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EP3665115A1 - Système d'entraînement de main-courante comprenant des éléments d'entraînement intégrés dans la main-courante - Google Patents

Système d'entraînement de main-courante comprenant des éléments d'entraînement intégrés dans la main-courante

Info

Publication number
EP3665115A1
EP3665115A1 EP18745608.2A EP18745608A EP3665115A1 EP 3665115 A1 EP3665115 A1 EP 3665115A1 EP 18745608 A EP18745608 A EP 18745608A EP 3665115 A1 EP3665115 A1 EP 3665115A1
Authority
EP
European Patent Office
Prior art keywords
handrail
drive system
drive
elements
inner contour
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.)
Granted
Application number
EP18745608.2A
Other languages
German (de)
English (en)
Other versions
EP3665115B1 (fr
Inventor
Csaba BOROS
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.)
Inventio AG
Original Assignee
Inventio 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
Application filed by Inventio AG filed Critical Inventio AG
Publication of EP3665115A1 publication Critical patent/EP3665115A1/fr
Application granted granted Critical
Publication of EP3665115B1 publication Critical patent/EP3665115B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B23/00—Component parts of escalators or moving walkways
    • B66B23/02—Driving gear
    • B66B23/04—Driving gear for handrails
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B23/00—Component parts of escalators or moving walkways
    • B66B23/02—Driving gear
    • B66B23/024—Chains therefor

