WO1997030613A1 - Four-way lumbar support - Google Patents
Four-way lumbar support Download PDFInfo
- Publication number
- WO1997030613A1 WO1997030613A1 PCT/US1997/000200 US9700200W WO9730613A1 WO 1997030613 A1 WO1997030613 A1 WO 1997030613A1 US 9700200 W US9700200 W US 9700200W WO 9730613 A1 WO9730613 A1 WO 9730613A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- shift link
- apex
- shift
- support member
- longitudinal end
- Prior art date
Links
Classifications
-
- 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
-
- 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
- A47C7/462—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means
- A47C7/465—Support for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs adjustable by mechanical means by pulling an elastic cable
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69717673T DE69717673T2 (en) | 1996-02-23 | 1997-01-08 | FOUR-ADJUSTABLE LUMBAR REST |
EP97901372A EP0957716B1 (en) | 1996-02-23 | 1997-01-08 | Four-way lumbar support |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/606,257 US5609394A (en) | 1996-02-23 | 1996-02-23 | Four-way lumbar support |
US08/606,257 | 1996-02-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997030613A1 true WO1997030613A1 (en) | 1997-08-28 |
Family
ID=24427231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1997/000200 WO1997030613A1 (en) | 1996-02-23 | 1997-01-08 | Four-way lumbar support |
Country Status (4)
Country | Link |
---|---|
US (1) | US5609394A (en) |
EP (1) | EP0957716B1 (en) |
DE (1) | DE69717673T2 (en) |
WO (1) | WO1997030613A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7559607B2 (en) | 2004-12-20 | 2009-07-14 | Baultar I.D. Inc. | Adjustable ergonomic back for a seat |
US7874618B2 (en) | 2005-04-15 | 2011-01-25 | Grammer Ag | Vehicle seat with a deformable backrest |
Families Citing this family (87)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT394829B (en) | 1989-08-04 | 1992-06-25 | Schuster Wilhelm | BACKREST FOR A VEHICLE SEAT, WITH AN ADJUSTABLE LUMBAR REST |
DE4320105C1 (en) * | 1993-06-17 | 1994-10-13 | Ameu Management Corp | Adjustment device for a flexurally elastic supporting element of a backrest |
DE4444803C2 (en) * | 1994-12-15 | 1997-04-24 | Ameu Management Corp | Elastic arch element made of plastic with longitudinal and cross struts for an arch-adjustable lumbar support |
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 |
CA2181776A1 (en) * | 1996-07-22 | 1998-01-23 | Christopher Cosentino | Shape-adjusting mechanism for backrest |
US6050641A (en) * | 1996-12-20 | 2000-04-18 | Schukra Of North America, Ltd. | Four-way power lumbar system |
DE19825225A1 (en) * | 1998-06-05 | 1999-12-16 | Knud Klingler | Buckle-adjustable support, especially lumbar support, for all types of seats and loungers |
US6092871A (en) * | 1999-10-29 | 2000-07-25 | Global Total Office | Lumbar support |
US6261213B1 (en) | 2000-01-19 | 2001-07-17 | Mark Frey | Lumbar exercise and support apparatus for vehicle seat |
US6644740B2 (en) | 2000-06-28 | 2003-11-11 | Lear Corporation | Vehicle seat lumbar support system |
US6616227B2 (en) | 2001-02-21 | 2003-09-09 | Schukra North America | Powered actuator for lumbar unit |
US6619739B2 (en) | 2001-03-01 | 2003-09-16 | L & P Property Management Company | Universal ergonomic support with self-contained actuator |
US6758522B2 (en) | 2001-03-29 | 2004-07-06 | L&P Property Management Company | Apparatus and method for varying coefficients of friction in a variable apex back support |
WO2002092385A1 (en) * | 2001-05-15 | 2002-11-21 | Schukra Of North America, Ltd. | Powered actuator for lumbar unit |
