EP1714583B1 - Siège avec assise gonflable - Google Patents

Siège avec assise gonflable Download PDF

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Publication number
EP1714583B1
EP1714583B1 EP06252089A EP06252089A EP1714583B1 EP 1714583 B1 EP1714583 B1 EP 1714583B1 EP 06252089 A EP06252089 A EP 06252089A EP 06252089 A EP06252089 A EP 06252089A EP 1714583 B1 EP1714583 B1 EP 1714583B1
Authority
EP
European Patent Office
Prior art keywords
seat
backrest
insert portion
inflatable
main portion
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.)
Not-in-force
Application number
EP06252089A
Other languages
German (de)
English (en)
Other versions
EP1714583A1 (fr
Inventor
Neal Marshall
Terry Glyn Moule
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.)
Seating Design and Development Ltd
Original Assignee
Seating Design and Development Ltd
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 Seating Design and Development Ltd filed Critical Seating Design and Development Ltd
Publication of EP1714583A1 publication Critical patent/EP1714583A1/fr
Application granted granted Critical
Publication of EP1714583B1 publication Critical patent/EP1714583B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/02—Seat parts

Definitions

  • This invention relates to a seat, and more especially, this invention relates to a seat with an inflatable seat portion.
  • the seats are often such that the seat portion is not comfortable to sit on and does not give adequate support to the posterior of a person sitting on the seat portion.
  • the seat portion may, for example, restrict the positioning of the person's pelvic girdle and it may apply undue pressure to the person's ischial tuberosities, in addition to restricting local blood flow and pinching local nerves in the region of the person's posterior.
  • a seat comprising a seat portion and a backrest portion.
  • the seat portion comprises a main portion and a plurality of insert portions.
  • One of the insert portions is rectangular and is positioned so as to be underneath the posterior of a person sitting on the insert portion.
  • Two of the insert portions are rectangular and are positioned so as to be underneath the thighs of the person sitting on the seat portion.
  • the insert portions are able to be inflated and deflated.
  • WO 00/03623 is concerned with an electronic control system for controlling the inflation and deflation of the insert portions.
  • a seat comprising a seat portion and a backrest portion, the seat portion comprising a main portion and an insert portion, the insert portion being such that it fits into a complementarity shaped recess in the main portion.
  • the insert portion comprises a pair of pads which are positioned so as to be underneath the cheeks of the posterior of a person sitting on the insert portion.
  • the insert portion also comprises a pair of legs which are positioned so as to be underneath the thighs of the person sitting on the seat portion.
  • the insert portion and the main portion are made of a foam material.
  • the foam material of the insert portion may be of a different density to the foam material of the main portion.
  • the present invention provides a seat comprising a seat portion and a backrest portion, the seat portion comprising a seat main portion and a seat insert portion, characterised in that the seat insert portion is softer than the seat main portion, the seat insert portion is positioned in a complementarily shaped recess in the seat main portion, the seat insert portion comprises a pair of pads which are positioned so as to be underneath the cheeks of the posterior of a person sitting on the seat portion with their legs extending over a front of the seat portion and not straddling the seat portion, the seat insert portion comprises a pair of legs which are positioned so as to be underneath the thighs of the person sitting on the seat portion with their legs extending over a front of the seat portion and not straddling the seat portion, a part of the seat main portion is positioned between the pair of legs of the seat insert portion, the pair of pads of the seat insert portion and the pair of legs of the seat insert portion provide a continuous uninterrupted area which is softer than the seat main portion, and the seat insert portion is an inflatable seat
  • each user of a seat to control the amount of inflation and deflation in the seat insert portion means that each user of a seat is able to adjust the seat to their own requirements for their own maximum personal comfort.
  • the seat insert portion may be inflatable by a gas or a hydraulic liquid.
  • the gas is preferably air.
  • the seat insert portion may be formed to have one single inflatable compartment. Alternatively, the seat insert portion may be formed to have a plurality of separate inflatable compartments.
  • the seat insert portion is softer than the seat main portion. If desired however the seat insert portion may be harder than the seat main portion.
  • the degree of hardness of the seat insert portion can be controlled by each user to their own personal requirements.
  • the seat may include control means for inflating and deflating the seat insert portion.
  • the control means may include a manually-operated hand pump for pumping an inflating medium into the seat insert portion for inflating the seat insert portion, and an outlet valve to removing the inflating medium from the seat insert portion for deflating the seat insert portion.
