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WO2016078773A1 - Dispositif d'amenée en air - Google Patents

Dispositif d'amenée en air Download PDF

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Publication number
WO2016078773A1
WO2016078773A1 PCT/EP2015/002428 EP2015002428W WO2016078773A1 WO 2016078773 A1 WO2016078773 A1 WO 2016078773A1 EP 2015002428 W EP2015002428 W EP 2015002428W WO 2016078773 A1 WO2016078773 A1 WO 2016078773A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
supply device
air supply
flat side
breathing
Prior art date
Application number
PCT/EP2015/002428
Other languages
German (de)
English (en)
Inventor
Peter Jud
Alexander Lorenz
Mark Ital
Original Assignee
Red Gmbh
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
Priority claimed from DE102014017533.2A external-priority patent/DE102014017533A1/de
Application filed by Red Gmbh filed Critical Red Gmbh
Priority to US15/528,103 priority Critical patent/US10786694B2/en
Priority to EP15804679.7A priority patent/EP3220777B1/fr
Publication of WO2016078773A1 publication Critical patent/WO2016078773A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C21/00—Attachments for beds, e.g. sheet holders or bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
    • A47C21/04—Devices for ventilating, cooling or heating
    • A47C21/042—Devices for ventilating, cooling or heating for ventilating or cooling
    • A47C21/044—Devices for ventilating, cooling or heating for ventilating or cooling with active means, e.g. by using air blowers or liquid pumps
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/08—Fluid mattresses
    • A47C27/087—Fluid mattresses with means for connecting opposite sides, e.g. internal ties or strips
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C31/00—Details or accessories for chairs, beds, or the like, not provided for in other groups of this subclass, e.g. upholstery fasteners, mattress protectors, stretching devices for mattress nets
    • A47C31/006—Use of three-dimensional fabrics
    • 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
    • A62B18/003—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 having means for creating a fresh air curtain
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
    • B62B9/10—Perambulator bodies; Equipment therefor
    • B62B9/14—Equipment protecting from environmental influences, e.g. Hoods; Weather screens; Cat nets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2204/00—Ventilation; Heating; Cooling; Insulation

