JPH10500596A - 可変頂点を備える背部支持体 - Google Patents
可変頂点を備える背部支持体Info
- Publication number
- JPH10500596A JPH10500596A JP7530483A JP53048395A JPH10500596A JP H10500596 A JPH10500596 A JP H10500596A JP 7530483 A JP7530483 A JP 7530483A JP 53048395 A JP53048395 A JP 53048395A JP H10500596 A JPH10500596 A JP H10500596A
- Authority
- JP
- Japan
- Prior art keywords
- support
- support member
- cable
- longitudinal
- spool
- 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
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/64—Back-rests or cushions
- B60N2/66—Lumbar supports
- B60N2/667—Lumbar supports having flexible support member bowed by applied forces
- B60N2/6671—Lumbar supports having flexible support member bowed by applied forces with cable actuators
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- 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
- A47C7/36—Support for the head or the back
- A47C7/40—Support for the head or the back for the back
- A47C7/46—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/64—Back-rests or cushions
- B60N2/66—Lumbar supports
- B60N2/667—Lumbar supports having flexible support member bowed by applied forces
- B60N2/6673—Lumbar supports having flexible support member bowed by applied forces with motor driven adjustments
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. ベース部材と、 前記ベース部材の一方の端部に取り付けられたシートバック部材であって、前 記シートバック部材は、前記シートバック部材に対して固定位置を有する第1お よび第2の水平方向に配列されたバーと、 第1の長手方向端部は、水平方向に配列された前記第1のバーに回転自在に取 り付けられており、第2の長手方向端部は、水平方向に配列された前記第2のバ ーに回転および滑動自在に取り付けられている、前記2つの長手方向端部を備え る単片の可撓性支持部材と、 前記支持部材を長手方向に展張するために、前記第2の長手方向端部に近接し て前記支持部材に取り付けられており、前記支持部材が、ユーザーの背中に対し て外側に向かってアーチを形成する手段と、 からなるシート。 2. 前記単片の可撓性支持部材が、 中央体部と、 前記中央体部の一方の端部に配列されており、前記中央体部から遠く位置する 前記第1のプレート部の一方の端部が、前記支持部材の前記第1の長手方向端部 を規定する第1のプレート部と、 前記第1のプレート部から遠く位置する前記中央体部の第2の端部に配列され ており、前記支持部材の前記第2の長手方向端部を規定する第2のプレート部と 、 前記中央体部から水平方向外側に突出する複数の支持フィンガーと、 で構成される請求の範囲1記載のシート。 3. 前記支持フィンガーの各々が、1つの折れ曲がった周辺部と、前記中央 体部から遠く位置する丸味を帯びた端部を有する請求の範囲2記載のシート。 4. 前記支持部材が、 前記の各支持フィンガーの前記の丸みを帯びた端部が、前記中央体部によって ほぼ規定される面の前方部になるように、 緩んだ位置にあるとき、 前記支持フィンガーが、前記の面から前方に突出する請求の範囲3記載のシー ト。 5. 前記中央体部が、水平方向に配列された複数の横断ストリップによって 互いに連結された垂直方向に配列された一組の長手方向ストリップをさらに含む ラチス構造体からなる請求の範囲2記載のシート。 6. 前記第1のプレート部が、さらに、前記シートバック部材上において、 水平方向に配列された前記第1のバーと係合するように位置する上方に向かって 突出する一組のクランプ部材を含んでおり、前記支持部材の前記第1の長手方向 端部が、前記第1のバーに回転可能に取り付けられている請求の範囲2記載のシ ート。 7. 