  • a manually-operated hand pump for pumping an inflating medium into the seat insert portion for inflating the seat insert portion
  • an outlet valve to removing the inflating medium from the seat insert portion for deflating the seat insert portion.
  • the removed inflating medium can be exhausted to the environment.
  • the inflating medium can be taken from the seat portion and saved in a reservoir chamber.
  • an electrically operated pump may be employed as an alternative to the use of a manually-operated hand pump.
  • the seat may be one in which the seat main portion is an inflatable seat main portion.
  • the seat main portion may be inflatable by a gas or a hydraulic liquid.
  • the gas is preferably air.
  • the seat main portion may be formed to have one single inflatable compartment.
  • the seat main portion may be formed to have a plurality of separate inflatable compartments.
  • the seat main portion may include control means for inflating and deflating the seat main portion.
  • the seat may be one in which the control means includes a manually-operated hand pump for pumping the inflating medium into the seat main portion for inflating the seat main portion, and an outlet valve for removing the inflating medium from the seat main portion for deflating the seat main portion.
  • the control means includes a manually-operated hand pump for pumping the inflating medium into the seat main portion for inflating the seat main portion, and an outlet valve for removing the inflating medium from the seat main portion for deflating the seat main portion.
  • the seat main portion may be made of a foam material.
  • the seat portion may include a heating element.
  • the seat may be one in which the backrest portion comprises a backrest main portion and a backrest insert portion, and the backrest insert portion being an inflatable backrest insert portion which is able to be inflated and deflated by a user for maximum personal comfort of the user.
  • the inflatable backrest insert portion may provide optimum lumber support for the back of the person irrespective of the height and weight of the person.
  • the backrest insert portion may be inflatable by a gas or a hydraulic liquid.
  • the gas is preferably air.
  • the backrest insert portion may be formed to have one single inflatable compartment. Alternatively, the backrest insert portion may be formed to have a plurality of separate inflatable compartments.
  • the backrest insert portion may include control means for inflating and deflating the backrest insert portion.
  • the control means may include manually-operated hand pump for pumping the inflating medium into the backrest insert portion for inflating the backrest insert portion, and an outlet valve for removing the inflating medium from the backrest insert portion for deflating the backrest insert portion. If desired, the control means may include an electrically-operated pump instead of the manually-operated hand pump.
  • the seat may be one in which the backrest insert portion is such that it is softer than the backrest main portion.
  • the backrest insert portion may be such that it is harder than the backrest main portion.
  • the backrest main portion may be an inflatable backrest main portion.
  • the backrest main portion may be inflatable by a gas or a hydraulic liquid.
  • the gas is preferably air.
  • the backrest main portion may be formed to have one single inflatable compartment.
  • the backrest main portion may be formed to have a plurality of separate inflatable compartments.
  • the backrest main portion may include control means for inflating and deflating the backrest main portion.
  • the control means may include a manually-operated hand pump for pumping an inflating medium into the backrest main portion for inflating the backrest main portion, and an outlet valve for removing the inflating medium from the backrest main portion for deflating the backrest main portion.
  • an electrically-operated pump may be employed instead of the manually-operated hand pump.
  • the backrest main portion may be made of a foam material.
  • the same type of control means will usually be employed for all of the inflatable/deflatable seat parts.
  • One pump for example one manually-operated hand pump or one electrically-operated pump may be employed for inflating parts of the seat, with the inflating medium being able to be directed to and removed from different parts of the seats by selection of appropriate valve means from a control panel.
  • the seat may include a headrest portion.
  • the seat may be any suitable and appropriate seat.
  • the seat may be a vehicle seat for a motor vehicle, an aircraft seat for a an aircraft, a boat seat for a boat, a military seat for a military vehicle, a train seat for a train, a hovercraft for a hovercraft, a domestic seat for domestic use, an office seat for office use, or an industrial seat for use in industrial premises.
  • the motor vehicle may be any suitable and appropriate motor vehicle including a car, van, bus, coach or lorry.
  • the seat may be especially advantageous for ferries where passengers are generally required to sit together in their seats for the duration of their journey.
  • the domestic seat may be a chair, armchair or settee.
  • FIG. 1 there is shown a seat portion 2 of a seat.
  • the entire seat is not shown but the seat comprises the seat portion 2 and a backrest portion.
  • the seat portion 2 comprises a seat main portion 4 and a seat insert portion 6.
  • the seat insert portion 6 is such that it fits into a complementarily shaped recess 8 in the seat main portion 4.