Definitions

  • the invention relates to an air supply of the type specified in the preamble of claim 1.
  • an air supply device which has a plastic housing, which has an opening for the exit of the air.
  • the opening is covered by an air-permeable textile material, which is supported on a grid.
  • WO 96/39905 A1 discloses a mattress for a baby that has a multiplicity of air openings on the bottom part and on side parts. The air openings are covered by a tissue.
  • the invention has for its object to provide an air supply of the generic type, which has a simple structure and does not bother a user.
  • an air supply device having the features of claim 1. It is provided that the air supply device has a flat, flexible section. As a result, a slight impairment of an operator coming into contact with the flexible section is achieved. Due to the flat, flexible section, the air supply is versatile and can adapt well to an available space.
  • the air supply has two Flat sides, between which the interior is formed. In order to achieve a uniform outflow of breathing air over the entire outflow area, at least one spacing means is arranged in the interior at least at the outflow area, which prevents the discharge area from abutting the second flat side. Due to the uniform outflow of the respiratory air over the entire outflow area caused by the supplied breath air draft for the operator is not or only slightly noticeable.
  • the flow velocity of the air flow emerging through the outflow region is significantly less than 1 m / s, in particular not greater than approximately 0.25 m / s.
  • the flexible section can be designed in such a way that, by compressing the first and the second flat sides, the outflow area can be brought at least in sections into contact with the second flat side. In the unloaded state, ie when no external forces acting on the flexible portion of the air supply, but a distance between the first and the second flat side is given.
  • At least one spacer means extends from the first to the second flat side.
  • the spacing means thereby extends across the entire interior and leads to air turbulence, which cause a better and more uniform distribution of the breathing air in the interior and thereby a more uniform outflow from the interior through the air-permeable material.
  • at least one spacer means is flexible so that a high flexibility of the air supply device results. If the air supply device is worn around the neck by an operator in the manner of a collar, this results in a high wearing comfort.
  • the spacer means is at least partially formed by a spacer knitted fabric.
  • the flat, flexible section can be formed from only three layers, namely the flexible, air-permeable material, the spacer fabric and a material arranged on the second flat side. Due to the simple structure, the outer shape of the Lucaszufiihr adopted can be easily adapted to the desired application by the outer shape of the flat, flexible section is made in the desired size. As a result, the air supply is versatile.
  • the spacer fabric has transverse threads which extend transversely to the material of the outflow through the interior.
  • the spacer fabric advantageously has at least one transverse thread per square centimeter, in particular at least five transverse threads per square centimeter.
  • the spacer fabric forms an air-permeable, three-dimensional structure, which causes a uniform air distribution in the interior space between the first and the second flat side.
  • the spacer fabric ensures a distance between the outflow region and the second flat side in a simple manner.
  • the spacing means is at least partially formed by a coarsely porous, flexible, air-permeable material.
  • a coarsely porous, flexible, air-permeable material can be, for example, a flexible, in particular open-cell foam.
  • the distance between the first and the second flat side is advantageously at least 3 mm. As a result, a sufficient width of the interior and thus a good air distribution is achieved. As advantageous, a distance of at least 5 mm, in particular of at least 7 mm has been found.
  • the air-permeable material is advantageously a tissue. As a result, a very uniform outlet of the air can be achieved. A noticeable draft for the operator is thereby avoided.
  • the weave density of the air-permeable material is advantageously between about 140 g / m 2 about 240 g / m 2 .
  • the air-permeable material is a perforated plastic film.
  • a comparatively fine perforation is advantageously provided.
  • the diameter of the Apertures of the plastic film is advantageously less than about 0.5 mm.
  • To achieve a uniform air outlet advantageously less than 300 holes per square centimeter are provided.
  • more than 1 hole per square centimeter is provided.
  • more than 20 holes per square centimeter, preferably more than 50 holes per square centimeter are provided.
  • a planar, air-impermeable material is arranged on the second flat side.
  • the air-impermeable material is advantageously a film or a
  • coated fabric may be, for example, polyurethane-coated polyester fabric.
  • the material on the second flat side is flexible.
  • the air supply device advantageously has at least one housing part, which is fixed to the flat, flexible section, and which has the inflow opening.
  • the housing part advantageously consists of a dimensionally stable material, for example of plastic.
  • the air supply device has means for generating at least one shielding air flow which at least partially shields the respiratory air region from the environment.
  • the flow velocity of the shielding air flow is advantageously greater than the flow velocity of the supply air flow for the supply of breathing air.
  • the flow rate of the feed air flow is advantageously not more than 0.25 m / s.
  • the flow rate of Ableluftstroms is advantageously from about 0.3 m / s to about 1.5 m / s.
  • FIG. 4 is a schematic representation of an embodiment of an air supply to an operator
  • Fig. 5 is a perspective view of the air supply means of Fig. 4
  • Fig. 6 and 7 are schematic representations of further embodiments of
  • the air supply device 1 is advantageously provided to supply breathing air to an operator, for example, when the operator moves in an area where the air is polluted or if the operator is allergic to components of the ambient air, for example Pollen or the like is.
  • the air supply device 1 has a first connecting piece 3, on which a first inflow opening 4 is provided, and a second connecting stub 5 with a second inflow opening 6. Via the inflow openings 4 and 6 breathing air, in particular pre-purified breathing air, can be supplied into a respiratory air area 2 during operation , A single inflow opening or a larger number of inflow openings may also be advantageous.
  • the connecting pieces 3 and 5 are each formed on a housing part 14, 15 of the air supply device 1.