CA2450735A1 (en) * | 2001-07-11 | 2003-01-23 | Alfmeier Corporation | Integrated adjustable lumbar support and trim attachment system |
US6688443B2 (en) | 2001-11-07 | 2004-02-10 | L & P Property Management Company | Apparatus and method for double clutch actuator |
US6691851B2 (en) | 2001-10-03 | 2004-02-17 | L & P Property Management Company | Apparatus and method for ratchet actuator |
US6637575B2 (en) | 2001-10-03 | 2003-10-28 | L & P Property Management Company | Apparatus and method for thin profile ratchet actuator |
WO2003031222A1 (en) | 2001-10-11 | 2003-04-17 | L & P Property Mangement Company | Power lumbar mechanism |
US6652028B2 (en) | 2001-11-02 | 2003-11-25 | L & P Property Management | Apparatus and method for lumbar support with variable apex |
US6676214B2 (en) | 2001-11-16 | 2004-01-13 | L & P Property Management Company | Method and apparatus for lumbar support with integrated actuator housing |
US6668679B2 (en) | 2001-12-07 | 2003-12-30 | L & P Property Management Company | Apparatus and method for pulley actuator |
US6880424B2 (en) * | 2001-12-07 | 2005-04-19 | L & P Property Management Company | Apparatus for telescoping actuator |
US6908152B2 (en) | 2001-12-14 | 2005-06-21 | L & P Property Management Company | Push lumbar support with flexible pressure surface |
US6779844B2 (en) | 2001-12-14 | 2004-08-24 | L&P Propety Maqnagement Company | Arching lumbar support with weight distribution surface |
US6652029B2 (en) | 2001-12-20 | 2003-11-25 | L & P Property Management Company | Unitized back plate and lumbar support |
US6957596B2 (en) | 2002-10-25 | 2005-10-25 | L&P Property Management Company | Apparatus and method for braking ergonomic support actuator |
US20040080197A1 (en) * | 2002-10-25 | 2004-04-29 | Robert Kopetzky | Transmission amplifier for bowden cables and method of using the same |
US6908153B2 (en) | 2002-12-02 | 2005-06-21 | L&P Property Management Company | Power lumbar support cable apparatus and method |
US6692074B1 (en) | 2002-12-02 | 2004-02-17 | L & P Property Management Company | Apparatus and method for bi-directional cable adjustment of an ergonomic support |
US7052087B2 (en) | 2002-12-09 | 2006-05-30 | L&P Property Management Company | Method and apparatus for a scissors ergonomic support |
US7140680B2 (en) * | 2003-01-22 | 2006-11-28 | L&P Property Management Company | Fold down seat lumbar support apparatus and method |
US6905170B2 (en) * | 2003-01-22 | 2005-06-14 | L & P Property Management Company | Fold down seat lumbar support apparatus and method |
US7137664B2 (en) * | 2003-01-22 | 2006-11-21 | L&P Property Management Company | Automatically actuating ergonomic support system for a fold down seat |
ITMI20030446A1 (en) * | 2003-03-11 | 2004-09-12 | Resal S R L | ANATOMICAL STRUCTURE WITH FRAME AND CONVEX SHEET-CUSHION FOR BACKRESTS, HEADRESTS AND SEATS OF ARMCHAIRS IN GENERAL, ESPECIALLY FOR MOTOR VEHICLES WITH MANUAL AND MOTORIZED ADJUSTMENT OF THE CONVEX AND THE POSITION OF THE SHEET-CUSHION. |
US6971719B2 (en) * | 2003-03-21 | 2005-12-06 | L & P Property Management Company | Clutch actuator surface apparatus and method |
EP1714373B1 (en) * | 2004-02-06 | 2012-06-13 | L&P Property Management Company | In-line actuator apparatus and method |
CN1922416B (en) * | 2004-02-06 | 2010-05-05 | L&P产权管理公司 | Drive mechanism |
DE102004034229A1 (en) * | 2004-07-15 | 2006-02-16 | Schukra Gerätebau AG | actuator |
US7984948B2 (en) | 2004-07-30 | 2011-07-26 | Schukra Of North America, Ltd. | Modular contour support apparatus |