前記第2のプレート部が、さらに、前記第2のプレート上において、反 対側で向かい合う横断方向両端部に配列された一組の保持部材を含んでおり、前 記保持部材および前記第2のプレート部が、前記シートバック部材上に水平方向 に配列された前記第2のバーに跨がっており、前記支持部材の前記第2の長手方 向端部が、前記第2のバーに回動、滑動が可能に取り付けられている請求の範囲 2記載のシート。 8. 前記保持部材が、さらに、前記保持部材の第1および第2の長手方向両 端部に、それぞれストッパーを備えており、前記支持部材の前記第2の長手方向 端部が、前記第2の水平方向に配列されたバーに対して、前記両ストッパーによ って制限されている請求の範囲7記載のシート。 9. 前記展張手段が、前記支持部材の第2の長手方向端部に近い前記支持部 材に取り付けられた可撓性のケーブルと、前記シートに隣接して配列された前記 ケーブルの実効長を短縮する手段とで構成されており、前記支持部材の第2の長 手方向端部を、前記支持部材の第1の長手方向端部に向かって牽引することによ って、実効長を短縮された前記ケーブルが前記支持部材内で展張する請求の範囲 1記載のシート。 10. 前記ケーブルが、さらに、その外側を覆う軽量な可撓性の固定ケーシ ングを有し、前記ケーブルが前記固定ケーシング内に可動に装着される請求の範 囲9記載のシート。 11. 前記短縮手段が、スプールと、前記スプールを回転する手段とで構成 されており、前記ケーブルが、前記スプールの一部の周りに、この部分を覆うよ うに収容され、それによって、前記ケーブルの実効長を短縮する請求の範囲9記 載のシート。 12. 前記ケーブルの実効長が量的に不特定な調節が可能である請求の範囲 9記載のシート。 13. 前記支持部材が、一回の打ち抜きで形成される形成される低カーボン で含有物のない、前もって焼き入れを施した冷間圧延鋼片で構成される請求の範 囲2記載のシート。 14. 前記支持部材が、一片の材料から形成される請求の範囲2記載のシー ト。 15. 前記可撓性支持部材が、頂点によって湾曲部を形成して外側に弓状に 曲がり、前記頂点は、前記湾曲部に及ぼされる力に応じて、前記可撓性支持部材 の長手方向において、自動的に調節可能である請求の範囲1記載のシート。 16. 長手方向軸と、第1および第2の長手方向両端部と、前記中央本体の 前記長手方向軸とほぼ直交する方向に、前記中央本体から外側に向かって突出す る複数の支持フィンガーとを有する中央本体を含む単一の可撓性支持部材と、 前記長手方向両端部の一方の近くに位置する前記支持部材に取り付けられた前 記支持部材を長手方向に展張する手段とからなり、 前記支持部材は、外側にアーチを形成してユーザーの背中を支持する、シート バック部内で使用する背部支持体。 17. 前記支持フィンガーの各々は、折れ曲がった周辺部と、前記中央本体 から遠い丸みを帯びた端部とを有する請求の範囲16記載の背部支持体。 18. 前記支持フィンガーは、 前記各支持フィンガー上の丸みを帯びた前記端部が、ほぼ前記中央本体によっ て形成される面の前方にあるように、前記支持部材が、緩んだ位置にあるとき、 前記の面からほぼ前方に突出する請求の範囲17記載の背部支持体。 19. 前記中央本体は、水平方向に配列された複数の横断方向ストリップに よって互いに連結された一組の垂直方向に配列された長手方向ストリップからな る請求の範囲16記載の背部支持体。 20. 前記第1の長手方向端部は、一組の互いに向き合って上方に突出する クランプ部材を含んでおり、前記クランプ部材は、前記背部支持体が採用される シートバック上のバーと係合するように適合する請求の範囲16記載の背部支持 体。 21. 前記第2の長手方向端部は、3つの保持部材と、 第1の面内に存在する第1の前記保持部材と、少なくとも、前記第1の面に対 して実質的に平行な第2の面内に存在する第2の前記保持部材と、 を含んでおり、 前記第1および第2の面は間隔を隔てており、前記3つの保持部材は、前記保 持部材が、前記シートバックの一部上で回動と滑動が可能なように移動するよう に、シートバックの一部に係合する請求の範囲16記載の背部支持体。 22. 前記保持部材は、実質的に偏平であり、前記保持部材の1つは、前記 保持部材が前記シートバックの一部に沿って滑動するのに好都合なように起立し たビードを有する請求の範囲21記載の背部支持体。 23. 前記保持部材が、さらに、前記保持部材の、それぞれ第1および第2 の長手方向両端部にストッパーを備えており、前記支持部材の前記第2の長手方 向端部の移動が前記ストッパーによって制限される請求の範囲21記載の背部支 持体。 24. 前記展張手段が、前記支持部材の第2の長手方向端部の近くの前記支 持部材に取り付けられた可撓性ケーブルと、 前記ケーブルの前記実効長短縮する手段と、 からなり、 前記支持部材の第2の長手方向端部を前記支持部材の第1の長手方向端部に向 かって牽引することによって、前記ケーブルの実効長が短縮されて、前記支持部 材の長手方向に展張する請求の範囲16記載の背部支持体。 25. 前記ケーブルが、さらに、外側の固定ケーシングを有する軽量の可撓 性ケーブルを含んでおり、前記ケーブルは前記ケーシング内に移動可能に装着さ れている請求の範囲24記載の背部支持体。 26. 前記短縮手段は、1つのスプールと前記スプールを回転する手段とで 構成されており、前記ケーブルは、前記スプールの一部を覆うようにその周囲に 収容され、それによって、前記ケーブルの前記実効長を短縮する請求の範囲24 記載の背部支持体。 27. 