  • the two housing parts 14 and 15 are formed flat in the embodiment. On the housing parts 14 and 15 each one side of a flexible portion 16 (Fig. 2) of the air supply device 1 is held. As shown in Figures 1 and 2, the flexible portion 16 is elongated, and the housing parts 14 and 15 are disposed on its narrow sides.
  • the flexible section 16 has a first, the breathing air region 2 facing flat side 7 and a second, the breathing air area facing away flat side 8.
  • the flat side 8 shows in operation away from the user.
  • the flexible portion 16 also has two end faces 9, which form the longitudinal sides of the flexible portion 16.
  • the flat sides 7 and 8 and the end faces 9 delimit an inner space 10 into which respiratory air flowing in via the inflow openings 4 and 6 opens.
  • the air-permeable material 12 On the first flat side 7 of the flexible portion 16 is covered by an air-permeable material 12, which forms a Ausström Society 1 1 for the breathing air.
  • the air-permeable material 12 has a multiplicity of small openings through which the respiratory air flows uniformly over the area of the outflow area 11 into the respiratory air area 2.
  • the air flows out perpendicular to the surface of the air-permeable material 12.
  • the outflow region 1 1 delimits the interior 10, and the air flows out of the interior 10 through the outflow region 11 into the respiratory air region 2.
  • the air-permeable material 12 may be, for example, a fabric.
  • the fabric may consist of synthetic fibers or of natural fibers or a mixture thereof.
  • the weaving density of the fabric is advantageously between about 140 g / m 2 and about 240 g / m 2 .
  • the fabric may be, for example, a plain weave, gabardine or nettle fabric. Due to the close-meshed design of the fabric a uniform overpressure in the interior and thus a uniform outlet of the air under pressure over the environment is achieved. As a result, ambient air is displaced from the breathing air. Due to the comparatively large exit area for the air, a low flow velocity of the exiting air is achieved. The flow rate is advantageously less than 0.25 m / s.
  • the exit area is advantageously between about 5 cm 2 and about 500 cm 2 . This avoids a noticeable draft for the operator.
  • the fabric is substantially dimensionally stable, so that the flexible portion 16 does not require support material to retain its shape.
  • the air-permeable material 12 is so flexible that the flexible portion 16 can be bent with little force, in the direction of the double arrow 23.
  • the housing parts 14 and 15 are moved closer to each other or further away from each other. As a result, the air supply device 1 can be easily adapted to the user. Bending about an axis lying in the longitudinal direction of the flexible portion 16 is avoided by the housing parts 14 and 15.
  • the air-impermeable material 13 is provided on the second flat side 8 facing away from the respiratory air region 2.
  • the air-impermeable material 13 may be, for example, a film or a coated fabric.
  • the coated fabric may in particular be a polyurethane-coated fabric.
  • the air-impermeable material 13 is flexible, so that the flexible portion 16 can be easily bent. By the air-impermeable material 13 ensures that breathing air is supplied only in the breathing air area 2.
  • the air-impermeable material 13 advantageously also extends to the end faces 9.
  • the air-permeable material is a perforated plastic film.
  • the diameter of the openings of the plastic film is preferably less than about 0.5 mm.
  • more than 1 hole, more preferably more than about 20 holes, preferably more than about 50 holes per square centimeter and more preferably less than 300 holes per square centimeter are provided.
  • the first flat side 7 has an approximately constant distance a to the second flat side 8 over the entire flexible section 16.
  • the distance a is advantageously at least 3 mm, in particular at least 5 mm, preferably at least 7 mm.
  • a spacing means is provided between the first flat side 7 and the second flat side 8, which will be described in more detail below.
  • the connecting pieces 3 and 5 are connected to a blower unit 21 via hoses 22 schematically shown in FIG.
  • the blower unit 21 advantageously has a blower and a filter unit with one or more filter elements that filter the ambient air.
  • the ambient air is supplied from the blower under pressure to the air supply device 1.
  • Fig. 3 shows the structure of the flexible portion 16 in detail.
  • a spacer fabric 17 is provided in the exemplary embodiment.
  • the spacer fabric 17 has a first side 18, against which the air-permeable material 12 abuts, and a second side 19 against which the air-impermeable material 13 rests.
  • the two sides 18 and 19 are connected to each other via transverse threads 20.
  • the spacer fabric has a filigree structure with a plurality of large openings, which allow a good passage of air through the air-permeable material 12 and cover the air-permeable material 12 only slightly and not sealing.
  • the transverse threads 20 ensure a distance between the two sides 18 and 19 of the spacer knit 17.
  • the transverse threads 20 at the same time cause a turbulence of the air flowing into the interior 10.
  • the spacer fabric 17 is flexible. It can be provided that the spacer fabric 17 is only bendable, so that the air supply device 1, as indicated in Fig. 1 by the double arrow 23, can be bent. However, it can also be provided that the transverse threads 20 allow the spacer knit 17 to be compressed.
  • the spacer fabric 17 has at least one transverse thread per square centimeter, preferably at least five transverse threads per square centimeter.
  • a coarse-pored, flexible, air-permeable material can be provided as a spacer means between the first flat side 7 and the second flat side 8.
  • This can be, for example, a foam, in particular an open-cell foam made of plastic. It may also be provided as a spacer means to provide a plurality of spacer elements, which are individually connected to the air-permeable material 12 and / or with the air-impermeable material 13.
  • Fig. 4 shows an embodiment of an air supply device 31, which is supported by a user 36 around the neck in the manner of a collar. The air supply device 31 generates a supply air flow 33, which supplies breathing air into a breathing air region 32.
  • the breathing air region 32 advantageously covers the mouth and nose of the user 36.
  • the supply air flow 33 is supplied through the outflow region 11 of the air supply device 31, which is not shown in detail in FIG.
  • the air supply device 31 also has means for generating Ableluftströmen 34 and 35.
  • at least one Ableluftstrom 34 is provided which shields the breathing air region 32 laterally from the environment.