EP1680983B1 (en) * | 2005-01-12 | 2012-11-28 | L&P Swiss Holding Company | Seat structure comprising a coupling unit |
DE602005002019T2 (en) * | 2005-01-12 | 2008-05-08 | L & P Swiss Holding Company | Lumbar support device and corresponding seat structure |
EP1871640B1 (en) * | 2005-04-08 | 2011-09-28 | Alfmeier Präzision AG Baugruppen und Systemlösungen | Vehicle seat with lordosis support |
DE102005017634B4 (en) * | 2005-04-15 | 2008-04-17 | Grammer Ag | Vehicle seat with deformable S-shaped backrest |
US20060267382A1 (en) * | 2005-05-18 | 2006-11-30 | Schukra Of North America | Arm rest return |
US7490899B2 (en) * | 2006-03-30 | 2009-02-17 | Schukra Of North America | Combination lumbar-bolster system |
CN101370409A (en) | 2006-12-11 | 2009-02-18 | 舒克拉北美有限公司 | Lumbar system for climate seating |
US7984949B2 (en) * | 2007-04-24 | 2011-07-26 | Schukra Of North America | Lumbar and bolster support for second row seat |
CA2655083C (en) | 2008-02-22 | 2016-07-05 | Schukra Of North America | Constant pressure retreating lumbar system |
JP5054155B2 (en) * | 2010-06-04 | 2012-10-24 | 本田技研工業株式会社 | Seat back frame |
FR2981309B1 (en) * | 2011-10-12 | 2013-11-29 | Sncf | PASSENGER SEAT FOR A RAIL TRANSPORT VEHICLE HAVING A DEVICE FOR ADJUSTING THE LUMBAR SUPPORT |
US9199565B2 (en) | 2012-09-13 | 2015-12-01 | Leggett & Platt Canada Co. | Lumbar support system |
US9193287B2 (en) | 2012-09-13 | 2015-11-24 | Leggett & Platt Canada Co. | Lumbar support system |
US9193280B2 (en) | 2012-09-13 | 2015-11-24 | Leggett & Platt Canada Co. | Lumbar support system |
US10632882B2 (en) | 2012-09-13 | 2020-04-28 | Leggett & Platt Canada Co. | Lumbar support system |
US9415713B2 (en) | 2013-01-24 | 2016-08-16 | Ford Global Technologies, Llc | Flexible seatback system |
US9399418B2 (en) | 2013-01-24 | 2016-07-26 | Ford Global Technologies, Llc | Independent cushion extension and thigh support |
US9016784B2 (en) * | 2013-01-24 | 2015-04-28 | Ford Global Technologies, Llc | Thin seat leg support system and suspension |
US9409504B2 (en) | 2013-01-24 | 2016-08-09 | Ford Global Technologies, Llc | Flexible seatback system |
US9315131B2 (en) | 2014-01-23 | 2016-04-19 | Ford Global Technologies, Llc | Suspension seat back and cushion system having an inner suspension panel |
US9421894B2 (en) | 2014-04-02 | 2016-08-23 | Ford Global Technologies, Llc | Vehicle seating assembly with manual independent thigh supports |
US9789790B2 (en) | 2014-10-03 | 2017-10-17 | Ford Global Technologies, Llc | Tuned flexible support member and flexible suspension features for comfort carriers |
WO2016122439A1 (en) | 2015-01-26 | 2016-08-04 | Kongsberg Automotive, Inc. | Adjustment mechanism for a seat |
US10046682B2 (en) | 2015-08-03 | 2018-08-14 | Ford Global Technologies, Llc | Back cushion module for a vehicle seating assembly |
US9604560B1 (en) | 2015-11-13 | 2017-03-28 | Kongsberg Automotive, Inc. | Assembly for adjusting a lumbar region of a seat |
US9849817B2 (en) | 2016-03-16 | 2017-12-26 | Ford Global Technologies, Llc | Composite seat structure |
US10286818B2 (en) | 2016-03-16 | 2019-05-14 | Ford Global Technologies, Llc | Dual suspension seating assembly |
US9994135B2 (en) | 2016-03-30 | 2018-06-12 | Ford Global Technologies, Llc | Independent cushion thigh support |
US10220737B2 (en) | 2016-04-01 | 2019-03-05 | Ford Global Technologies, Llc | Kinematic back panel |
US9889773B2 (en) | 2016-04-04 | 2018-02-13 | Ford Global Technologies, Llc | Anthropomorphic upper seatback |
US9802512B1 (en) | 2016-04-12 | 2017-10-31 | Ford Global Technologies, Llc | Torsion spring bushing |
