protruding components in case of lateral impact stresses to injuries in the face area of the wearer can come.
  • DE 40 37 034 A1 describes a combination of a protective helmet with a breathing mask known in which the connection of the protective helmet with the respirator via two detachable coupling parts.
  • the helmet-side coupling part is over a pivot axis on the support frame or in the inner helmet of the protective helmet stored that he is between the outer shell of the hard hat and the inner helmet or the support frame.
  • the further coupling part of the breathing mask is with a buttonhole-like opening with a large diameter and a narrow elongated Provide attachment.
  • the helmet-side coupling part can be from its rest position be pivoted out so that the coupling part of the respirator with the Opening can be hung in the mushroom-shaped bolt.
  • the helmet-side coupling part pivoted in the direction of its rest position, around the respirator to approach the face of the fireman and thus an airtight one Reaching the face of the firefighter's face mask.
  • the disadvantage here is that the adaptation of the respirator to the face of the Firefighter is unsatisfactory.
  • a protective helmet for the detachable attachment of a respirator with a Connection device known - according to DE 26 40 701 C3, in which both locking element the connecting device, which can be releasably engaged with one another, are arranged within the outer boundary of the protective helmet.
  • This connection device consists, for example, of a locking bell, which has a holding element a recess of the protective helmet is held in the one on the respirator fastened locking element can snap, with a corresponding adjustment sufficient tension between the respirator and the face of the user and the support of the counterforce can be achieved via the protective helmet.
  • Disadvantageous is that the determination or adjustment of the contact pressure and the release the fastening device through the bearing device penetrating the protective helmet the connecting device and accordingly the protective helmet with relative large openings and recesses must be provided.
  • Another known protective helmet - according to EP 0 105 813 B1 - has a rigid cap and an inner hood made of supple transverse bands, the side parts of which in symmetrical to the central longitudinal plane of the protective helmet and approximately at the level of the ears points of the user converge, with the protective helmet on the removable Respirator mask adjustable by at least one side mounting arm Length is articulated.
  • the helmet's cap is on the outside of each of them Sides at the user's ears with hooking notches or slits for Attach two side mounting arms. These are on both sides the breathing mask connected to it.
  • Each of the side mounting arms has two telescopic elements which are connected to one another by resilient elements and are so biased that they try to penetrate each other.
  • a with the associated hooking notch of the calotte is a cooperating hook pivotally mounted on the rear telescopic member of the mounting arm.
  • On the front telescopic element of the mounting arm and on an extension of the hook are provided through which the two elements in extended position can be temporarily locked.
  • unlocking means for this sling means provided by the support of the mounting arms the outer surface of the protective helmet can be triggered when the respirator mask is put on. With such a protective helmet and a breathing mask connected to it could not provide sufficient security for the user in all cases achieved such a combination of protective helmet and respirator will.
  • connection devices there are also other connecting devices known from the prior art between protective helmets and breathing masks known - according to DE 33 00 646 C1 -, which are constructed such that actuators on the respirator the prestress or the contact pressure of the respiratory mask on the face of the User can be determined.
  • the operation of the connection devices proves to be especially difficult when wearing gloves.
  • a protective helmet with a detachably attached to it is already Respiratory protection mask known - according to DE 25 49 979 C3, in which the connecting device is arranged in a recess of the calotte of the protective helmet and in the Hard hat surrounding interior has protruding locking parts that directly engage in corresponding locking elements of the respiratory mask.
  • Snap in the connecting device arranged perpendicular to the protective helmet wall adjustable Locking parts or pins in the locking elements on the respirator can from outside the protective helmet as well as the release of the locking. Due to the lack of a tensile connection between the two locking parts the connection device in the protective helmet and the locking elements on the respirator can rotate relative to the helmet if it is twisted or slipped Respirator the two locking elements come out of engagement.
  • the present invention is based on the object of a protective helmet with a connecting device for the detachable attachment of a strapless respirator to create, in which the protective helmet-side components of the connecting device do not complicate the use of the protective helmet without a respirator, a good fit, a tight fit of the respirator and a enable easy operation of the connecting device.
  • the advantage here is that the articulated arrangement of the coupling elements a good fit and a tight seal between the respirator and the face of the user can be reached because the distance between the Hard hat and face is adjustable in wide ranges.
  • helmet-side coupling parts also become decoupling-proof Connection when tightening and pressing the respirator on the Face reached without the coupling parts on the hard hat and on the respirator disengage.
  • the safety function of the safety helmet is also when used not adversely affected without a breathing mask and simple operation and more precise anchoring of the respiratory mask when using Hard hat and respirator reached.
  • Another advantage is that a structure is possible in which no breakthroughs in the protective helmet are necessary are to hold corresponding device parts.
  • a training according to claim 2 is also advantageous since it is achieved in that the safety function if the respirator mask is not used in conjunction with the protective helmet the protective helmet even when used without a respirator is adversely affected and the field of vision of the hard hat wearer from out Helmet protruding or loosely hanging parts are not restricted and also curling is prevented.
  • a training according to claims 3 and 4 is also advantageous because due to the fasteners used a tight fit of the face mask on the face of the user with support over the protective helmet is achieved, with relative movements the elasticity and preload of the respirator in the Edge areas relative to the face is used to maintain the sealing finish.
  • the protective helmet is characterized in claim 7, because due to the shear-resistant arrangement of the coupling parts, avoiding a coupling part in the respiratory direction of the respirator during the relative movement the coupling parts to fix the respirator on the face of the user is prevented.