Definitions

  • Handrail drive system with drive elements integrated in the handrail
  • the present invention relates to a handrail drive system for an escalator or moving walk.
  • This has a handrail drive with drive elements and a band-shaped, circumferentially movable handrail.
  • WO 200435451 AI discloses a linear drive system for handrails with a multi-wedge profile (splined profile).
  • An essential element of the drive system is a drive belt, which on its, the handrail facing away from a
  • Timing belt profile has. On its outer side facing the multi-wedge profile, the drive belt has a counter profile corresponding to the multi-wedge profile. By means of this Gegenprofiles the drive power is transmitted to the handrail.
  • a disadvantage of this solution are significant signs of wear on the Keilpro fil flanks and the need of pressure rollers that press the multi-key profile of the handrail against the multi-key profile of the drive belt.
  • the use of the aforementioned handrail drive system requires a certain amount of space, which severely restricts the possible installation positions of the drive elements in the area of the revolving handrail of the escalator or moving walk.
  • a handrail drive system of an escalator or a moving walkway having at least one handrail drive with drive elements and a band-shaped, circumferentially movable handrail.
  • the handrail is delimited by an outer contour designed as a gripping surface and by an inner contour that makes a cavity in the handrail, the cavity being open to the surroundings of the handrail.
  • the handrail drive system is preferably designed as a linear handrail drive system, that is, the handrail in the area the drive elements is guided substantially straight past these and arranged directly in contact with the handrail drive elements in a plane.
  • the driving force of the drive elements on the handrail on two oppositely disposed side surfaces of the inner contour transferable being compensated by a complementary design of the side surfaces with the exception of the driving force all other caused by the transmission of the driving force and acting on the side surfaces forces each other.
  • the handrail is made of a soft elastic elastomeric material and has sliding elements made of a polymer material which is harder than the soft-elastic one
  • the sliding elements are arranged in sections at discrete intervals along the longitudinal extension of the handrail, wherein guide elements and / or tooth profiles are formed on the sliding elements.
  • a complementary configuration of the side surfaces is to be understood as an embodiment which compensates each other between the force acting on side surfaces in the area of the driving force forces except the driving, so that no additional components such as pressure rollers are required.
  • the two complementary configured side surfaces are mirror-symmetrical to each other. This can be in an operationally arranged circumferentially arranged handrail, for example, in two mutually parallel, vertical planes arranged side surfaces which support the necessary for transmitting the driving force contact pressure between the handrail and the drive elements mutually.
  • the handrail can have a U-shaped or C-shaped cross-section along its longitudinal extent.
  • the two side surfaces on the two opposite sides of the inner contour of the two legs of the U-shaped or C-shaped förrig Cross section be arranged.
  • the side surfaces do not necessarily have to be flat surfaces. They may also be concave, convex or prism-shaped, provided that they have the previously specified, complementary configuration.
  • tooth profiles are therefore formed on the two opposite sides of the inner contour, to which the driving force is transferable.
  • the inner contour is provided with sliding elements on which
  • the foundedssei elements are in an operable state in interaction with on a balustrade of the escalator or the moving walkway stationary handrail guide means such as a handrail guide profile or guide rollers.
  • the guide elements may be, for example, on the handrail guide profile tuned guide.
  • sliding elements for example, fabric inserts, friction-reducing
  • Suitable polymeric material such as PTFE (polytetrafluoroethylene) or POM
  • the guide elements are combined with the sliding elements.
  • the handrail or handrail is usually over his
  • Elastomer material is made and the sliding elements are made of a polymer material which is harder than the soft elastic elastomer material.
  • the harder sliding elements are arranged in sections at discrete intervals along the longitudinal extent of the handrail and preferably partially embedded in the elastomeric material.
  • the thus formed handrail belt or handrail has a spine-like structure, so that it has alternating hard and soft elastic areas. As a result, the handrail can be easily bent and highly stressed areas such as sliding surfaces or guide grooves can be formed on the sliding elements.
  • the sliding elements can be connected to the embedded in soft elastic elastomeric tension members.
  • the drive elements of the handrail drive system may comprise at least one circumferentially movable toothed belt.
  • the toothed belt can in this case be in contact with the handrail in order to transmit the driving force to the handrail.
  • the driving force can be transmitted purely non-positively, but preferably it is mainly transmitted positively by at least on one of the two side surfaces of the inner contour of a toothed belt complementary tooth profile is formed.
  • the handrail is provided with sliding elements, the two side surfaces with the tooth profiles can also be formed on these.
  • the drive elements may also comprise at least one transmission gear, which engages in a corresponding tooth profile of the side surfaces of the inner contour.
  • the drive elements may also comprise at least one transmission gear, which engages in a corresponding tooth profile of the side surfaces of the inner contour.
  • the toothed belt may be in engagement with its first run with the first opposite side of the inner contour and with its second run with the at least one transmission gear in engagement.