US9845029B1 (en) | 2016-06-06 | 2017-12-19 | Ford Global Technologies, Llc | Passive conformal seat with hybrid air/liquid cells |
US9849856B1 (en) | 2016-06-07 | 2017-12-26 | Ford Global Technologies, Llc | Side airbag energy management system |
US9834166B1 (en) | 2016-06-07 | 2017-12-05 | Ford Global Technologies, Llc | Side airbag energy management system |
US10166894B2 (en) | 2016-06-09 | 2019-01-01 | Ford Global Technologies, Llc | Seatback comfort carrier |
US10377279B2 (en) | 2016-06-09 | 2019-08-13 | Ford Global Technologies, Llc | Integrated decking arm support feature |
US10166895B2 (en) | 2016-06-09 | 2019-01-01 | Ford Global Technologies, Llc | Seatback comfort carrier |
US10286824B2 (en) | 2016-08-24 | 2019-05-14 | Ford Global Technologies, Llc | Spreader plate load distribution |
US10279714B2 (en) | 2016-08-26 | 2019-05-07 | Ford Global Technologies, Llc | Seating assembly with climate control features |
US10239431B2 (en) | 2016-09-02 | 2019-03-26 | Ford Global Technologies, Llc | Cross-tube attachment hook features for modular assembly and support |
US10391910B2 (en) | 2016-09-02 | 2019-08-27 | Ford Global Technologies, Llc | Modular assembly cross-tube attachment tab designs and functions |
US9914378B1 (en) | 2016-12-16 | 2018-03-13 | Ford Global Technologies, Llc | Decorative and functional upper seatback closeout assembly |
US10596936B2 (en) | 2017-05-04 | 2020-03-24 | Ford Global Technologies, Llc | Self-retaining elastic strap for vent blower attachment to a back carrier |
US10351030B2 (en) * | 2017-09-14 | 2019-07-16 | Ford Global Technologies, Llc | Seat trim retention system with asymmetrical retention force |
KR102088708B1 (en) * | 2018-12-17 | 2020-03-13 | 주식회사 대동시스템 | Car seat lumbar support unit with simplified structure and improved responsiveness |
US11076697B1 (en) * | 2020-09-22 | 2021-08-03 | Ford Global Technologies, Llc | Seating assembly for a vehicle |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4182533A (en) * | 1978-12-26 | 1980-01-08 | Uop Inc. | Seat backrest having an adjustable lumbar support |
US4316631A (en) * | 1979-01-24 | 1982-02-23 | Steyr-Daimler-Puch Aktiengesellschaft | Backrest |
US4354709A (en) * | 1978-06-23 | 1982-10-19 | Wilhelm Schuster | Flexible elastic support |
US4469374A (en) * | 1981-11-20 | 1984-09-04 | Namba Press Works Co., Ltd. | Automotive seat |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1182854A (en) * | 1915-05-10 | 1916-05-09 | Albert J Coe | Flexible back adjustment for chairs. |
US2756809A (en) * | 1954-06-30 | 1956-07-31 | Endresen Ernst | Back support for chairs, car seats, and the like |
US2843195A (en) * | 1956-01-25 | 1958-07-15 | Alvar E A Barvaeus | Self-adjusting back support |
US2942651A (en) * | 1957-11-12 | 1960-06-28 | Market Forge Company | Auxiliary seat |
US3378299A (en) * | 1966-07-05 | 1968-04-16 | William C. Sandor | Automobile seating construction |
AT308318B (en) * | 1969-12-12 | 1973-06-25 | Wilhelm Schuster Ing | Covering for lying, sitting and supporting surfaces of all kinds |
DE2064419C3 (en) * | 1970-12-30 | 1979-08-30 | Recaro Gmbh & Co, 7000 Stuttgart | Backrests for automobile seats |
SE7512478L (en) * | 1974-11-07 | 1976-05-10 | Ryobi Ltd | COUPLING DEVICE FOR FISHING ROLLERS |
DE2541559A1 (en) * | 1975-09-18 | 1977-03-24 | Bama Bueroeinrichtungs Ges Mbh | Adjustable lumbar support for seat - has two arm linkage to seat frame for vertical and horizontal movement |
US4153293A (en) * | 1977-09-06 | 1979-05-08 | Nepsco, Inc. | Back rest |
US4156544A (en) * | 1978-03-20 | 1979-05-29 | Milsco Manufacturing Company | Vehicle seat having lumbar support adjustment means |