  • this enables one-hand operation in a particularly advantageous manner when putting on the respirator or is achieved in that the Users of such a combination of protective helmet and respirator with a Hand press the mask and thereby the coupling parts in their desired Relative to the generation of a sufficient contact force can adjust while he has the other hand free to position the safety helmet during the Fix the locking movement of the respiratory mask with the protective helmet.
  • the amount of time that a user will have this combination of a hard hat and respirator needed to be ready for use significantly shortened.
  • the advantage of the development according to claim 9 lies in the fact that the sealing contact one-hand operation is possible on the face mask and by pressing the face mask onto the face Adjustment and locking of the coupling parts is made possible.
  • the fastening forces spread over a larger area which also results in a high tensile strength of the connection is ensured in the different positions.
  • the further embodiment according to claim 11 ensures that the coupling part for attaching the respirator while using the protective helmet without a respirator, do not adversely affect the user's visual field can and also prevents jamming.
  • a loosening of the respiratory mask can also from the face of the fireman or user from above onto the Respiratory tract acting tensile loads are prevented and in connection with the connection devices arranged in the flank area of the protective helmet a simple five-point support similar to the conventional respirator can be achieved with elastic fastening straps.
  • the design of the locking element according to claim 18 enables, if necessary easier operation by the user when wearing gloves.
  • Improved mounting and adaptation of the respiratory mask to the face of the User can also be achieved through the training according to claim 19, because the stiffened zones of the respirator mask to exert pressure in Direction of the user's face can be used and accessibility to operate the snap clasp even with a protective helmet and respirator on is better.
  • An arrangement according to claim 21 is also advantageous, since it makes it accessible to the clasp can still be improved.
  • a breathing mask holder that is completely decoupled from the movements of the helmet on the user's head is surprisingly simple by the further Training according to claim 22 achieved.
  • a fireman 1 is shown, the one as personal protective equipment Helmet 2 and a respirator 3 wearing a respirator 4, to which also the bottles 5, in which the breathing air is stored under high pressure, belong.
  • the firefighter's personal protective equipment 1 is used to help him to make independent of the ambient air, so that, as in the present embodiment shown fighting a fire with a jet pipe 6 also in a Poison gas-enriched and possibly also oxygen-poor atmosphere possible becomes.
  • the tapeless respiratory mask 3 is connected to a via a connecting device 7 Flank area 8 connected in the area of the ears of the fireman 1 and exists from two coupling parts 9 and 10, one of which on the protective helmet 2 and the another is attached to the respirator 3.
  • the respiratory mask 3 also includes a viewing window 11, a mounting frame 12 for this viewing window 11 and a sealing edge 13 with which a sealing closure between the respirator 3 and a face 14 of the fireman 1 is made.
  • the breathing air from the bottles 5 is metered via an automatic lung regulator 15.
  • the supply of the lung regulator 15 with compressed air from the bottles 5 can can be controlled via a control valve 16.
  • the fireman 1 it is possible for the fireman 1 to have only one bottle Breathing air or several bottles of breathing air with him. Furthermore, it is also possible that instead of the container devices used regeneration or circulation devices will. It is also irrelevant to the present invention whether normal pressure breathing apparatus can be used with a regulator or overpressure systems.
  • the protective helmet 2 comprises a protective helmet shell 17, in which a support frame 18 for adaptation is arranged to the different head dimensions of the user.
  • a Head width of the support frame 18 can be adjusted by means of an adjusting device 19 will.
  • a support plate is on the support frame 18 in the flank area 8 of the protective helmet 2 20, for example fastened via rivets 21 which, as can be seen better from FIG. 3 is, a pivot axis 22 of a joint assembly 23 for holding a coupling part 24 which is formed in the present case by a locking band 25, and an axis of rotation 26, around which a chin strap 27 is rotatable, is supported.
  • this pivot axis 22 there is also a visor 28 made of one in FIGS 3 shown in full lines, rest position within an interior 29 by the protective helmet shell 17 is enclosed in one shown in dashed lines Swing out working position.
  • This visor 28 is predominantly used without the one at a distance from the protective helmet 2 shown respirator 3 thought. However, it is also possible with appropriate Design of the visor 28 and the respirator 3 at the same time to use with each other.
  • the respiratory mask 3 comprises the viewing window 11, which is in the mounting frame 12 is supported.
  • the sealing edge 13 connects to the sealing end of the respiratory mask 3 between this and the face 14 of a User serves.
  • a holding bracket 30 is arranged on this sealing edge 13, the at two fastening points 31, 32 of the respiratory mask 3 on the sealing edge 13 intervenes.
  • Via a protruding over the bracket 30 in the direction of the viewing window 11 Cantilever arm 33 is a further coupling part 34, in the present case for example, a latch clasp 35 is arranged.
  • This latch clasp 35 consists of best seen in Fig. 5, from a U-shaped housing part 36 which consists of a Base 37 and two legs 38 and 39 arranged perpendicular thereto are formed.
  • the two legs are in the area of their upper edge 41 connected by a crossbar 42. Between the two Legs 38 and 39, a push button 43 is used, which has a torsion spring 44 is biased towards the base 37 of the housing part 36.
  • This push button is about an axis of rotation 45 against the action of the torsion spring 44 biased or pivotable to the base 37 in the region of the crossbar 42.
  • a locking lug 46 is on the opposite of a push button 47 from the crossbar 42 facing away from the end of the push button 43.
  • the coupling part 34 is also about a pivot axis 22 'of a joint arrangement 23 with the bracket 30 and the cantilever 33 articulated and thus rotatably connected.
  • the opposite coupling part 24 assigned to this coupling part 34 consists of This case consists of a locking band 25, which is tensile, but flexible.
  • the end portion facing the coupling part 34 has this locking band 25 in a small amount Provide spacing 48 arranged consecutively. These point in the direction the pivot axis 22 'has an obliquely rising flank 49, while that of the protective helmet shell 17 facing locking flank 50 substantially perpendicular to a surface 51 of the locking band 25 is aligned.
  • the push button 43 ratchets when the Locking band 25 between this and the base 37 of the coupling part 34 via the sloping flanks 49 upwards and snaps behind the locking flank 50.