  • the movement or direction of rotation of the second strand can be implemented, so that the sense of rotation of the toothed belt opposite to Direction of rotation of the transmission gear is. This allows the transmission gear to be engaged with the second opposite side of the inner contour.
  • the toothed belt between at least two gears out and be in operative connection with these, so that the two gears have an opposite sense of rotation and the first of the two gears with the first opposite side of the inner contour is engaged and the second the two gears with the second opposite side of the inner contour is engaged.
  • the circumferentially arranged handrail is preferably at least one balustrade with a handrail guide means or handrail guide profile available. At least part of the drive elements can be integrated in the handrail guide means.
  • the drive elements described above can by a in
  • Handrail guiding means arranged angular gear and a motor are driven and together form a handrail drive.
  • handrail drives are used to drive a single handrail, with their speeds must then be matched exactly.
  • the toothed belt may be guided by the handrail guide means through the balustrade, by a balustrade connecting the balustrade to a supporting structure of the moving walk or the escalator, and by a drive wheel arranged in the supporting structure.
  • the drive wheel can be driven by the step band or by a motor arranged in the supporting structure.
  • the handrail drive system can be used both in an escalator and in a moving walkway. These usually have two balustrades, which are arranged on both sides of a step belt or pallet band and each having a circumferential handrail. Accordingly, per escalator or moving walk at least to provide two handrail drive systems.
  • the present invention has the particular advantage that the handrail drive system is very small and therefore can be installed at any point of the balustrade. Due to the circumferential arrangement of the handrail, a handrail forward and a handrail return exists, the user is in the field of
  • Handrail forward can hold on the handrail.
  • act on the handrail depending on the section very different tensile forces.
  • the handrail drive system is not tied to the available installation space, it can be installed where the ideal installation location is due to the expected load.
  • the upper level traction forces in the handrail advance are highest when the escalator advances from the lower level to the upper level.
  • the drive elements are arranged there.
  • Figure 1 shows schematically the side view of an escalator with a handrail drive system according to the prior art.
  • FIG. 2 schematically shows the existing tension profile in the handrail of the escalator shown in FIG.
  • FIG. 3 shows schematically the handrail of an escalator
  • FIG. 4 shows a first exemplary embodiment of a glass balustrade of an escalator or moving walk with a handrail drive system whose handrail drive according to FIG. 3 is arranged at an ideal position in the immediate vicinity of the handrail in the glass balustrade.
  • FIG. 5 shows details of the handrail drive system shown in FIG. 4 in a three-dimensional, larger view.
  • FIG. 6 shows a second exemplary embodiment of a glass balustrade of an escalator or moving walk with a handrail drive system, the drive elements of which are arranged in an ideal position in the immediate vicinity of the handrail in the glass balustrade according to FIG. 6
  • FIG. 7 shows in a sectional plan view a part of the handrail-arranged drive elements of the handrail drive system shown in FIG.
  • Figure 8 shows a section of the cross section of the handrail drive system shown in Figures 6 and 7.
  • FIG. 9 is a sectional view of a portion of a possible embodiment of the handrail with sliding elements.
  • FIG. 10 shows the cross section of the handrail indicated in FIG.
  • Figure 11 shows a section of a further possible embodiment of a handrail drive system in a sectional view, wherein the handrail has a central web on which the two side surfaces are formed.
  • FIG. 12 shows the cross-section of the handrail drive system shown in FIG.
  • the figures are only schematic and not to scale.
  • the same reference numerals designate the same or gl cally acting features in the various figures.
  • FIG. 1 shows schematically in side view an escalator 1 according to the prior art, by means of which persons, for example, between two levels El, E2 can be promoted.
  • the escalator 1 has a supporting structure 2 in the form of a truss, which is shown for the sake of clarity only in their outlines.
  • the supporting structure 2 accommodates components of the escalator 1 and supports them within a building. These components include, for example, balustrades 3 (due to the side view only one visible), which have a circumferentially arranged handrail 5.
  • the balustrades 3 are connected via balustrade base 4 to the supporting structure 2.
  • the escalator 1 also has two annular closed, circulating conveyor chains 11, wherein only one is visible due to the side view.
  • the two conveyor chains 11 are composed of a plurality of chain links.
  • the two conveyor chains 11 can be displaced along a travel path 8 in traversing directions.
  • the conveyor chains 11 are parallel to each other and are spaced apart in a direction transverse to the direction of travel. In end regions adjacent to the levels El, E2, the conveyor chains 11 are deflected by Umlenkkettengan 15, 16.
  • tread elements 9 are arranged in the form of treads, which connect the conveyor chains 11 transversely to the travel path 8 with each other. With the help of the conveyor chains 11, the tread elements 9 can be moved in the traversing directions along the travel path 8.
  • Conveyor chains 11 guided tread elements 9 thereby form a stepped belt 10, in which the tread elements 9 are arranged along the travel path 8 one behind the other and can be entered by users at least in a conveyor region 19.
  • the revolving step belt 10 is guided by schematically illustrated guide rails 12 and supported against gravity. These guide rails 12 are arranged stationary in the supporting structure 2.
  • the sprockets 16 of the upper level E2 are connected to the drive assembly 25.
  • the drive assembly 25 is by means of a controller 24 (which is only indicated very schematically in FIG. 1).
