ATE529020T1 - BACKREST ESPECIALLY OF AN OFFICE CHAIR - Google Patents

BACKREST ESPECIALLY OF AN OFFICE CHAIR

Info

Publication number
ATE529020T1
ATE529020T1 AT08801543T AT08801543T ATE529020T1 AT E529020 T1 ATE529020 T1 AT E529020T1 AT 08801543 T AT08801543 T AT 08801543T AT 08801543 T AT08801543 T AT 08801543T AT E529020 T1 ATE529020 T1 AT E529020T1
Authority
AT
Austria
Prior art keywords
back rest
office chair
zones
backrest
backrest especially
Prior art date
Application number
AT08801543T
Other languages
German (de)
Inventor
Martin Potrykus
Armin Sander
Original Assignee
Koenig & Neurath 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 Koenig & Neurath Ag filed Critical Koenig & Neurath Ag
Application granted granted Critical
Publication of ATE529020T1 publication Critical patent/ATE529020T1/en

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
    • A47C7/44—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/445—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with bar or leaf springs
    • 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
    • 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
    • A47C7/38—Support for the head or the back for the head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)

Abstract

The invention relates to a back rest, especially for an office chair, comprising two back rest zones (3a, 3b) that are hinged, while forming an articulated connection (8) of the four-bar chain type, to a two-part back rest support (2) having a lower supporting guide (20) and an upper back rest guide (21), in such a manner that a flexible lumbar support (5) is formed between the back rest zones (3a, 3b).
AT08801543T 2007-09-15 2008-08-08 BACKREST ESPECIALLY OF AN OFFICE CHAIR ATE529020T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007044130A DE102007044130A1 (en) 2007-09-15 2007-09-15 Backrest, in particular, of an office chair
PCT/EP2008/006559 WO2009033535A1 (en) 2007-09-15 2008-08-08 Back rest, especially for an office chair

Publications (1)

Publication Number Publication Date
ATE529020T1 true ATE529020T1 (en) 2011-11-15

Family

ID=40202030

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08801543T ATE529020T1 (en) 2007-09-15 2008-08-08 BACKREST ESPECIALLY OF AN OFFICE CHAIR

Country Status (5)

Country Link
EP (1) EP2187782B1 (en)
AT (1) ATE529020T1 (en)
DE (1) DE102007044130A1 (en)
ES (1) ES2375890T3 (en)
WO (1) WO2009033535A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9706845B2 (en) 2012-09-20 2017-07-18 Steelcase Inc. Chair assembly
USD697726S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
US11229294B2 (en) 2012-09-20 2022-01-25 Steelcase Inc. Chair assembly with upholstery covering
US11304528B2 (en) 2012-09-20 2022-04-19 Steelcase Inc. Chair assembly with upholstery covering
US8998339B2 (en) 2012-09-20 2015-04-07 Steelcase Inc. Chair assembly with upholstery covering
GB2543565B (en) * 2015-10-23 2019-10-09 Ratstands Ltd Stackable chair
KR20180064752A (en) * 2016-12-06 2018-06-15 이상필 Chair for correcting turtle neck
DE102018109486A1 (en) * 2018-04-20 2019-10-24 Klöber GmbH Lumbar support for seating, preferably for work chairs
EP3927215A4 (en) 2019-02-21 2023-03-15 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
US11357329B2 (en) 2019-12-13 2022-06-14 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
WO2021178206A1 (en) 2020-03-02 2021-09-10 Steelcase Inc. Body support assembly and methods for the use and assembly thereof
US11812870B2 (en) 2021-02-10 2023-11-14 Steelcase Inc. Body support structure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7912182U1 (en) * 1979-04-07 1980-03-27 Zapf, Otto, 6240 Koenigstein SEAT FURNITURE
GB2085719B (en) * 1980-08-20 1984-04-11 Antocks Lairn Ltd Adjustable chairs
EP0815778B1 (en) * 1996-06-28 1998-02-04 Steelcase Strafor (S.A.) Improvements for systems with differential shaping of back supports of office chairs
WO2000022959A1 (en) * 1998-10-20 2000-04-27 Protoned B.V. Chair mechanism
US7458637B2 (en) * 2004-06-10 2008-12-02 Steelcase Inc. Back construction with flexible lumbar
US7396079B2 (en) * 2005-03-08 2008-07-08 Steelcase Inc. Seating with shape-changing back support frame
DE202005019654U1 (en) * 2005-12-16 2007-04-26 König + Neurath AG Backrest and chair

Also Published As

Publication number Publication date
EP2187782A1 (en) 2010-05-26
EP2187782B1 (en) 2011-10-19
DE102007044130A1 (en) 2009-03-19
WO2009033535A1 (en) 2009-03-19
ES2375890T3 (en) 2012-03-07

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