EP2233043A4 - Chair - Google Patents

Chair

Info

Publication number
EP2233043A4
EP2233043A4 EP08870697A EP08870697A EP2233043A4 EP 2233043 A4 EP2233043 A4 EP 2233043A4 EP 08870697 A EP08870697 A EP 08870697A EP 08870697 A EP08870697 A EP 08870697A EP 2233043 A4 EP2233043 A4 EP 2233043A4
Authority
EP
European Patent Office
Prior art keywords
chair
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.)
Withdrawn
Application number
EP08870697A
Other languages
German (de)
French (fr)
Other versions
EP2233043A1 (en
Inventor
Nobuyuki Ueda
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.)
Kokuyo Co Ltd
Original Assignee
Kokuyo 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 Kokuyo Co Ltd filed Critical Kokuyo Co Ltd
Publication of EP2233043A1 publication Critical patent/EP2233043A1/en
Publication of EP2233043A4 publication Critical patent/EP2233043A4/en
Withdrawn legal-status Critical Current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
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03255—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest with a central column, e.g. rocking office chairs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03266—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with adjustable elasticity
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03272—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with coil springs
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03261—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means
    • A47C1/03277—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs
    • A47C1/03279—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest characterised by elastic means with bar or leaf springs of torsion type
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C1/00—Chairs adapted for special purposes
    • A47C1/02—Reclining or easy chairs
    • A47C1/031—Reclining or easy chairs having coupled concurrently adjustable supporting parts
    • A47C1/032—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest
    • A47C1/03294—Reclining or easy chairs having coupled concurrently adjustable supporting parts the parts being movably-coupled seat and back-rest slidingly movable in the base frame, e.g. by rollers
EP08870697A 2008-01-16 2008-08-05 Chair Withdrawn EP2233043A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008007398A JP5347141B2 (en) 2008-01-16 2008-01-16 Chair
JP2008007401A JP5347142B2 (en) 2008-01-16 2008-01-16 Chair
PCT/JP2008/064033 WO2009090770A1 (en) 2008-01-16 2008-08-05 Chair

Publications (2)

Publication Number Publication Date
EP2233043A1 EP2233043A1 (en) 2010-09-29
EP2233043A4 true EP2233043A4 (en) 2011-10-19

Family

ID=42315619

Family Applications (2)

Application Number Title Priority Date Filing Date
EP08870697A Withdrawn EP2233043A4 (en) 2008-01-16 2008-08-05 Chair
EP08870933A Withdrawn EP2233044A1 (en) 2008-01-16 2008-08-05 Chair

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP08870933A Withdrawn EP2233044A1 (en) 2008-01-16 2008-08-05 Chair

Country Status (4)

Country Link
US (1) US20100244521A1 (en)
EP (2) EP2233043A4 (en)
JP (2) JP5347142B2 (en)
WO (2) WO2009090769A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD742677S1 (en) 2012-09-20 2015-11-10 Steelcase Inc. Chair