  • the rotating belt 10 forms together with the drive system 25 and the guide wheels 15, 16 a conveyor for users and objects, the tread elements 9 relative to the stationary in the building firmly anchored, supporting structure 2 can be moved.
  • the handrail 5 and the circulating handrail 5 is about
  • the handrail 5 and the drive elements 6 are essential parts of a handrail drive system 20. If the handrail drive system 20 has its own motor, also includes a handrail control 23, which in the present example in the
  • Escalator control 24 is integrated.
  • the correct tension of the handrail 5 is achieved by means of a handrail clamping device 7 shown only schematically
  • FIG. 2 schematically shows the tension profile F present in the handrail 5 of the handrail drive system 20 shown in FIG. 1, the tension profile F being shown over the entire circumference of the handrail 5 and representing the tensile force acting in the longitudinal extent of the handrail 5.
  • the handrail drive system 20 with its most essential parts, such as the handrail 5 and the drive elements 22 designed as a friction wheel 22 and guide rollers 6, is shown.
  • the representation of the tension profile F refers to a from the floor El to the floor E2 promoting travel 8 and to an average load of the handrail 5 by it adheres to users.
  • FIG. 3 shows schematically an inventive handrail drive system 30 with a drive elements 36 having handrail drive 37 and a matched to the drive elements 36 handrail 35. Furthermore, the present in the handrail 35 tension profile F is shown, the course of the same travel 8 from the tensile stress F 2 distinguishes, since the drive elements 36 of the handrail drive system 30 are arranged at an ideal position. It can be clearly seen that the tensile stresses are reduced even before the balustrade deflecting bow 13 to the level of the existing tension by the handrail tensioning device 7. As a result, the wear on the handrail 35 and on the handrail guide means, not shown, is drastically reduced and the life of the handrail 35 and the energy consumption of the escalator during operation significantly reduced.
  • FIG. 4 shows, as the first exemplary embodiment of the invention, a section of a glass balustrade 3 of an escalator 1, which is shown only partially, or a moving walkway 1 with a handrail drive system 30
  • Drive elements 36 is arranged according to FIG. 3 at an ideal position in the immediate vicinity of the handrail 35 in the glass balustrade 3.
  • FIG. 5 shows in a three-dimensional, larger view details of that in FIG. 4
  • the handrail drive system 30 has a handrail drive 37 and a circumferential handrail 35, of which only a portion is shown in FIG.
  • the handrail drive 37 essentially comprises drive elements 36, a motor 38 and an angle gear 39.
  • the handrail 35 is also shown partially transparent, but was for reasons of clarity on a representation of embedded sliding elements and tension members omitted.
  • the motor 38 and the angle gear 39 are integrated in the Glasbalustrade 3, wherein the housing is secured by means of corresponding flange lugs 41 on a glass panel 40 of the Glasbalustrade 3.
  • the motor 38 is connected via electrical lines 54, for example, with the handrail control 23 shown in FIG.
  • the housing has connection points for handrail guide means 42, 43 or handrail guide profiles 42, 43.
  • the drive elements 36 include a toothed belt 45, a belt gear 46, transmission gears 47, support gears 48 and a belt tensioning wheel 49.
  • the angle gear 39 has an output shaft 50 which is connected to the belt gear 46.
  • the timing belt 45 is disposed about the belt gear 46 and spaced from the belt gear 46
  • Timing belt 45 keeps tight.
  • Embodiment four pieces are arranged in a horizontal plane between the first strand 52 and the second run 53 of the toothed belt 45. In the same plane and the transmission gears 47 are arranged in the present
  • Embodiment also four pieces.
  • the transmission gears 47 are driven by the second run 53 of the toothed belt 45, wherein the direction of rotation of the toothed belt 45 is opposite to the direction of rotation of the transmission gears 47.
  • the handrail 35 is delimited by an outer contour 61 designed as a gripping surface and by an inner contour 62 which cuts out a cavity 60 in the handrail 35.
  • the cavity 60 is open to the surroundings of the handrail 35 so that it has a C-shaped cross-section 70.
  • On the inner contour 62 two oppositely disposed side surfaces 63, 64 are present.
  • the two side surfaces 63, 64 each have a tooth profile which extends in the longitudinal extension L of the handrail 35 and the same tooth profile module as the toothed belt 45 and the
  • the driving force is transmitted from the drive elements 36 to the handrail 35 at the two oppositely disposed side surfaces 63, 64 of the inner contour 62.
  • To transmit the driving force of the toothed belt 45 is with its first run 52 with the first opposite side surface 63 of the inner contour 62 in engagement and the transmission gears 47 with the second opposite
  • the two complementarily configured side surfaces 63, 64 are mirror-symmetrical to one another.
  • This can be in an operationally arranged circumferentially arranged handrail 35, for example, in two mutually parallel, vertical planes arranged side surfaces 63, 64, the mutually necessary for transmitting the driving force force PI, P2 or contact force or as in the present example caused by tooth flanks forces PI, P2 Support, P3, P4.
  • the cross section 70 of the handrail 35 with respect to the forces acting on the side surfaces 63, 64 forces PI, P2 configured sufficiently stable deformation, so that they do not spread the C-shaped cross-section 70.
  • FIG. 6 schematically shows a second exemplary embodiment of a glass balustrade 3 of an escalator or of a moving walkway with a handrail drive system 80 which, analogously to FIG. 3, is arranged at an ideal position.
  • the handrail drive system 80 comprises a handrail 35 as well as drive elements 86 integrated in the glass balustrade 3, the handrail 35 being represented by those shown in FIG Drive assembly 25 of the moving walk or the escalator 1 is driven.