  • the seat insert portion 6 comprises a pair of pads 10, 12 which are positioned so as to be underneath the cheeks of the posterior of a person sitting on the seat portion 2 with their legs extending over the front of the seat portion 2 and not straddling the seat portion 2.
  • the seat insert portion 6 also comprises a pair of legs 14, 16 which are positioned so as to be underneath the thighs of the person sitting on the seat portion 2 with their legs extending over a front of the seat portion 2 and not straddling the seat portion 2.
  • a part 17 of the seat main portion 4 is positioned between the pair of legs 14, 16 of the seat insert portion 6.
  • the pair of pads 10, 12 of the seat insert portion 6 and the pair of legs 14, 16 of the seat insert portion 6 provide a continuous uninterrupted area which is softer than the main seat portion 4.
  • the seat insert portion 6 is such that it is an inflatable seat insert portion 6.
  • the seat insert portion 6 is such that it is able to be inflated and deflated by a user for maximum personal comfort of the user.
  • the seat insert portion 6 is able to be inflated by gas in the form of air.
  • the seat insert portion 6 is formed to have one single inflatable compartment.
  • the pads 10, 12 and the legs 14, 16 have curved faces which engage complementarily curved faces 18 in the recess 8. When inflated, the seat insert portion 6 will usually be softer than the seat main portion 4.
  • the seat insert portion 6 includes control means 20 for inflating and deflating the seat insert portion 6.
  • the control means 20 comprises a manually-operated hand pump 22 which is connected to the body of the seat insert portion 6 by a tube 24. Repeated squeezing of the hand pump 22 is effected to inflate the seat insert portion 6. If the seat insert portion 6 is inflated too much, then air can be released via an outlet valve (not shown).
  • the seat main portion 4 is an inflatable seat main portion 4.
  • the seat main portion 4 is also inflated by gas in the form of air.
  • the seat main portion 4 is formed to have one single inflatable compartment.
  • the seat main portion 4 is inflated by control means 26 which is basically the same as the control means 20 and which thus comprises a hand pump 28, a tube 30 and an outlet valve (not shown).
  • control means 26 which is basically the same as the control means 20 and which thus comprises a hand pump 28, a tube 30 and an outlet valve (not shown).
  • the seat main portion 4 will usually be inflated to be harder than the seat insert portion 6, but the reverse arrangement may be employed if desired.
  • the seat main portion 4 and the seat insert portion 6 are inflated, then relative movement between the two portions 4, 6 may occur if a person sitting on the seat portion 6 wishes to apply, for example, more weight on one side of the seat insert portion 6 than the other side of the seat insert portion 6. This relative movement may occur with all seat portions of the seat of the present invention.
  • the backrest portion 32 may be used with the seat portion 2, or it may be used with another type of seat portion.
  • the backrest portion 32 comprises a backrest main portion 34 and a backrest insert portion 36.
  • the backrest insert portion 36 is an inflatable backrest insert portion which is able to be inflated and deflated by a user for maximum personal comfort of the user.
  • the backrest insert portion 36 can be inflated to provide optimum lumbar support for the back of the user, irrespective of the height and weight of the user.
  • the backrest insert portion includes control means 38 for inflating and deflating the backrest insert portion 36.
  • the control means 38 comprises a manually-operated hand pump 40 which is connected to the remainder of the backrest insert portion 36 by a tube 32.
  • Control means 36 also includes a control valve (not shown) for removing air from the backrest insert portion 36 if it has been over inflated by operation of the hand pump 40.
  • the backrest insert portion 36 has a curved face 44 which fits a complementary curved face 46 of a recess 48 in the backrest main portion 34.
  • the backrest main portion 34 is an inflatable backrest main portion.
  • the backrest main portion 34 is inflatable by gas in the form of air.
  • the backrest main portion 34 is formed to have one single inflatable compartment.
  • the backrest main portion 34 has control means 50 for enabling the backrest main portion 34 to be inflated.
  • the control means 50 comprises a manually-operated hand pump 52 which is connected to the main body of the backrest main portion 34 by a tube 54.
  • An outlet valve (not shown) is provided for removing air from the backrest main portion 34 if this should be desired.
  • the seat main portion 4 may be made of a foam material instead of being inflatable. If the backrest portion 32 is used with the seat portion 2, then the entire backrest portion 32 may be made of a foam material, or just the backrest main portion 34 or just the backrest insert portion 36 may be made of a foam material.
  • the backrest portion 32 may be provided with a headrest portion (not shown). Gases other than air and also hydraulic fluids may be employed to inflate the chosen inflatable parts of the seat.
  • a single pump and an appropriate control panel may be employed to inflate different parts of the seat.
  • the pump may be an electrically-operated pump rather than a hand-operated manual pump if desired.

Landscapes

  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)

Claims (21)

  1. siège comportant une partie d'assise (2) et une partie de dossier, la partie d'assise (2) comportant une partie principale d'assise (4) et une partie formant pièce rapportée d'assise (6), caractérisé en ce que la partie formant pièce rapportée d'assise (6) est plus molle que la partie principale d'assise (4), la partie formant pièce rapportée d'assise (6) est positionnée dans un évidement mis en forme de manière complémentaire (8) situé dans la partie principale d'assise (4), la partie formant pièce rapportée d'assise (6) comporte une paire de coussins (10, 12) qui sont positionnés de manière à être sous les fesses d'une personne assise sur la partie d'assise (2), la partie formant pièce rapportée d'assise (6) comportant une paire de jambes (14, 16) qui sont positionnées de manière à être sous les cuisses de la personne assise sur la partie d'assise (2), une partie (17) de la partie principale d'assise (4) est positionnée entre la paire de jambes (14, 16) de la partie formant pièce rapportée d'assise (6), la paire de coussins (10, 12) de la partie formant pièce rapportée d'assise (6) et la paire de jambes (14, 16) de la partie formant pièce rapportée d'assise (6) fournissent une surface ininterrompue continue qui est plus molle que la partie principale d'assise (4), et la partie formant pièce rapportée d'assise (6) est une partie formant pièce rapportée d'assise gonflable (6) qui est susceptible d'être gonflée et dégonflée par un utilisateur pour un confort personnel maximum de l'utilisateur.
  2. Siège selon la revendication 1, dans lequel la partie formant pièce rapportée d'assise (6) peut être gonflée par un gaz ou un liquide hydraulique.
  3. Siège selon la revendication 1 ou 2, dans lequel la partie formant pièce rapportée d'assise (6) est formée pour avoir un compartiment gonflable unique ou une pluralité de compartiments gonflables séparés.
  4. Siège selon l'une quelconque des revendications précédentes, dans lequel les coussins (10, 12) et les jambes (14, 16) ont des faces incurvées qui viennent en prise avec des faces incurvées de manière complémentaire situées dans l'évidement.
  5. Siège selon l'une quelconque des revendications précédentes, et comportant des moyens de commande pour gonfler et dégonfler la partie formant pièce rapportée d'assise.
  6. Siège selon l'une quelconque des revendications précédentes, dans lequel la partie principale d'assise (4) est une partie principale d'assise gonflable (4).
  7. Siège selon la revendication 6, dans lequel la partie principale d'assise (4) peut être gonflée par un gaz ou un liquide hydraulique.
  8. Siège selon la revendication 6 ou 7, dans lequel la partie principale d'assise (4) est formée pour avoir un compartiment gonflable unique ou une pluralité de compartiments gonflables séparés.
  9. Siège selon l'une quelconque des revendications 6 à 8, et comportant des moyens de commande pour gonfler et dégonfler la partie principale d'assise (4).
  10. Siège selon l'une quelconque des revendications 1 à 5, dans lequel la partie principale d'assise (4) est constituée d'un matériau en mousse.
  11. Siège selon l'une quelconque des revendications précédentes, dans lequel la partie de dossier comporte une partie principale de dossier et une partie formant pièce rapportée de dossier, la partie formant pièce rapportée de dossier étant une partie formant pièce rapportée de dossier gonflable qui est capable d'être gonflée et dégonflée par un utilisateur pour un confort personnel maximum de l'utilisateur.
  12. Siège selon la revendication 11, dans lequel la partie formant pièce rapportée de dossier peut être gonflée par un gaz ou un liquide hydraulique.
  13. Siège selon la revendication 11 ou 12, dans lequel la partie formant pièce rapportée de dossier est formée pour avoir un compartiment gonflable unique ou une pluralité de compartiments gonflables séparés.
  14. Siège selon l'une quelconque des revendications 11 à 13, et comprenant des moyens de commande pour gonfler et dégonfler la partie formant pièce rapportée de dossier.
  15. Siège selon l'une quelconque des revendications 11 à 14, dans lequel la partie formant pièce rapportée de dossier est telle qu'elle est plus molle que la partie principale de dossier.
  16. Siège selon l'une quelconque des revendications 11 à 15, dans lequel la partie principale de dossier est une partie principale de dossier gonflable.
  17. Siège selon la revendication 16, dans lequel la partie principale de dossier peut être gonflée par un gaz ou un liquide hydraulique.
  18. Siège selon la revendication 16 ou 17, dans lequel la partie principale de dossier est formée pour avoir un composant gonflable unique ou une pluralité de composants gonflables séparés.
  19. Siège selon l'une quelconque des revendications 15 à 18, et comprenant des moyens de commande pour gonfler et dégonfler la partie principale de dossier.
  20. Siège selon la revendication 11, dans lequel la partie principale de dossier est constituée d'un matériau en mousse.
  21. Siège selon l'une quelconque des revendications 11 à 20, et comprenant une partie d'appui-tête.
EP06252089A 2005-04-22 2006-04-18 Siège avec assise gonflable Not-in-force EP1714583B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0508207.8A GB0508207D0 (en) 2005-04-22 2005-04-22 A seat with an inflatable seat portion