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5514509B2 (en) 2009-10-26 2014-06-04 株式会社イトーキ Rocking chair
US8602501B2 (en) * 2010-09-14 2013-12-10 Herman Miller, Inc. Backrest
JP5917868B2 (en) 2011-09-14 2016-05-18 シロキ工業株式会社 Lumber support device
USD697727S1 (en) 2012-09-20 2014-01-21 Steeelcase Inc. Chair
USD688907S1 (en) 2012-09-20 2013-09-03 Steelcase Inc. Arm assembly
US9706845B2 (en) 2012-09-20 2017-07-18 Steelcase Inc. Chair assembly
USD694539S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
US8998339B2 (en) 2012-09-20 2015-04-07 Steelcase Inc. Chair assembly with upholstery covering
USD694538S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD781605S1 (en) 2015-04-24 2017-03-21 Steelcase Inc. Chair
US11304528B2 (en) 2012-09-20 2022-04-19 Steelcase Inc. Chair assembly with upholstery covering
USD699957S1 (en) 2012-09-20 2014-02-25 Steelcase Inc. Chair
USD699959S1 (en) * 2012-09-20 2014-02-25 Steelcase Inc. Chair
USD683151S1 (en) 2012-09-20 2013-05-28 Steelcase Inc. Chair
USD702981S1 (en) 2012-09-20 2014-04-22 Steelcase Inc. Chair
USD698166S1 (en) 2012-09-20 2014-01-28 Steelcase Inc. Chair
US11229294B2 (en) 2012-09-20 2022-01-25 Steelcase Inc. Chair assembly with upholstery covering
USD697728S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD699958S1 (en) 2012-09-20 2014-02-25 Steelcase Inc. Chair
USD942767S1 (en) 2012-09-20 2022-02-08 Steelcase Inc. Chair assembly
USD694540S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD697730S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD694537S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD701053S1 (en) 2012-09-20 2014-03-18 Steelcase Inc. Chair
USD694536S1 (en) 2012-09-20 2013-12-03 Steelcase Inc. Chair
USD683150S1 (en) 2012-09-20 2013-05-28 Steelcase Inc. Chair
USD698165S1 (en) 2012-09-20 2014-01-28 Steelcase Inc. Chair
USD697729S1 (en) 2012-09-20 2014-01-21 Steelcase Inc. Chair
USD699061S1 (en) 2012-09-20 2014-02-11 Steelcase Inc. Arm assembly
USD698164S1 (en) * 2012-09-20 2014-01-28 Steelcase Inc. Chair
US9913540B2 (en) 2012-09-21 2018-03-13 Steelcase Inc. Chair construction
USD695034S1 (en) 2012-11-13 2013-12-10 Steelcase Inc. Chair
USD704945S1 (en) 2013-05-16 2014-05-20 Steelcase Inc. Chair
USD708466S1 (en) 2013-05-16 2014-07-08 Steelcase Inc. Chair
USD705561S1 (en) 2013-05-16 2014-05-27 Steelcase Inc. Chair
CN105263367A (en) * 2013-06-06 2016-01-20 株式会社伊藤喜 Chair
USD703457S1 (en) * 2013-06-07 2014-04-29 Herman Miller, Inc. Chair
CN103504845B (en) * 2013-09-24 2015-10-07 浙江永艺家具股份有限公司 A kind of carriage drive mechanism for Revolving chair chassis
USD760526S1 (en) 2015-04-24 2016-07-05 Steelcase Inc. Headrest assembly
USD781604S1 (en) 2015-04-24 2017-03-21 Steelcase Inc. Chair
USD759415S1 (en) 2015-04-24 2016-06-21 Steelcase Inc. Headrest
USD758774S1 (en) 2015-04-24 2016-06-14 Steelcase Inc. Headrest assembly
DE102016102556A1 (en) * 2016-02-15 2017-08-17 Interstuhl Büromöbel GmbH & Co. KG Backrest for an office chair
TWI685317B (en) * 2016-10-07 2020-02-21 堡勝企業股份有限公司 Chair back cushion adjustment device and chair with chair back cushion adjustment device
USD888479S1 (en) * 2018-06-04 2020-06-30 Steelcase Inc. Chair arm
USD889152S1 (en) * 2018-06-05 2020-07-07 Herman Miller, Inc. Chair
EP3613313B1 (en) * 2018-08-20 2022-03-23 RECARO Gaming GmbH & Co. KG E-gaming seat
CN210494426U (en) * 2019-05-08 2020-05-12 明门(中国)幼童用品有限公司 Backrest adjusting mechanism and nursing vehicle with same
KR102296210B1 (en) * 2019-10-04 2021-09-01 주식회사 토퍼스 Backrest tilting chair
KR102468097B1 (en) * 2020-10-29 2022-11-22 주식회사 시디즈 Chair
USD970912S1 (en) 2020-12-18 2022-11-29 MillerKnoll, Inc. Chair
JP2023046970A (en) * 2021-09-24 2023-04-05 株式会社オカムラ Chair
WO2023176995A1 (en) * 2022-03-17 2023-09-21 주식회사 시디즈 Chair

