JPH038120Y2 - - Google Patents

Info

Publication number
JPH038120Y2
JPH038120Y2 JP1983030636U JP3063683U JPH038120Y2 JP H038120 Y2 JPH038120 Y2 JP H038120Y2 JP 1983030636 U JP1983030636 U JP 1983030636U JP 3063683 U JP3063683 U JP 3063683U JP H038120 Y2 JPH038120 Y2 JP H038120Y2
Authority
JP
Japan
Prior art keywords
support plate
bracket
plate
cam member
cam
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.)
Expired
Application number
JP1983030636U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59137151U (ja
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 filed Critical
Priority to JP1983030636U priority Critical patent/JPS59137151U/ja
Priority to DE19843407666 priority patent/DE3407666A1/de
Priority to US06/585,185 priority patent/US4811986A/en
Publication of JPS59137151U publication Critical patent/JPS59137151U/ja
Application granted granted Critical
Publication of JPH038120Y2 publication Critical patent/JPH038120Y2/ja
Granted legal-status Critical Current

Links

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
    • A47C7/36—Supports for the head or the back
    • A47C7/40—Supports for the head or the back for the back
    • A47C7/46—Supports for the head or the back for the back with special, e.g. adjustable, lumbar region support profile; "Ackerblom" profile chairs
    • A47C7/462—Supports 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)
JP1983030636U 1983-03-03 1983-03-03 ランバ−サポ−ト Granted JPS59137151U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1983030636U JPS59137151U (ja) 1983-03-03 1983-03-03 ランバ−サポ−ト
DE19843407666 DE3407666A1 (de) 1983-03-03 1984-03-01 Einstellbare lendenstuetze
US06/585,185 US4811986A (en) 1983-03-03 1984-03-01 Adjustable lumbar support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1983030636U JPS59137151U (ja) 1983-03-03 1983-03-03 ランバ−サポ−ト

Publications (2)

Publication Number Publication Date
JPS59137151U JPS59137151U (ja) 1984-09-13
JPH038120Y2 true JPH038120Y2 (instruction) 1991-02-28

Family

ID=12309319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1983030636U Granted JPS59137151U (ja) 1983-03-03 1983-03-03 ランバ−サポ−ト

Country Status (3)

Country Link
US (1) US4811986A (instruction)
JP (1) JPS59137151U (instruction)
DE (1) DE3407666A1 (instruction)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH061003Y2 (ja) * 1989-03-31 1994-01-12 シロキ工業株式会社 シート
JPH0631965Y2 (ja) * 1990-03-20 1994-08-24 池田物産株式会社 ランバーサポート装置
US5791733A (en) * 1996-02-09 1998-08-11 Knoll, Inc. Adjustable lumbar support
US5762397A (en) * 1997-03-24 1998-06-09 Venuto; Dennis Wire attachment to a seat frame
US5979984A (en) 1997-10-24 1999-11-09 Steelcase Development Inc. Synchrotilt chair with forwardly movable seat
US6220661B1 (en) 1999-04-19 2001-04-24 Steelcase Development Inc. Chair back and method of assembly
US6062649A (en) * 1998-03-03 2000-05-16 Steelcase Development Inc. Chair back construction
USD419007S (en) * 1998-03-31 2000-01-18 Teknion Furniture Systems Inc. Back for a chair
AU783829B2 (en) 2000-09-28 2005-12-08 Formway Furniture Limited A reclinable chair
AUPR054400A0 (en) 2000-09-29 2000-10-26 Formway Furniture Limited A castor
NZ518944A (en) * 2002-05-14 2004-09-24 Formway Furniture Ltd Height adjustable arm for chair with outer stem releasably lockable to inner stem by engagement of recesses
JP4127193B2 (ja) 2003-11-13 2008-07-30 コクヨ株式会社 椅子の背凭れ
DE102006052783B4 (de) 2006-02-22 2022-05-25 Volkswagen Ag Aktive Konturanpassung einer wölbungsverstellbaren Stütze, insbesondere einer Lordosenstütze oder eines Lordoseschildes
US9022474B2 (en) * 2009-07-06 2015-05-05 L&P Property Management Company Adjustable foundation for a seating unit
DE102011075514A1 (de) * 2011-05-09 2012-11-29 Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Coburg Rückenlehnenstruktur mit Lordosenstütze
US9193287B2 (en) 2012-09-13 2015-11-24 Leggett & Platt Canada Co. Lumbar support system
US9199565B2 (en) 2012-09-13 2015-12-01 Leggett & Platt Canada Co. Lumbar support system
US10632882B2 (en) 2012-09-13 2020-04-28 Leggett & Platt Canada Co. Lumbar support system
US9193280B2 (en) 2012-09-13 2015-11-24 Leggett & Platt Canada Co. Lumbar support system
US9700143B2 (en) * 2015-06-29 2017-07-11 Yao-Chuan Wu Adjustable lumbar support apparatus for seat back
CN115336873A (zh) * 2022-07-19 2022-11-15 佛山市科智美家具有限公司 底盘机构及靠背可调节座椅

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US184264A (en) * 1876-11-14 Improvement in devices for winding clocks
US847229A (en) * 1905-04-10 1907-03-12 James M Branam Pumping-jack.
US947570A (en) * 1908-07-22 1910-01-25 Frank D Carson Street-indicator.
US1789617A (en) * 1928-03-19 1931-01-20 Case Co J I Operating device for seeding machines
US3018992A (en) * 1959-12-10 1962-01-30 Albert Lipp Quick level tripod table control system
US3026159A (en) * 1960-08-05 1962-03-20 Lloyd E Miller Tool tray
US3890000A (en) * 1973-12-03 1975-06-17 Dura Corp Adjustable lumbar area support for vehicle seatbacks
JPS5357620A (en) * 1976-11-01 1978-05-25 Aisin Seiki Co Ltd Lumber support adjusting apparatus
JPS53145778A (en) * 1977-05-25 1978-12-19 Nissan Motor Seat with huckleback supporting device
JPS5521906A (en) * 1978-07-31 1980-02-16 Nissan Motor Seat provided with lumbar support device
US4182533A (en) * 1978-12-26 1980-01-08 Uop Inc. Seat backrest having an adjustable lumbar support
US4295681A (en) * 1980-02-19 1981-10-20 Uop Inc. Seat having lumbar support and vertical height adjustment mechanism therefor
JPS5766710A (en) * 1980-10-13 1982-04-23 Shiraki Kinzoku Kogyo Kk Lamber support and adjusting apparatus
US4449751A (en) * 1981-05-26 1984-05-22 Lear Siegler, Inc. Seat backrest having an adjustable lumbar support
JPS58206703A (ja) * 1982-05-26 1983-12-02 アイシン精機株式会社 ランバ−サポ−ト
DE3306994A1 (de) * 1983-02-28 1984-08-30 P.A. Rentrop Hubbert & Wagner Fahrzeugausstattungen GmbH & Co KG, 3060 Stadthagen Sitz, insbesondere kraftfahrzeugsitz

Also Published As

Publication number Publication date
DE3407666A1 (de) 1984-10-11
US4811986A (en) 1989-03-14
JPS59137151U (ja) 1984-09-13

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