Publications (2)

Publication Number Publication Date
EP1714583A1 EP1714583A1 (fr) 2006-10-25
EP1714583B1 true EP1714583B1 (fr) 2008-07-16

Family

ID=34639987

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06252089A Not-in-force EP1714583B1 (fr) 2005-04-22 2006-04-18 Siège avec assise gonflable

Country Status (5)

Country Link
US (1) US20070001505A1 (fr)
EP (1) EP1714583B1 (fr)
AT (1) ATE401020T1 (fr)
DE (1) DE602006001775D1 (fr)
GB (1) GB0508207D0 (fr)

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US7413250B2 (en) * 2006-11-21 2008-08-19 Blair Connolly, Inc. Back support
EP2095742A4 (fr) * 2006-12-20 2011-10-12 Toyota Boshoku Kk Coussin de siège détachable, procédé de fabrication de celui-ci, et siège utilisant le coussin de siège détachable
US7703849B2 (en) * 2006-12-22 2010-04-27 B&B Innovators, Llc Vertebral column support apparatus and method
USD670109S1 (en) * 2010-05-26 2012-11-06 Pro Medicare S.R.L. Postural system
US10328829B2 (en) * 2013-03-14 2019-06-25 Lear Corporation Thoracic region comfort vehicle seating system with pneumatic adjustment
CN111107767B (zh) 2017-09-22 2021-08-10 沃尔玛阿波罗有限责任公司 露营空气椅
WO2019060646A1 (fr) 2017-09-22 2019-03-28 Walmart Apollo, Llc Housse de chaise pliante personnalisable
US11857471B2 (en) 2020-07-30 2024-01-02 Permobil, Inc. Adjustable seat cushion

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US3145054A (en) * 1962-07-12 1964-08-18 Jr John Sopko Portable chair seat with a backsupporting pneumatic cushion
US3296635A (en) * 1964-11-17 1967-01-10 O'hanlan Joseph Treacy Inflatable seat cushion
US4643481A (en) * 1984-11-08 1987-02-17 Saloff William S Seat system for preventing decubiti
US4930171A (en) * 1989-05-03 1990-06-05 International Healthcare Products, Inc. Contour retaining support cushion
US5314235A (en) * 1991-11-05 1994-05-24 Johnson David G Portable back support
US5490299A (en) * 1992-09-16 1996-02-13 Jay Medical Ltd. Seating system with pressure relieving fluid pad
US5395162A (en) * 1993-02-16 1995-03-07 Jay Medical Ltd. Seating system
US5848982A (en) * 1995-03-20 1998-12-15 Kabushiki Kaisha Tec Lounger-type air massager
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US5658050A (en) * 1996-01-11 1997-08-19 Milsco Manufacturing Company Vehicle seat with inflatable bladder
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WO2000003627A2 (fr) * 1998-07-15 2000-01-27 Rostra Precision Controls, Inc. Systeme de commande electronique pour mecanisme de support variable
US6241320B1 (en) * 1999-10-15 2001-06-05 Invacare Corporation Customizable seat cushion and positioning assembly including pressure compensation inserts
US6893096B2 (en) * 2002-09-05 2005-05-17 A-Dec, Inc. Headrest support and adjustment mechanism
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DE10353596A1 (de) * 2003-11-12 2005-06-16 Volkswagen Ag Sitz

Also Published As

Publication number Publication date
ATE401020T1 (de) 2008-08-15
GB0508207D0 (en) 2005-06-01
DE602006001775D1 (de) 2008-08-28
US20070001505A1 (en) 2007-01-04
EP1714583A1 (fr) 2006-10-25

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