前記ケーブルの前記実効長は、量的に不特定な調節が可能であり、前 記支持部材は、量的に不特定に長手方向に展張する請求の範囲26記載の背部支 持体。 28. 前記短縮手段が、さらに、 前記スプール内に形成された中心ボア内に一部が配置されたバーと、 前記バーの一部をを包囲して、前記スプールと係合し、前記スプールと前記ク ラッチバネが前記バーを中心に一方向にのみ回転するクラッチバネと、 前記バーを中心に前記スプールを回転し、それによって前記ケーブルが、前記 スプールの一部に巻き取られるレバーハンドルと、 からなる請求の範囲26記載の背部支持体。 29. 前記支持部材が、一回の打ち抜きで形成される形成される低カーボン で含有物のない、前もって焼き入れを施した冷間圧延鋼片で構成される請求の範 囲16記載の背部支持体。 30. 前記可撓性の支持部材が、頂点によって湾曲部を形成して外側に弓状 に曲がり、前記頂点は、前記湾曲部に及ぼされる力に応じて、前記可撓性支持部 材の長手方向において、自動的に調節可能である請求の範囲16記載の背部支持 体。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/247,829 | 1994-05-23 | ||
US08/247,829 US5518294A (en) | 1993-04-05 | 1994-05-23 | Variable apex back support |
PCT/US1995/006462 WO1995031918A1 (en) | 1994-05-23 | 1995-05-15 | Variable apex back support |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10500596A true JPH10500596A (ja) | 1998-01-20 |
JP3616100B2 JP3616100B2 (ja) | 2005-02-02 |
Family
ID=22936553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53048395A Expired - Fee Related JP3616100B2 (ja) | 1994-05-23 | 1995-05-15 | 可変頂点を備える背部支持体 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5518294A (ja) |
EP (1) | EP0759715B1 (ja) |
JP (1) | JP3616100B2 (ja) |
KR (1) | KR100336010B1 (ja) |
AU (1) | AU2644695A (ja) |
DE (1) | DE69519568T2 (ja) |
ES (1) | ES2153036T3 (ja) |
WO (1) | WO1995031918A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007123219A1 (ja) * | 2006-04-21 | 2007-11-01 | Ts Tech Co., Ltd. | 車両シート |
JP2008528879A (ja) * | 2005-01-25 | 2008-07-31 | シュクラ オブ ノース アメリカ リミテッド | 手動腰部支持体調節の多重巻きメカニズム |
JP2009101138A (ja) * | 2007-10-23 | 2009-05-14 | Toyota Boshoku Corp | 車両用シートのシートバック |
WO2014073463A1 (ja) * | 2012-11-07 | 2014-05-15 | シロキ工業株式会社 | ランバーサポート装置 |
JP2016164067A (ja) * | 2008-01-23 | 2016-09-08 | ラジャーシンガム、アージューナ・イドレイスワラン | 車両乗員支持体 |
KR102574254B1 (ko) * | 2022-10-12 | 2023-09-06 | 김소연 | 탄력적인 입체 지지구조의 요추받침구가 구비된 의자용 등받이 프레임 |
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DE4320105C1 (de) | 1993-06-17 | 1994-10-13 | Ameu Management Corp | Verstellvorrichtung für ein biegeelastisches Stützelement einer Rückenlehne |
US6805680B2 (en) * | 1994-12-09 | 2004-10-19 | Schukra-Geratebau Ag | Method for providing a massage on seats, and a device for implementing this method |
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IT1280436B1 (it) * | 1995-07-19 | 1998-01-20 | Lear Seating Italia Spa | Sedile di autoveicolo |