US4449751A (en) * | 1981-05-26 | 1984-05-22 | Lear Siegler, Inc. | Seat backrest having an adjustable lumbar support |
JPS58206703A (en) * | 1982-05-26 | 1983-12-02 | アイシン精機株式会社 | Lamber support |
JPS5940965A (en) * | 1982-09-01 | 1984-03-06 | Takata Kk | Seat belt retractor with memory device |
JPS5975063A (en) * | 1982-10-21 | 1984-04-27 | 株式会社日本自動車部品総合研究所 | Seat belt clamp apparatus |
DE3324655C2 (en) * | 1983-07-08 | 1985-05-15 | Fa. Willibald Grammer, 8450 Amberg | Seat with disc support |
AU557891B2 (en) * | 1983-10-18 | 1987-01-15 | Tachikawa Spring Co. Ltd. | Lumbar support device |
SE449556B (en) * | 1983-11-09 | 1987-05-11 | Volvo Ab | CHAIR, EXV CAR, ROOF OR AIRPLANE CHAIR, INCLUDING ONE IN THE SEATING ROOM |
JPS60207614A (en) * | 1984-03-29 | 1985-10-19 | 株式会社タチエス | Lamber support apparatus |
US4564235A (en) * | 1984-11-09 | 1986-01-14 | Tachikawa Spring Co., Ltd. | Lumbar support device |
US4679848A (en) * | 1985-02-11 | 1987-07-14 | Spierings Petrus A M | Back support mechanism and method |
US4880271A (en) * | 1987-12-28 | 1989-11-14 | Wickes Manufacturing Company | Adjustable lumbar support |
GB8804864D0 (en) * | 1988-03-01 | 1988-03-30 | Pirelli Ltd | System for inflating support bag in seat |
US4915448A (en) * | 1988-07-11 | 1990-04-10 | Morgenstern Robin L | Power actuated lumbosacral backrest |
KR910002135Y1 (en) * | 1989-04-22 | 1991-04-04 | 주식회사 은성사 | Spool apparatus for fixhing reel |
AT394829B (en) * | 1989-08-04 | 1992-06-25 | Schuster Wilhelm | BACKREST FOR A VEHICLE SEAT, WITH AN ADJUSTABLE LUMBAR REST |
US5088790A (en) * | 1990-05-21 | 1992-02-18 | Lear Seating Corporation | Adjustable lumbar support mechanism for a vehicular seat |
US5076643A (en) * | 1990-08-20 | 1991-12-31 | Lear Seating Corporation | Lumbar support |
US5197780A (en) * | 1991-02-20 | 1993-03-30 | Fisher Dynamics Corporation | Transmission device for cable control of lumbar support mechanism |
US5217278A (en) * | 1991-03-13 | 1993-06-08 | Findlay Industries, Inc. | Mechanism for providing adjustable lumbar support in a seat |
US5137329A (en) * | 1991-06-24 | 1992-08-11 | Ritter-Smith Incorporated | Articulated lumbar support for a seat |
-
1996
- 1996-02-23 US US08/606,257 patent/US5609394A/en not_active Expired - Fee Related
-
1997
- 1997-01-08 DE DE69717673T patent/DE69717673T2/en not_active Expired - Fee Related
- 1997-01-08 WO PCT/US1997/000200 patent/WO1997030613A1/en active IP Right Grant
- 1997-01-08 EP EP97901372A patent/EP0957716B1/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4354709A (en) * | 1978-06-23 | 1982-10-19 | Wilhelm Schuster | Flexible elastic support |
US4182533A (en) * | 1978-12-26 | 1980-01-08 | Uop Inc. | Seat backrest having an adjustable lumbar support |
US4316631A (en) * | 1979-01-24 | 1982-02-23 | Steyr-Daimler-Puch Aktiengesellschaft | Backrest |
US4469374A (en) * | 1981-11-20 | 1984-09-04 | Namba Press Works Co., Ltd. | Automotive seat |
Non-Patent Citations (1)
Title |
---|
See also references of EP0957716A4 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7559607B2 (en) | 2004-12-20 | 2009-07-14 | Baultar I.D. Inc. | Adjustable ergonomic back for a seat |
US7874618B2 (en) | 2005-04-15 | 2011-01-25 | Grammer Ag | Vehicle seat with a deformable backrest |
Also Published As
Publication number | Publication date |
---|---|
EP0957716A4 (en) | 2000-03-08 |
DE69717673T2 (en) | 2004-05-19 |
DE69717673D1 (en) | 2003-01-16 |
US5609394A (en) | 1997-03-11 |
EP0957716A1 (en) | 1999-11-24 |
EP0957716B1 (en) | 2002-12-04 |
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