  • the Ableluftstrom 35 is directed obliquely forward and shields the breathing air area 32 from the user 36 from looking forward. As a result, to the mouth and nose of the user 36 only pre-cleaned air is passed, which flows from the supply air flow 33 into the breathing air region 32.
  • the flow rate of the Abprocess povertyströme 34 and 35 is advantageously significantly greater than the flow rate of the feed air flow 33. This effectively shields against the ambient air is achieved.
  • the flow rate of a Ableluftstroms 34, 35 is advantageously about 0.3 m / s to about 2.5 m / s and the flow rate of the feed air stream 33 is less than about 0.25 m s.
  • Fig. 5 shows the air supply device 31 in detail.
  • the structure of the Lucaszu réelle- device 31 substantially corresponds to that of the air supply device 1, wherein like reference numerals correspond to each other in all exemplary embodiments
  • the breathing air region 2 is delimited by the outflow region 11, which is formed on the flexible section 16 of the air supply device 31.
  • the outflow region 11 is formed on flexible, air-permeable material 12, through which air flows out of the interior 10.
  • On the side facing in operation upwards end face 9 are provided laterally outflow openings 41 and 42, which are formed comparatively narrow and have a small cross-section.
  • the outflow opening 41 communicates via a connecting piece 37, on which a third inflow opening 38 is formed, with a blower unit (not shown in FIG. 4).
  • the outflow opening 42 is also connected to the blower unit via a fourth connecting piece 39, on which a fourth inflow opening 40 is provided.
  • air can be supplied under the same pressure via all inflow openings 4, 6, 38 and 40.
  • the inlet openings 38 and 40 air is supplied under increased pressure to improve the shielding effect on the environment.
  • the lateral outflow openings 41 and 42 advantageously produce the lateral shielding airflow 34.
  • the outflow opening for producing the forwardly directed shielding airflow 35 is not shown in FIG. 5.
  • the orientation of the Ableluftströme 34 can be chosen suitably to achieve on the one hand an effective shielding and on the other hand, not or barely noticeable to the operator.
  • FIG. 6 shows an exemplary embodiment of an air supply device 51 on a buggy 47.
  • the buggy 47 has a push handle 48 and a hood 49, which is the area in which the head of a child sitting in the stroller 47 is located, with respect to the direction of travel upwards and shields behind.
  • the top 49 has an opening 50 Forward.
  • the air supply device 51 is provided.
  • the air supply device 51 is advantageously designed in accordance with the air supply device 31.
  • the air supply device 51 feeds a supply air flow 53 into a respiratory air region 52.
  • the feed air stream 53 exits through an air-permeable material 12 (FIG. 5) from an interior 10 of the air feed device 51.
  • the air supply device 51 also has discharge ports 41 and 42 corresponding to the discharge ports 41 and 42 shown in Fig. 5 and which are not shown in detail in Fig. 6. Through the outflow openings 41 and 42 escape Ableluftströme 54 and 55, which shield the area under the hood 49 from the environment.
  • the Abneu povertyströme 54 and 55 can flow in the region of the opening 50. In the embodiment, two Abneuluftströme 54 and 55 are provided. However, a single shielding air flow 54 or 55 may also be expedient, in particular to avoid turbulence.
  • the air supply device 51 has a blower unit 56, which in the exemplary embodiment is fixed beneath the seat surface of the buggy 47 on the frame of the buggy 47.
  • FIG. 7 an embodiment of an air supply means 61 is shown, which is arranged on a stroller 57.
  • the stroller 57 has a push handle 58 which serves to push the stroller 57 in a sliding direction 72.
  • the stroller 57 has a trough 69, in which an interior 64 is formed, in which a baby can be placed.
  • the trough 69 may be formed in the usual way of soft or dimensionally stable material and removable from the frame of the baby carriage 57.
  • a top 59 bulges over the trough 69.
  • An opening 60 is formed on the top 59.
  • In the interior 64 is an air supply arranged means 61, which serves for the supply of breathing air.
  • the air supply device 61 is designed in accordance with the air supply device 1 and supplies breathing air with a low flow velocity into the interior space 64.
  • the breathing air can flow out through the opening 60 into the environment and thereby prevents the ingress of contaminated ambient air through the opening 60 into the interior 64.
  • a blower unit 66 is provided.
  • the blower unit 66 advantageously comprises a blower for the intake of ambient air and a filter unit for cleaning the ambient air.
  • the trough 69 is covered by a cover 65 in the area not covered by the top 59.
  • the cover 65 protects the interior 64 and a lying in the interior 64 baby from the sun and rain.
  • the cover 65 may advantageously be made of fabric or plastic and secured to the trough 69 with one or more magnets, straps, hook-and-loop fasteners, snaps or the like.
  • a suction opening 67 of the blower unit 66 is provided, which is formed on a suction part 70 in the exemplary embodiment.
  • the suction part 70 is disposed in an opening of the cover 65.
  • the suction opening 67 is formed directly on the cover 65.
  • the suction opening 67 is formed in the embodiment as a slot which is opposite to the
  • Sliding direction 72 of the stroller 57 opens.
  • a connecting part 68 which may comprise the fan and the filter unit, is arranged in the interior 64 in the upper part of the foot region. It can also be advantageous to arrange the filter unit completely or partially in the cover 65. As a result, the effective filter area can be increased in a simple manner.
  • the connecting part 68 connects the cover 65 with the air supply device 61. Via the connecting part 68, the breathing air flows into the air supply device. In this case, the supply of breathing air can be provided in a central region of the air supply device 61.
  • the air supply device 61 extends around the foot region of the heat 69 and extends on both longitudinal sides of the trough 69 to approximately in the Head region of the trough 69.
  • a breathing air region 61 is formed, into which the air supply device 61 supplies a feed air stream 63.
  • the air supply device 61 advantageously extends over more than half the height of the trough 69. As a result, a large area of the outflow region 71 is achieved.
  • the cover 65 with the blower unit 66 which can be arranged in particular in the connecting part 68, without an air supply means 61 is used.
  • the blower unit 66 and the cover 65 lead into the interior space 64 under the cover 65 purified breathing air. Through the cover 65, the penetration of non-purified ambient air in the interior 64 can be largely avoided.

