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EP1566118A3 - Spinal support - Google Patents

Spinal support Download PDF

Info

Publication number
EP1566118A3
EP1566118A3 EP05002319A EP05002319A EP1566118A3 EP 1566118 A3 EP1566118 A3 EP 1566118A3 EP 05002319 A EP05002319 A EP 05002319A EP 05002319 A EP05002319 A EP 05002319A EP 1566118 A3 EP1566118 A3 EP 1566118A3
Authority
EP
European Patent Office
Prior art keywords
spinal support
backrest
bracket
chair
curvature
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
Application number
EP05002319A
Other languages
German (de)
French (fr)
Other versions
EP1566118B1 (en
EP1566118A2 (en
Inventor
Karl Würl
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.)
Steelcase AG
Original Assignee
Steelcase Werndl AG
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 Steelcase Werndl AG filed Critical Steelcase Werndl AG
Publication of EP1566118A2 publication Critical patent/EP1566118A2/en
Publication of EP1566118A3 publication Critical patent/EP1566118A3/en
Application granted granted Critical
Publication of EP1566118B1 publication Critical patent/EP1566118B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Surgical Instruments (AREA)

Abstract

The lower back support system is incorporated in the back rest of a chair. It comprises a bracket (4) fastened across the backrest, which is flexible. A control knob (6) mounted on the bracket allows a support pad (8) to be pressed against the backrest, adjusting its degree of curvature.
EP05002319A 2004-02-19 2005-02-03 Spinal support Expired - Lifetime EP1566118B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004008230A DE102004008230B3 (en) 2004-02-19 2004-02-19 Device for supporting the spine
DE102004008230 2004-02-19

Publications (3)

Publication Number Publication Date
EP1566118A2 EP1566118A2 (en) 2005-08-24
EP1566118A3 true EP1566118A3 (en) 2006-05-31
EP1566118B1 EP1566118B1 (en) 2008-05-21

Family

ID=34706860

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05002319A Expired - Lifetime EP1566118B1 (en) 2004-02-19 2005-02-03 Spinal support

Country Status (3)

Country Link
EP (1) EP1566118B1 (en)
AT (1) ATE395846T1 (en)
DE (2) DE102004008230B3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016219104A1 (en) * 2016-09-30 2018-04-05 Brose Fahrzeugteile Gmbh & Co. Kg, Coburg Adjustment of a lumbar support or a Seitenwangenverstellers with spindle drive for a seat element of a vehicle seat
DE102016219105B4 (en) 2016-09-30 2024-11-07 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Coburg Adjustment device with spindle drive for a seat element of a vehicle seat

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1984549A (en) * 1932-05-31 1934-12-18 Burroughs Adding Machine Co Chair
US2139205A (en) * 1937-10-12 1938-12-06 Gen Fireproofing Co Chair
US4043594A (en) * 1976-03-12 1977-08-23 Gf Business Equipment, Inc. Adjustable chair rest member
WO1991016840A1 (en) * 1990-05-02 1991-11-14 Paxon John B Localised supports inside cushions seats and mattresses and their adjustment
EP0857443A2 (en) * 1992-06-15 1998-08-12 Herman Miller, Inc. Support assembly for a chair and method and system for making a chair with a support assembly

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4730871A (en) * 1986-08-14 1988-03-15 Nepsco, Inc. Adjustable back rest

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1984549A (en) * 1932-05-31 1934-12-18 Burroughs Adding Machine Co Chair
US2139205A (en) * 1937-10-12 1938-12-06 Gen Fireproofing Co Chair
US4043594A (en) * 1976-03-12 1977-08-23 Gf Business Equipment, Inc. Adjustable chair rest member
WO1991016840A1 (en) * 1990-05-02 1991-11-14 Paxon John B Localised supports inside cushions seats and mattresses and their adjustment
EP0857443A2 (en) * 1992-06-15 1998-08-12 Herman Miller, Inc. Support assembly for a chair and method and system for making a chair with a support assembly

Also Published As

Publication number Publication date
DE502005004159D1 (en) 2008-07-03
DE102004008230B3 (en) 2005-10-06
EP1566118B1 (en) 2008-05-21
EP1566118A2 (en) 2005-08-24
ATE395846T1 (en) 2008-06-15

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