  • the breathing mask 3 can thus correspond to the respective shape of the face 14 are pressed against the face 14 with sufficient pressure, so that after completion that of the face mask 14 in the direction of the face 14 Pressure to adjust the mask supported by the support frame 18 of the Protective helmet 2 firmly and thus with its sealing edge 13 sealing on the face 14 of the Firefighter 1 is present, because of the snapping of the latch 46 behind one Locking flank 50, the breathing mask 3 in the opposite to the protective helmet 2 Direction cannot move away from this. Does Firefighter 1 do that Feeling that the mask is too loose, he only needs the mask even more press against protective helmet 2 to achieve a sufficiently firm fit.
  • bracket 30 ensures that despite the use only one connecting device 7 in the area of each of the two flank areas 8 of the protective helmet 2 due to its support at two fastening points 31 and 32 on the sealing edge 13 of the breathing mask 3 essentially a 4-point support is achieved.
  • the respirator mask 3 so arranged on the face 14 of the fireman 1 that the Sealing edge 13 between the face 14 and a helmet band 52 of the support frame 18 comes to rest.
  • the setting device 19 can be used Diameter of the support frame 18 are increased so that the sealing edge 13 between the helmet band 52 can be inserted, whereupon the tight fit of the Hard hat 2 the diameter of the support frame 18 with the adjusting device 19th can be tightened again as far as this ensures that the protective helmet 2 is firmly seated on the head of the fireman 1 is necessary.
  • a support net 53 comprises, which by means of adjusting straps 54 in height compared to the Helmet band 52 can be fixed.
  • the coupling part 24, namely the locking band, is on the helmet band 52 via the support plate 20 25 rotatably mounted about the pivot axis 22.
  • a neck pad 55 is arranged on the helmet band 52 of the support frame 18, the should allow a firm fit of the protective helmet 2 and at the same time the effect of injury should turn off in the event of blows to the protective helmet 2.
  • a reinforcing element faces in the apex area 56 arranged, which also, for example, a structure-borne microphone 57 of a radio system can record.
  • the holding bracket 30, which the coupling part 34, which, for example, stores the latch clasp 35 via adapter bracket 58, e.g. made of stainless steel or plastic connected to the sealing edge 13 of the respirator 3.
  • adapter bracket 58 e.g. made of stainless steel or plastic connected to the sealing edge 13 of the respirator 3.
  • the helmet-side coupling part 9, 24 and the coupling part 10, 34 assigned to the respiratory mask 3 attached to the protective helmet 2 or the support frame 18 and the breathing mask 3 in a thrust-resistant manner are essential in this type of connection device.
  • the advantage of this shear-resistant attachment is that during the Inserting the coupling part 9 or 24 into the coupling part 10 or 34 also at strong pressure exerted a relative movement between the two coupling parts is secured without the two coupling parts coming out of engagement, since except for setting the distance of the respiratory mask 3 from the protective helmet 2 required relative movement between the two coupling parts no relative movement the same with respect to the protective helmet 2 or the respiratory mask 3 is possible, as is the case for example with known protective helmets, in which the against each other adjustable holding elements of the coupling part in an opening or Deepening of the protective helmet shell 17 or protective helmet 2 for absorbing tensile forces are attached in the direction of the respiratory mask 3, but with compressive forces or Thrust forces acting from the respiratory mask 3 in the direction of the protective helmet 2, can unhook from these recesses or
  • this coupling part 24 is designed to be pressure-resistant is to push and ratchet this locking band 25 through the To enable locking clasp 35 with one-hand operation.
  • the breathing mask on the locking straps 25 of the two connecting elements can be pressed with one hand towards the face of the user, where necessary alternating in the left and right half of the face the necessary Preload pressure for tightly fitting the respiratory mask 3 on the face of the User is built, which can be used to turn on the second hand to build up the protective helmet 2 in the direction of the breathing mask 3, so that a firm pushing together and thus a secure and tight fit the respirator 3 is reached on the face of the user.
  • the coupling parts 24, 34 in particular if one of these coupling parts is designed as a locking band 25, over a certain total length preset so that even with large differences in dimensions of the face a rapid adaptation of the respiratory mask 3 to the face 14 of the User is possible.
  • the coupling parts 9, 10 and 24, 34 are locked in their engaged position and only when necessary, i.e. can be solved by a conscious activity of the user. This will both put on the respirator 3 facilitates, as well as an accidental loosening of the Respiratory mask 3 safely switched off from protective helmet 2.
  • FIG. 6 shows a further embodiment variant of a connecting device 7 between the protective helmet 2 and the respiratory mask 3 shown.
  • connecting elements 60, 61 In addition to the respective opposite flank areas 8 of the Protective helmet 2 arranged connecting elements 60, 61, of which in Fig. 1st to 3 and 5 only the connecting element 61 and in FIG. 4 only the connecting element 60 can be seen, is a further connection element in the protective helmet 2 according to FIG. 6 62 provided.
  • This connecting element 62 consists of a tether 63, in which an opening 64 in an anchoring element 65, e.g. a hook that is attached or molded on the sealing edge 13 of the respiratory mask 3 is.
  • the anchoring element 65 is here, for example, in the plane of symmetry Respiratory mask 3 is arranged on the sealing edge 13.
  • the holding strap 63 is inside the protective helmet 2, for example by means of tabs 66 guided and at its end facing away from the opening 64 with a cable pull 67 connected, which is fixed on a coil 68.
  • the coil 68 is in an opening 69 the protective helmet shell 17 mounted on a drive shaft 70.
  • On this drive shaft is also in the interior 29 of the helmet, the coil 68 and on the outside, so above the outer surface of the protective helmet 2, an actuator 71, for example a rocker arm is provided.
  • This actuator is about a pivot axis passing through the drive shaft 70 72 from a locked on the surface of the protective helmet 2 Resting position in the clamping position drawn in full lines in FIG. 6, in which e.g. by rotating the actuator 71 or the drive shaft 70 in the sense of an arrow 73 by turning the retaining strap counterclockwise 63 extended in the direction of the respiratory mask 3 from the interior 29 of the protective helmet 2 and by turning clockwise into the interior 29 can be moved.
  • This arrangement opens up the possibility of the respiratory mask 3 not to hold only in the two flank areas 8 of the protective helmet 2, but additionally also in the forehead area of the firefighter 1. This allows a closer fit of the Sealing edge 13 of the respirator 3 can be achieved or the risk that due to a slight shift of the protective helmet 2 relative to the head of the fireman 1 a leak can occur, which is particularly Normal pressure respirators pose a danger to fireman 1 when inhaled the breathing air and through the leak in the interior of the Respirator 3 can lead to penetrated toxins.
  • connection elements 60 and 61 between the protective helmet 2 and the Respiratory mask 3 correspond to those described with reference to FIGS. 1 to 5 are, so that here also the same reference numerals for the same parts, such as for the coupling part 24 and 34 and the bracket 30 and for the by the Locking buckle 35 formed coupling part 34 can be used.
  • a protective helmet 2 is shown, which is a direct attachment of the respirator 3 enables via the connecting device 7.
  • the formation of the protective helmet 2 or respiratory mask 3 and the connecting device 7 corresponds, for example, to that previously shown in FIGS. 2 to 5 described embodiment, with any other embodiment of the helmet can be used.
  • the support plate 20 for mounting the coupling part 24, namely the locking band 25, in The inside of the protective helmet 2 is corresponding via an axis 78, for example one trained rivets on a crossbar 79, which the helmet band 52 in the two flank areas 8 of the protective helmet 2 connects to each other, rotatably mounted.
  • the chin strap 27 is articulated adjustable.
  • the pivotable support plate 20 is tensile Spacer 80 with the neck pad 55 connected in motion, which in turn is fixedly connected to the helmet band 52.
  • FIG. 8 shows a further embodiment variant in which a connecting element 84 is provided, in which the coupling part 34, for example the latch clasp 35 outside, for example in a recess of the protective helmet shell 17, on the protective helmet 2 is arranged.
  • Depression 85 may be provided, in which the formed by the locking band 25, articulated on the bracket 30 connecting element 84 from the edge of the protective helmet shell 17 extends to the latch clasp 35.
  • the recess 85 from the coupling part 34, which is articulated about the pivot axis 22 on the protective helmet shell 17 is mounted in the direction of the helmet rim or the respirator mask 3 is designed to expand conically. This makes it possible for that in the snap clasp 35 held locking band 25 in relation to the protective helmet 2 different angular positions can take.
  • FIG. 8 shows another embodiment variant for the formation of locking elements 86 on narrow side edges 87 of the connecting element 84 of the Coupling part 24 for the locking band 25 shown in dashed lines.
  • the shape of the Seen in cross section, latching elements 86 correspond to the shape of the latches 48 with their Flank 49 and latching flank 50.
  • the strength of the latching elements 86 corresponds to one Thickness of the locking band 25. That only on the narrow side edges 87 with locking elements 86 Executed locking band 25 acts with a locking clasp 35 specially designed for this purpose together, the drive connection between the hollow cuboid Locking clasp and the locking elements by in the direction of the locking band 25th prestressed spring arms.
  • the preloaded spring arms can be unlocked preferably by a pressure movement applied in the direction of the locking band 25, the spring arms swinging out and thus a free movement of the Locking band 25 is given in the locking clasp 35 in the direction of the locking band.
  • a Locking takes place only when the pressure on the spring arms is removed.
  • the side protrude beyond the limitation of the respiratory mask 3 and at which the pivot axis 22 is stored for the locking band 25.
  • the holding bracket 30 can omitted.
  • 9 and 10 is another embodiment of the connecting device 7 between the protective helmet 2 and the respiratory mask 3 shown.
  • a connecting element 88 of the connecting device 7 consists of a coupling part 89 on the protective helmet 2 and a coupling part 90, which with the Respirator 3 is connected to movement.
  • the coupling part 89 is, as can also be seen better in particular from FIG. 10, on an outer side of the protective helmet shell 17 arranged in a recess and exists from a pivotable folding arm 91 which is approximately parallel to the outer surface of the protective helmet 2 aligned axis 92 from a drawn in full lines, within a recess 93 of the surface of the protective helmet shell 17 Rest position adjustable in the swung out position drawn in dashed lines is.
  • the axis 92 is in turn supported in a support member 94 which over a Fastening element 95, the longitudinal axis 96 of which is approximately perpendicular to the protective helmet shell 17 is aligned and around which the support part 94 with the folding arm 91 also can be pivoted, but does not have to be attached to the protective helmet 2.
  • a spring element 101 e.g. a leaf spring or one Helical compression spring
  • a spring element 101 e.g. a leaf spring or one Helical compression spring
  • the folding arm 91 In the rest position of the folding arm 91, it is located within the recess 93, so that the safety helmet 2 snags or hangs on protruding parts is prevented.
  • the respiratory mask 3 is to be connected to the protective helmet 2, the Folding arm 91 from the full lines to the position shown in dashed lines pivoted outwards and the hook 103 of the coupling part 90 into an opening 104 mounted.
  • the coupling part 90 can, for example, be any one from the state correspond to the known design. So it can be made from two telescopic, counter a spring action in the longitudinally movable parts.
  • the firm Fit of the breathing mask 3 on the face of the user is achieved in that the Respirator mask provided on the coupling part 90, relative to the two mutually adjustable parts arranged catches can be anchored so that the Telescopic effect of the coupling part 90 after the respiratory mask has been firmly pressed on 3 is lifted on the user's face and a rigid connection between the protective helmet 2 and the respiratory mask 3.
  • the remaining parts of the protective helmet 2 or the respiratory mask 3 can be used with the Embodiment according to FIGS. 11 and 12 corresponding to those previously described Embodiments are formed, which is why the same for the same parts Reference numerals have been entered and for a more detailed explanation and description these parts are omitted in this embodiment.
  • connection device when the connection device is not in use 7 between the protective helmet 2 and the respiratory mask 3 an almost smooth or flat outer surface of the protective helmet shell 17 achieved without protruding parts and when the folding arm 91 forming the coupling part 89 swings out with the appropriate design of lateral, for example bead-shaped Projections 105 are also still substantially within the outer perimeter of the Protective helmet shell 17 is located, however, by the rotatable mounting of the folding arm 91 around the axis 92 an independent of height movements of the protective helmet Holding the breathing mask 3 achieved and a more precise adaptation to different Face lengths of the user between protective helmet 2 and respiratory mask 3 is achievable.