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9302581U1 (en) * 1993-02-25 1994-06-23 Vermoegensverwaltung Franz Vog Adjustment device
WO2002058514A1 (en) * 2001-01-06 2002-08-01 Unit Press Limited Chairs
EP1358821A1 (en) * 2002-04-30 2003-11-05 Klöber Gmbh & Co. Office chair with a user-weight-dependent energy storage device
US20070290537A1 (en) * 2006-06-13 2007-12-20 Tung Yu Oa Co., Ltd. Recliner

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2519122Y2 (en) * 1991-01-23 1996-12-04 株式会社イトーキクレビオ Chair backrest device
JP2507575Y2 (en) * 1991-01-31 1996-08-14 株式会社イトーキクレビオ Chair backrest device
GB9500022D0 (en) * 1995-01-04 1995-03-01 Unwalla Jamshed Integrated seat and back and mechanism for chairs
JP3100353B2 (en) * 1997-06-24 2000-10-16 株式会社イトーキ Chair
US6086153A (en) * 1997-10-24 2000-07-11 Steelcase Inc. Chair with reclineable back and adjustable energy mechanism
WO2000078185A2 (en) * 1999-06-17 2000-12-28 Steelcase Inc. Chair construction
JP4411413B2 (en) * 2001-03-22 2010-02-10 コクヨ株式会社 Chair
JP4848099B2 (en) * 2001-07-18 2011-12-28 タカノ株式会社 Chair
US6565153B2 (en) * 2001-07-31 2003-05-20 Johnson Controls Technology Corporation Upper back support for a seat
EP1527714B1 (en) * 2002-07-23 2008-11-26 Okamura corporation Chair
JP4220191B2 (en) 2002-07-23 2009-02-04 株式会社岡村製作所 Chair backrest device
US6685267B1 (en) * 2002-12-19 2004-02-03 L & P Property Management Company Chair and synchrotilt chair mechanism
JP4778215B2 (en) * 2004-09-22 2011-09-21 株式会社岡村製作所 Reclining chair
JP4735804B2 (en) * 2004-12-27 2011-07-27 コクヨ株式会社 Chair with tilt reaction force adjustment device
JP4197045B2 (en) * 2007-08-31 2008-12-17 コクヨ株式会社 Chair

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9302581U1 (en) * 1993-02-25 1994-06-23 Vermoegensverwaltung Franz Vog Adjustment device
WO2002058514A1 (en) * 2001-01-06 2002-08-01 Unit Press Limited Chairs
EP1358821A1 (en) * 2002-04-30 2003-11-05 Klöber Gmbh & Co. Office chair with a user-weight-dependent energy storage device
US20070290537A1 (en) * 2006-06-13 2007-12-20 Tung Yu Oa Co., Ltd. Recliner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009090770A1 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD742677S1 (en) 2012-09-20 2015-11-10 Steelcase Inc. Chair
US9345328B2 (en) 2012-09-20 2016-05-24 Steelcase Inc. Chair assembly with upholstery covering

Also Published As

Publication number Publication date
JP2009165662A (en) 2009-07-30
JP5347142B2 (en) 2013-11-20
JP5347141B2 (en) 2013-11-20
JP2009165659A (en) 2009-07-30
US20100244521A1 (en) 2010-09-30
WO2009090770A1 (en) 2009-07-23
EP2233043A1 (en) 2010-09-29
WO2009090769A1 (en) 2009-07-23
EP2233044A1 (en) 2010-09-29

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20100609

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA MK RS

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20110915

RIC1 Information provided on ipc code assigned before grant

Ipc: A47C 7/44 20060101ALI20110909BHEP

Ipc: A47C 1/024 20060101ALI20110909BHEP

Ipc: A47C 3/026 20060101AFI20110909BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIN1 Information on inventor provided before grant (corrected)

Inventor name: UEDA, NOBUYUKI

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20120717