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

L'invention concerne un dispositif d'amenée d'air (1) destiné à amener de l'air de respiration dans une zone d'air respiration (2) qui comporte au moins un orifice d'entrée (4, 6) destiné à amener de l'air de respiration, une chambre intérieure (10) et au moins une zone d'écoulement (11) par le biais de laquelle de l'air de respiration circule jusque dans la zone d'air de respiration (2). L'orifice d'entrée (4, 6) est relié à la zone d'écoulement (11) par le biais de la chambre intérieure (10). La zone d'écoulement (11) est reliée à la zone d'écoulement (11) par le biais de la chambre intérieure (10). La zone d'écoulement (11) est formée à partir d'une matière (12) souple et perméable à l'air. Selon l'invention, pour pouvoir utiliser de façon souple le dispositif d'amenée d'air (1) sans gêner considérablement un utilisateur, le dispositif d'amenée d'air (1) comprend une partie (16) plate et flexible qui possède un premier côté plat (7) et un second côté plat (8) opposé. La zone d'écoulement (11) est disposée au niveau du premier côté plat (7). La chambre intérieure (10) est disposée entre le premier côté plat (7) et le second côté plat (8). L'espace intérieur (10) contient au moins au niveau de la zone d'écoulement (11) au moins un moyen d'espacement qui empêche la zone d'écoulement (11) de venir en contact avec le second côté plat (8).
PCT/EP2015/002428 2014-11-21 2015-10-27 Dispositif d'amenée en air WO2016078773A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US15/528,103 US10786694B2 (en) 2014-11-21 2015-10-27 Air-supply device
EP15804679.7A EP3220777B1 (fr) 2014-11-21 2015-10-27 Dispositif d'amenée en air