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  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Helmets And Other Head Coverings (AREA)
  • Professional, Industrial, Or Sporting Protective Garments (AREA)

Claims (24)

  1. Combinaison d'un casque de protection et d'un masque à gaz sans bande qui peut être fixé amoviblement par un dispositif de liaison au casque de protection et qui présente deux éléments de liaison dont chacun est fixé dans l'une des deux zones de flanc du casque de protection orientées respectivement vers les oreilles d'un utilisateur ainsi que dans l'une des deux zones latérales du masque à gaz, et chaque élément de liaison étant formé par deux parties d'accouplement s'engageant l'une dans l'autre, pouvant être détachées l'une de l'autre, dont une partie d'accouplement est fixée au casque de protection et l'autre partie d'accouplement du dispositif de liaison au masque à gaz, et la partie d'accouplement (10, 34) côté masque à gaz étant logée par un axe de pivotement (22') de manière pivotante au masque à gaz (3), et en ce que les deux parties d'accouplement (9, 10, 34, 89, 90) peuvent être ajustées et fixées l'une relativement à l'autre et que par l'ajustement relatif des parties d'accouplement (9, 10, 34, 89, 90) l'une vers l'autre le masque à gaz (3) et le casque de protection (2) peuvent être fixés à une distance différente l'une de l'autre, caractérisée en ce que la partie d'accouplement côté casque (9, 24) est reliée au casque de protection par un axe de pivotement (22) orienté relativement aux zones de flanc (8) de la coque (17) du casque de protection à peu près perpendiculairement et est noyée dans l'espace intérieur (29) du casque de protection (2) ou par rapport à un côté extérieur de la coque (17) du casque de protection et/ou est disposée de façon réglable en hauteur en direction de l'axe de pivotement (22) relativement au côté extérieur, l'axe de pivotement (22) étant logé à la coque (17) du casque de protection et/ou au châssis de support (18) et/ou à un casque intérieur.
  2. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon la revendication 1, caractérisée en ce que la partie d'accouplement côté casque (9, 24) est déplaçable d'une position de repos se situant à l'intérieur d'une ligne de délimitation du casque de protection (2) vers l'extérieur.
  3. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon la revendication 1 ou 2, caractérisée en ce que la partie d'accouplement côté casque (9, 24) est constituée d'une bande d'arrêt (25) et la partie d'accouplement (10, 34) côté masque à gaz d'une fermeture d'enclenchement (35) logée par l'axe de pivotement (22') de manière pivotante au masque à gaz (3).
  4. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 3, caractérisée en ce que les deux parties d'accouplement (9, 10, 34, 89, 90) peuvent être ajustées télescopiquement et/ou fixées l'une relativement à l'autre.
  5. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 4, caractérisée en ce qu'au moins l'une des parties d'accouplement résistant à la traction (9, 24) est relâchée à la flexion.
  6. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 5, caractérisée en ce qu'au moins l'une des parties d'accouplement (9, 24) est réalisée de façon déformable autour d'axes s'étendant transversalement à son étendue longitudinale.
  7. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 6, caractérisée en ce que chacune des parties d'accouplement (9, 10 ; 24, 34 ; 89, 90) prend appui, en résistant au cisaillement, sur le masque à gaz (3) et/ou le casque de protection (2) et, respectivement, le châssis de support (18) ou le casque intérieur dans la direction longitudinale de l'élément de liaison.
  8. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 7, caractérisée en ce que les deux parties d'accouplement (9, 10 ; 24, 34 ; 89, 90) sont fixées dans leur position en prise de manière relâchable selon le besoin.
  9. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 8, caractérisée en ce qu'une partie d'accouplement (9, 24) est formée par une bande d'arrêt (25) et l'autre partie d'accouplement (10, 34) du dispositif de liaison (7) par une fermeture d'enclenchement (35).
  10. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 9, caractérisée en ce que les crans (48) de la bande d'arrêt (25) sont orientés perpendiculairement à la direction longitudinale de la partie d'accouplement (9, 24) et sont orientés vers le casque de protection (2) dans des flancs d'arrêt (50) des crans (48) orientés à peu près perpendiculairement à un axe longitudinal de la partie d'accouplement (9, 24).
  11. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 10, caractérisée en ce que la partie d'accouplement (9, 24) logée au casque de protection (2) présente une position de repos se situant à l'intérieur d'une ligne de délimitation du casque de protection (2).
  12. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 11, caractérisée en ce que la partie d'accouplement (10, 34) formée notamment par la fermeture d'enclenchement (35) est fixée sur un étrier de retenue (30) s'étendant dans La direction longitudinale du bord d'étanchéité (13) du masque à gaz (3).
  13. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 12, caractérisée en ce que l'étrier de retenue (30) est relié par deux endroits de fixation (31, 32) espacés l'un de l'autre dans la direction longitudinale du bord d'étanchéité au masque à gaz (3).
  14. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 13, caractérisée en ce qu'un élément de liaison supplémentaire (62) est disposé de préférence dans un plan de symétrie disposé symétriquement entre les zones de flanc (8) du casque de protection (2), s'étendant perpendiculairement aux axes de pivotement (22) des parties d'accouplement (9, 24) entre une partie du masque à gaz (3) orientée vers la zone frontale de l'utilisateur et le casque de protection (2) (figure 6).
  15. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 14, caractérisée en ce que la partie d'accouplement (10, 34) orientée vers le masque à gaz (3) est fixée au masque à gaz (3) par au moins un agencement d'articulation (23) présentant un axe de pivotement (22) disposé essentiellement parallèlement à l'axe de pivotement (22') de la partie d'accouplement (9, 24).
  16. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 15, caractérisée en ce que la fermeture d'enclenchement (35) présente une partie de boítier (36) reliée à l'étrier de retenue (30) et présente une section transversale à peu près en forme de U, les deux branches érigées (38, 39) de la partie du boítier (36), au moins à une extrémité (40) le long du plan médian longitudinal de celle-ci, reliant les deux bords (41), espacés de la base (37), des deux branches (38, 39) transversalement à l'axe longitudinal de la partie de boítier en forme de profilé.
  17. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 16, caractérisée en ce que la partie de boítier (36) loge un capteur de pression (43) qui, dans sa position d'arrêt s'engageant dans les crans (48) de la bande de fermeture (25), est aligné avec le bord supérieur (41) des branches (38, 39) et/ou de la nervure transversale (42).
  18. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 17, caractérisée en ce que les éléments d'enclenchement (86) sont disposés sur les arêtes (87) des côtés étroits d'une bande résistant à la traction, et en ce que la fermeture d'enclenchement (35) réalisée sous forme de parallélépipède creux est pourvue dans les zones de paroi orientées vers les arêtes (87) des côtés étroits de bras élastiquement déformables, précontraints dans la direction de la bande d'enclenchement (25).
  19. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 18, caractérisée en ce que l'étrier de retenue (30) et, respectivement un élément de retenue de la fermeture d'enclenchement (35) est disposé dans la zone de transition entre le châssis de retenue (12) et une fenêtre de vision du masque à gaz.
  20. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 19, caractérisée en ce que la fermeture d'enclenchement (35) est fixée à un châssis de retenue (12) d'une fenêtre (11) du masque à gaz (3), par exemple par une opération de formage.
  21. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 20, caractérisée en ce que la fermeture d'enclenchement (35) est disposée sur un bras saillant (33) fixé sur l'étrier de retenue (36).
  22. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 21, caractérisée en ce que l'axe de pivotement (22) de la partie d'accouplement (24) est disposé sur une plaque de support (20) qui peut pivoter au châssis de support (18) et/ou un casque intérieur et/ou de la coque du casque de protection (17) autour d'un axe (78) disposé à une certaine distance de l'axe de pivotement (22), et en ce que cette plaque de support (20) est reliée en mouvement à une pièce d'écartement rigide en extension (80) avec le coussin de nuque (55) et, respectivement le logement de celui-ci.
  23. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 22, caractérisée en ce que la plaque de support (20) est reliée dans plusieurs directions s'étendant radialement à l'axe (78) par des pièces d'écartement résistant à la traction (80) à des appuitêtes.
  24. Combinaison d'un casque de protection et d'un masque à gaz sans bande selon l'une ou plusieurs des revendications 1 à 23, caractérisée en ce qu'une partie d'accouplement (10, 34), notamment une fermeture d'enclenchement (35) et, respectivement une fermeture de serrage pour un élément de liaison (60, 61) en forme de bande est disposée et, respectivement logée par un agencement d'articulation (23) présentant au moins un axe de pivotement (22) sur le côté extérieur du casque de protection (2) dans la zone de flanc (8).
EP94926710A 1993-10-01 1994-09-29 Casque de protection pourvu d'un systeme permettant de fixer un masque a gaz Expired - Lifetime EP0720497B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT0197793A AT401997B (de) 1993-10-01 1993-10-01 Schutzhelm mit einer bänderlosen atemschutzmaske
AT1977/93 1993-10-01
PCT/AT1994/000140 WO1995009675A2 (fr) 1993-10-01 1994-09-29 Casque de protection pourvu d'un systeme permettant de fixer un masque a gaz