  • FIG. 7 shows the section A-A indicated in FIG. 6 in an enlarged view with a part of the drive elements 86 arranged in the handrail 35 of the handrail drive system 80 shown in FIG.
  • FIG. 8 shows the section B-B indicated in FIG. 6 in an enlarged view of the handrail drive system 80 illustrated in FIGS. 6 and 7.
  • FIGS. 6 to 8 will be described in common, whereby in these figures too, for reasons of clarity, a representation of embedded sliding elements and tension members is dispensed with.
  • a mechanical connection must exist between the drive elements 86 and the drive arrangement 25.
  • a toothed belt 85 of the drive elements 86 circumferentially between the drive system 25 and further drive elements 86 is arranged. So that the toothed belt 85 can be bent in different directions, its teeth are similar to a string of pearls, configured rotationally symmetrical to the central longitudinal axis of the toothed belt 85.
  • the further drive elements 86 comprise
  • Transmission gears 87 which are arranged in two rows 88, 89 in a horizontal plane in a handrail guide means 90 and handrail guide profile 90 of the glass balustrade 3. Since the toothed belt 85 is performed between the two rows 88, 89, the transmission wheels 87 of the two rows have an opposite direction of rotation.
  • the transfer gears 87 transmit the driving force of the toothed belt 85 in a form-fitting manner to the two side surfaces 63, 64 of the handrail 35.
  • the handrail guide means 90 is made, for example, by a plurality of folds from a sheet metal strip and can be attached with its underside 91 to a glass panel 92 of the glass balustrade 3. At its top 93, the axes 94 are the
  • Transfer gears 87 attached and formed guide elements 95.
  • Figures 9 and 10 show a sectional view of a portion of a possible embodiment of a handrail 105 with and its cross section.
  • the handrail 105 or handrail is usually about his
  • Longitudinal extension L constant from a flexible elastomeric material 107 such as SBR (styrene-butadiene rubber), EPM (ethylene-propylene rubber), EPDM (ethylene-propylene-polymer), NBR (acrylonitrile-butadiene rubber), and the like, with reinforcing members 108 such as steel wire strands for reinforcement , Carbon fibers or aramid fiber strands are embedded in the elastomeric material 107.
  • SBR styrene-butadiene rubber
  • EPM ethylene-propylene rubber
  • EPDM ethylene-propylene-polymer
  • NBR acrylonitrile-butadiene rubber
  • sliding elements 106 are partially embedded, which are harder than the soft elastic elastomer material 107.
  • the sliding elements 106 may be made of a hard elastic polymer material or a non-ferrous metal, which is a minor to other materials such as steel
  • Such materials may be, for example, PTFE (polytetrafluoroethylene), POM (polyoxymethylene), brass or bronze, and the like.
  • the harder sliding elements 106 are arranged in sections at discrete intervals along the longitudinal extent L of the handrail 105.
  • the thus-formed handrail 105 or handrail belt has a spine-like structure, so that this has over its longitudinal extent L alternately hard and soft elastic areas.
  • the handrail 105 can easily bend and highly stressed areas such as sliding surfaces 113 and / or guide grooves can be formed on the sliding elements 106.
  • the sliding elements 106 are provided with guide elements 109 formed as grooves.
  • the guide elements 109 are arranged in an operative state in interaction with on a balustrade 3 of the escalator 1 or the moving walkway stationary
  • Handrail guide means such as that shown in FIG.
  • Handrail guide profile 90 Furthermore, on the sliding elements 106 and the two provided formaschineb transmission side surfaces 110, 111 are formed. For safe power transmission tuned tooth profiles 112 and Zahnpro filab sections 112 are formed on the side surfaces 110, 111 on the drive elements, not shown.
  • FIG. 11 is a sectional view of a portion of another possible embodiment of a handrail drive system 120 which comprises a handrail 125 and drive elements 126.
  • FIG. 12 shows the cross section of the handrail drive system 120 indicated in FIG.
  • a handrail drive system 120 with a handrail 125 is possible, the inner contour 122 has a in the longitudinal extent L of the handrail 125 extending central web 121, on which the two side surfaces 123, 124 to the two opposite sides of the central web 121 and the inner contour 122 are formed.
  • Side surfaces 123, 124 need not necessarily be flat, vertical surfaces. They may also be concave, convex or prism-shaped, as long as they have the complementary configuration specified above. Furthermore, in the
  • a positive transmission of the driving force is provided so that on the two opposite sides of the inner contour 122 Zahnpro file 127 are formed, to which the driving force is transferable.
  • the drive elements 126 comprise six transmission gears 131, which are arranged in pairs, wherein between the individual gear pairs of the central web 121 is carried out, so that the toothing of the transfer gears 131 in the
  • Drive elements 126 such as engine and transmission parts, through which the Transmission gears 131 are driven, are combined with these as handrail drive 130 housed in a drive housing 138 and therefore not visible.
  • handrail guide means 132 and flange lugs 133 are formed on the drive housing 138 .
  • the drive housing 138 can be attached to a glass panel 92 of Glasbalustrade 3.
  • a solid base for the handrail guide means 132 is provided on which the guide elements 129 of the handrail 125 are guided.
  • the drive housing 138 may further comprise connection points 135 to handrail guide means (not shown) of the balustrade 3.
  • the arranged in the drive housing 138 motor is via electrical lines 134th
  • the handrail control 23 may be integrated in the drive housing 138.
  • Embodiments with knowledge of the present invention can be provided, for example, by combining the features of the individual embodiments with each other and / or individual functional units of the embodiments are exchanged.
  • the handrail 125 shown in FIGS. 11 and 12 can also have sliding elements, such as the handrail 105 shown in FIGS. 9 and 10, wherein the central web 121 is then formed either on the sliding elements or on the soft-elastic elastomer material.
  • FIGS. 1 to 4 and 6 have been largely based on one