ES2132509T3 (es) * | 1995-12-23 | 1999-08-16 | Jorg Schwarzbich | Dispositivo para la fijacion de un elemento de soporte a una rejilla de alambre. |
GB2308809B (en) * | 1996-01-05 | 1998-07-08 | Youngflex Sa | Improvements in and relating to support structures for incorporation in a seat frame |
US5984407A (en) * | 1996-02-23 | 1999-11-16 | Mccord Winn Textron Inc. | Cable attachment for a lumbar support |
US6227618B1 (en) | 1996-02-23 | 2001-05-08 | Schukra Usa, Inc. | Cable attachment for a lumbar support |
IT1285340B1 (it) * | 1996-05-20 | 1998-06-03 | Lear Corp Italia Spa | Organo di sopporto lombare per lo schienale di un sedile di autoveicolo. |
CA2181776A1 (en) | 1996-07-22 | 1998-01-23 | Christopher Cosentino | Shape-adjusting mechanism for backrest |
DE29706397U1 (de) * | 1997-04-10 | 1997-05-22 | Megaplast S.A., Bilbao | Rückenstütze für Lehnen, insbesondere von Kraftfahrzeugsitzen |
US5911477A (en) * | 1997-05-29 | 1999-06-15 | L&P Property Management Company | Lumbar support structure for automotive vehicle |
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US6053064A (en) * | 1998-05-01 | 2000-04-25 | L & P Property Management Company | Lumbar support screw actuator |
DE19825225A1 (de) * | 1998-06-05 | 1999-12-16 | Knud Klingler | Wölbungsverstellbare Stütze, insbesondere Lordosenstütze, für Sitze und Liegen aller Art |
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US6652029B2 (en) | 2001-12-20 | 2003-11-25 | L & P Property Management Company | Unitized back plate and lumbar support |
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JP2016164067A (ja) * | 2008-01-23 | 2016-09-08 | ラジャーシンガム、アージューナ・イドレイスワラン | 車両乗員支持体 |
WO2014073463A1 (ja) * | 2012-11-07 | 2014-05-15 | シロキ工業株式会社 | ランバーサポート装置 |
JP2014094040A (ja) * | 2012-11-07 | 2014-05-22 | Shiroki Corp | ランバーサポート装置 |
KR102574254B1 (ko) * | 2022-10-12 | 2023-09-06 | 김소연 | 탄력적인 입체 지지구조의 요추받침구가 구비된 의자용 등받이 프레임 |
Also Published As
Publication number | Publication date |
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AU2644695A (en) | 1995-12-18 |
WO1995031918A1 (en) | 1995-11-30 |
JP3616100B2 (ja) | 2005-02-02 |
KR100336010B1 (ko) | 2002-11-27 |
ES2153036T3 (es) | 2001-02-16 |
EP0759715A1 (en) | 1997-03-05 |
EP0759715B1 (en) | 2000-12-06 |
DE69519568T2 (de) | 2001-05-31 |
DE69519568D1 (de) | 2001-01-11 |
KR970702002A (ko) | 1997-05-13 |
EP0759715A4 (en) | 1998-07-01 |
US5518294A (en) | 1996-05-21 |
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