Publications (2)

Publication Number Publication Date
EP0720497A1 EP0720497A1 (fr) 1996-07-10
EP0720497B1 true EP0720497B1 (fr) 1998-01-21

Family

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Application Number Title Priority Date Filing Date
EP94926710A Expired - Lifetime EP0720497B1 (fr) 1993-10-01 1994-09-29 Casque de protection pourvu d'un systeme permettant de fixer un masque a gaz

Country Status (8)

Country Link
EP (1) EP0720497B1 (fr)
AT (1) AT401997B (fr)
AU (1) AU7646494A (fr)
DE (2) DE9490294U1 (fr)
DK (1) DK0720497T3 (fr)
ES (1) ES2114222T3 (fr)
GR (1) GR3026683T3 (fr)
WO (1) WO1995009675A2 (fr)

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AT412067B (de) * 1994-10-24 2004-09-27 Rosenbauer Oesterreich Ges M B Schutzhelm mit einer verbindungsvorrichtung für eine atemschutzmaske
US5697363A (en) * 1996-04-12 1997-12-16 Albert Einstein Healthcare Network Inhalation and monitoring mask with headset
DE19714325A1 (de) * 1997-03-25 1998-10-01 Bruno Agostino Schutzsystem für Feuerwehrleute
DE19735553C1 (de) * 1997-08-16 1999-04-15 Draeger Aerospace Gmbh Schutzhelm
US6442767B1 (en) * 1997-08-16 2002-09-03 DRäGER AEROSPACE GMBH Safety helmet
AT516592B1 (de) 2014-12-10 2017-05-15 Rosenbauer Int Ag Schutzhelm mit Kopplungselementen
DE102015108562B4 (de) 2015-05-29 2018-07-26 BartelsRieger Atemschutztechnik GmbH Atemschutzgerät mit Schutzhelm und Kopfhaube
CN105996274B (zh) * 2016-06-21 2018-10-30 张玉莲 一种限转机构
USD881380S1 (en) 2017-10-16 2020-04-14 Gentex Corporation Respirator
DE102017011973A1 (de) * 2017-12-23 2019-06-27 Audi Ag Atemvorrichtung
CN109731245B (zh) * 2019-02-20 2023-08-15 重庆大学 一种触发式快速响应消防面罩
US20210106851A1 (en) * 2019-10-10 2021-04-15 9293523 Canada Inc. Face seal for a full-face mask

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US4136403A (en) * 1976-09-10 1979-01-30 Dragerwerk Aktiengesellschaft Head guard assembly comprising a protective helmet and a protective breathing mask
DE8225081U1 (de) * 1982-09-06 1983-12-08 Repapress AG, 8590 Romanshorn Schutzhelm mit einem Kinnriemen
US4555815A (en) * 1983-01-11 1985-12-03 Dragerwerk Aktiengesellschaft Protective helmet with releasably connected protective breathing mask
DE8800172U1 (de) * 1988-01-09 1988-02-18 Schmidt, Gerhard, 7077 Alfdorf Schutzhelm
US4734940A (en) * 1986-02-25 1988-04-05 Dragerwerk Aktiengesellschaft Device for affixing a respiratory mask onto a protection helmet
DE3721662A1 (de) * 1987-06-26 1989-01-12 Auergesellschaft Gmbh Schutzhelm mit einer baenderlosen atemschutzmaske
US4817596A (en) * 1982-09-03 1989-04-04 Gallet S.A. Helmet for use with respirator mask
DE3841832A1 (de) * 1988-01-28 1989-08-10 Artur Foehl Verschlusseinrichtung fuer den kinnriemen eines motorradschutzhelms
EP0336834A1 (fr) * 1988-04-07 1989-10-11 Intertechnique Dispositif de fixation de masque respiratoire sur un casque
EP0357838A1 (fr) * 1988-09-08 1990-03-14 Uvex Winter Optik Gmbh Dispositif de fermeture pour la jugulaire de casques de protection, en particulier casques de motocycliste
EP0471264A2 (fr) * 1990-08-16 1992-02-19 CAIRNS & BROTHER INCORPORATED Casque de protection équipé de moyens pour fixer et ajuster une pièce faciale de protection

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FR2551507B1 (fr) * 1983-08-31 1987-02-20 Intertechnique Sa Dispositif a fixation rapide pour harnais de piece d'equipement
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Publication number Priority date Publication date Assignee Title
DE2213972C3 (de) * 1970-08-06 1975-07-03 Ivor J. Bellingham Wash. Allsop (V.St.A.) SpannhebelverschluB mit Klinkensperre, insbesondere für Skistiefel
US4136403A (en) * 1976-09-10 1979-01-30 Dragerwerk Aktiengesellschaft Head guard assembly comprising a protective helmet and a protective breathing mask
US4817596A (en) * 1982-09-03 1989-04-04 Gallet S.A. Helmet for use with respirator mask
DE8225081U1 (de) * 1982-09-06 1983-12-08 Repapress AG, 8590 Romanshorn Schutzhelm mit einem Kinnriemen
US4555815A (en) * 1983-01-11 1985-12-03 Dragerwerk Aktiengesellschaft Protective helmet with releasably connected protective breathing mask
US4734940A (en) * 1986-02-25 1988-04-05 Dragerwerk Aktiengesellschaft Device for affixing a respiratory mask onto a protection helmet
DE3721662A1 (de) * 1987-06-26 1989-01-12 Auergesellschaft Gmbh Schutzhelm mit einer baenderlosen atemschutzmaske
DE8800172U1 (de) * 1988-01-09 1988-02-18 Schmidt, Gerhard, 7077 Alfdorf Schutzhelm
DE3841832A1 (de) * 1988-01-28 1989-08-10 Artur Foehl Verschlusseinrichtung fuer den kinnriemen eines motorradschutzhelms
EP0336834A1 (fr) * 1988-04-07 1989-10-11 Intertechnique Dispositif de fixation de masque respiratoire sur un casque
EP0357838A1 (fr) * 1988-09-08 1990-03-14 Uvex Winter Optik Gmbh Dispositif de fermeture pour la jugulaire de casques de protection, en particulier casques de motocycliste
EP0471264A2 (fr) * 1990-08-16 1992-02-19 CAIRNS & BROTHER INCORPORATED Casque de protection équipé de moyens pour fixer et ajuster une pièce faciale de protection

Also Published As

Publication number Publication date
ATA197793A (de) 1996-06-15
GR3026683T3 (en) 1998-07-31
DE9490294U1 (de) 1996-10-17
WO1995009675A3 (fr) 1995-06-01
AT401997B (de) 1997-01-27
DE59405127D1 (de) 1998-02-26
AU7646494A (en) 1995-05-01
DK0720497T3 (da) 1998-09-21
ES2114222T3 (es) 1998-05-16
WO1995009675A2 (fr) 1995-04-13
EP0720497A1 (fr) 1996-07-10

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