Landscapes

  • Escalators And Moving Walkways (AREA)

Abstract

L'invention concerne un système d'entraînement (30) de main-courante d'un escalier mécanique (1), lequel comporte un entraînement (37) de main-courante pourvu d'éléments d'entraînement (36) et une main-courante (35) réalisée de manière à présenter une forme de bande, pouvant être déplacée en rotation. La main-courante (35) est délimitée par un contour extérieur (61) configuré sous la forme d'une surface de préhension et par un contour intérieur (62) formant par évidement dans la main-courante (35) une cavité (60). La force motrice est transmise par les éléments d'entraînement (36) à la main-courante (35) sur deux surfaces latérales (63, 64) du contour intérieur (62), disposées de manière à se faire face. Toutes les autres forces provoquées par la transmission de la force motrice et agissant entre les surfaces latérales (63, 64) peuvent être compensées mutuellement par une configuration complémentaire des surfaces latérales (63, 64).
EP18745608.2A 2017-08-10 2018-07-25 Système d'entraînement de main courante pourvu des éléments d'entraînement intégrés dans la main courante Active EP3665115B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17185725 2017-08-10
PCT/EP2018/070169 WO2019029992A1 (fr) 2017-08-10 2018-07-25 Système d'entraînement de main-courante comprenant des éléments d'entraînement intégrés dans la main-courante

Publications (2)

Publication Number Publication Date
EP3665115A1 true EP3665115A1 (fr) 2020-06-17
EP3665115B1 EP3665115B1 (fr) 2021-06-16

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EP18745608.2A Active EP3665115B1 (fr) 2017-08-10 2018-07-25 Système d'entraînement de main courante pourvu des éléments d'entraînement intégrés dans la main courante

Country Status (5)

Country Link
US (1) US10875745B2 (fr)
EP (1) EP3665115B1 (fr)
CN (1) CN110944924B (fr)
ES (1) ES2880416T3 (fr)
WO (1) WO2019029992A1 (fr)

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Publication number Priority date Publication date Assignee Title
CN111268544A (zh) * 2020-03-29 2020-06-12 中国计量大学上虞高等研究院有限公司 一种手扶电梯

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AT517610B1 (de) * 2015-09-17 2017-03-15 Innova Patent Gmbh Vorrichtung zum Antreiben eines Handlaufes

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US20200207587A1 (en) 2020-07-02
CN110944924A (zh) 2020-03-31
EP3665115B1 (fr) 2021-06-16
CN110944924B (zh) 2021-01-22
US10875745B2 (en) 2020-12-29
ES2880416T3 (es) 2021-11-24
WO2019029992A1 (fr) 2019-02-14

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