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102014017533.2 2014-11-21
DE102014017533.2A DE102014017533A1 (de) 2014-11-21 2014-11-21 Luftzuführeinrichtung
CN201510461524.5A CN105617564B (zh) 2014-11-21 2015-07-31 空气输送装置
CN201510461524.5 2015-07-31

Publications (1)

Publication Number Publication Date
WO2016078773A1 true WO2016078773A1 (fr) 2016-05-26

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ID=54782659

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/002428 WO2016078773A1 (fr) 2014-11-21 2015-10-27 Dispositif d'amenée en air

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Country Link
WO (1) WO2016078773A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190014915A1 (en) * 2017-07-13 2019-01-17 Avea Capital Ltd. Device for Supply of Breathing Air to a Breathing Air Region
WO2021249767A1 (fr) 2020-06-12 2021-12-16 Livable Orb Ab Dispositif de purification d'air
US20220063698A1 (en) * 2018-12-20 2022-03-03 Livable Orb Ab Portable air-filtering device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0280213A1 (fr) * 1987-02-23 1988-08-31 METZELER Gesellschaft mit beschränkter Haftung Coussin, particulièrement pour sièges de véhicules automobiles
WO1996039905A1 (fr) 1995-06-07 1996-12-19 Halo Sleep Systems, Inc. Matelas et procede destine a empecher l'accumulation de dioxyde de carbone dans la literie
WO2004056240A1 (fr) * 2002-12-19 2004-07-08 Flavio Castillo Martinez Desodorisant climatique pour un espace cubique specifique
WO2004092658A1 (fr) 2003-04-08 2004-10-28 Halo Innovations, Inc. Systemes permettant la distribution d'air conditionne dans des zones de respiration individuelles
EP1645258A1 (fr) * 2004-10-06 2006-04-12 Hill-Rom Services, Inc. Appareil améliorant le flux d'air sous un patient
WO2009133447A2 (fr) * 2008-04-30 2009-11-05 Ferrari, Giovanni Article pour enfant

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0280213A1 (fr) * 1987-02-23 1988-08-31 METZELER Gesellschaft mit beschränkter Haftung Coussin, particulièrement pour sièges de véhicules automobiles
WO1996039905A1 (fr) 1995-06-07 1996-12-19 Halo Sleep Systems, Inc. Matelas et procede destine a empecher l'accumulation de dioxyde de carbone dans la literie
WO2004056240A1 (fr) * 2002-12-19 2004-07-08 Flavio Castillo Martinez Desodorisant climatique pour un espace cubique specifique
WO2004092658A1 (fr) 2003-04-08 2004-10-28 Halo Innovations, Inc. Systemes permettant la distribution d'air conditionne dans des zones de respiration individuelles
EP1645258A1 (fr) * 2004-10-06 2006-04-12 Hill-Rom Services, Inc. Appareil améliorant le flux d'air sous un patient
WO2009133447A2 (fr) * 2008-04-30 2009-11-05 Ferrari, Giovanni Article pour enfant

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190014915A1 (en) * 2017-07-13 2019-01-17 Avea Capital Ltd. Device for Supply of Breathing Air to a Breathing Air Region
US20220063698A1 (en) * 2018-12-20 2022-03-03 Livable Orb Ab Portable air-filtering device
US11981366B2 (en) * 2018-12-20 2024-05-14 bubl. AB. Portable air-filtering device
WO2021249767A1 (fr) 2020-06-12 2021-12-16 Livable Orb Ab Dispositif de purification d'air
WO2021249653A1 (fr) * 2020-06-12 2021-12-16 Livable Orb Ab Dispositif portatif de purification d'air

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