DE3710466C2 - - Google Patents

Info

Publication number
DE3710466C2
DE3710466C2 DE3710466A DE3710466A DE3710466C2 DE 3710466 C2 DE3710466 C2 DE 3710466C2 DE 3710466 A DE3710466 A DE 3710466A DE 3710466 A DE3710466 A DE 3710466A DE 3710466 C2 DE3710466 C2 DE 3710466C2
Authority
DE
Germany
Prior art keywords
lumbar support
support plate
threaded spindle
spindle
pin
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
DE3710466A
Other languages
German (de)
English (en)
Other versions
DE3710466A1 (de
Inventor
Takemi Kariya Aichi Jp Hattori
Nobuhiko Oobu Aichi Jp Takeda
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.)
Aisin Corp
Original Assignee
Aisin Seiki Co 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 Aisin Seiki Co Ltd filed Critical Aisin Seiki Co Ltd
Publication of DE3710466A1 publication Critical patent/DE3710466A1/de
Application granted granted Critical
Publication of DE3710466C2 publication Critical patent/DE3710466C2/de
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—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)
DE19873710466 1986-03-31 1987-03-30 Lendenstuetze Granted DE3710466A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986047822U JPH052128Y2 (US20110009641A1-20110113-C00256.png) 1986-03-31 1986-03-31

Publications (2)

Publication Number Publication Date
DE3710466A1 DE3710466A1 (de) 1987-10-15
DE3710466C2 true DE3710466C2 (US20110009641A1-20110113-C00256.png) 1988-12-29

Family

ID=12786045

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873710466 Granted DE3710466A1 (de) 1986-03-31 1987-03-30 Lendenstuetze

Country Status (4)

Country Link
US (1) US4714291A (US20110009641A1-20110113-C00256.png)
JP (1) JPH052128Y2 (US20110009641A1-20110113-C00256.png)
DE (1) DE3710466A1 (US20110009641A1-20110113-C00256.png)
FR (1) FR2596262B1 (US20110009641A1-20110113-C00256.png)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4893872A (en) * 1987-07-18 1990-01-16 United Business Systems Office chair with waist supporter
US5042876A (en) * 1987-11-10 1991-08-27 Steelcase Inc. Controller for seating and the like
JPH0213436U (US20110009641A1-20110113-C00256.png) * 1988-07-11 1990-01-26
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
JPH0731727Y2 (ja) * 1991-08-22 1995-07-26 池田物産株式会社 ランバーサポート装置
US5249839A (en) * 1991-11-12 1993-10-05 Steelcase Inc. Split back chair
US5174629A (en) * 1991-11-19 1992-12-29 Tachi-S Co., Ltd. Lumbar support device
US5466045A (en) * 1994-10-05 1995-11-14 Tachi-S Co., Ltd. Lumbar support device
US6402246B1 (en) * 2001-04-11 2002-06-11 L&P Property Management Simplified strap lumbar support device
US10653245B2 (en) * 2017-12-22 2020-05-19 Shanghai Sterling Motion Technology Co., Ltd. Power operation system and chair having same
CN216494399U (zh) 2021-05-25 2022-05-13 广东联友办公家具有限公司 腰枕支撑力调节结构和座椅

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US607651A (en) * 1898-07-19 blossom
GB584756A (en) * 1944-09-05 1947-01-22 Arthur William Chapman Improvements relating to seats and chairs
DE1836926U (de) * 1960-11-21 1961-08-31 Johann Schwarz Rueckenlehne mit einem verstellbaren formteil.
DE1274003B (de) * 1961-09-15 1968-07-25 Volkswagenwerk Ag Rueckenlehne mit regelbarer Rueckenunterstuetzung fuer Kraftfahrzeugsitze
US3463544A (en) * 1968-04-22 1969-08-26 Edward Froelich Orthopedic seat back
JPS5191531A (en) * 1975-02-06 1976-08-11 Ranbaa sahootochoseisochi
JPS529226A (en) * 1975-07-09 1977-01-24 Aisin Seiki Co Ltd Device for adjusting a lumber support
JPS53145778A (en) * 1977-05-25 1978-12-19 Nissan Motor Seat with huckleback supporting device
JPS5719965A (en) * 1980-07-10 1982-02-02 Ube Ind Ltd Battery case
US4671569A (en) * 1984-09-18 1987-06-09 Aisin Seiki Kabushiki Kaisha Resilient back-up mechanism for vehicle seat structure

Also Published As

Publication number Publication date
FR2596262A1 (fr) 1987-10-02
US4714291A (en) 1987-12-22
DE3710466A1 (de) 1987-10-15
JPH052128Y2 (US20110009641A1-20110113-C00256.png) 1993-01-20
FR2596262B1 (fr) 1991-02-22
JPS62159763U (US20110009641A1-20110113-C00256.png) 1987-10-09

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: TIEDTKE, H., DIPL.-ING. BUEHLING, G., DIPL.-CHEM. KINNE, R., DIPL.-ING. GRUPE, P., DIPL.-ING. PELLMANN, H., DIPL.-ING. GRAMS, K., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee