GB2487502B - Back support device for a chair - Google Patents

Back support device for a chair

Info

Publication number
GB2487502B
GB2487502B GB1206698.1A GB201206698A GB2487502B GB 2487502 B GB2487502 B GB 2487502B GB 201206698 A GB201206698 A GB 201206698A GB 2487502 B GB2487502 B GB 2487502B
Authority
GB
United Kingdom
Prior art keywords
chair
support device
back support
support
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.)
Active
Application number
GB1206698.1A
Other versions
GB201206698D0 (en
GB2487502A (en
Inventor
Kwan-Young Jung
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.)
Duoback Korea Co Ltd
Original Assignee
Duoback Korea 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 Duoback Korea Co Ltd filed Critical Duoback Korea Co Ltd
Publication of GB201206698D0 publication Critical patent/GB201206698D0/en
Publication of GB2487502A publication Critical patent/GB2487502A/en
Application granted granted Critical
Publication of GB2487502B publication Critical patent/GB2487502B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • A47C7/448—Support for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with resilient blocks
    • 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
    • A47C1/022—Reclining or easy chairs having independently-adjustable supporting parts
    • A47C1/024—Reclining or easy chairs having independently-adjustable supporting parts the parts, being the back-rest, or the back-rest and seat unit, having adjustable and lockable inclination
    • 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
    • A47C7/405—Support for the head or the back for the back with double backrests
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
GB1206698.1A 2009-09-25 2010-09-27 Back support device for a chair Active GB2487502B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090091285A KR101044429B1 (en) 2009-09-25 2009-09-25 Back supporting apparatus of a chair
PCT/KR2010/006553 WO2011037430A2 (en) 2009-09-25 2010-09-27 Back support device for a chair

Publications (3)

Publication Number Publication Date
GB201206698D0 GB201206698D0 (en) 2012-05-30
GB2487502A GB2487502A (en) 2012-07-25
GB2487502B true GB2487502B (en) 2016-03-02

Family

ID=43796405

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1206698.1A Active GB2487502B (en) 2009-09-25 2010-09-27 Back support device for a chair

Country Status (4)

Country Link
KR (1) KR101044429B1 (en)
DE (1) DE112010003801T5 (en)
GB (1) GB2487502B (en)
WO (1) WO2011037430A2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD827352S1 (en) 2017-05-25 2018-09-04 Steelcase Inc. Seating arrangement
US10813459B2 (en) 2016-06-09 2020-10-27 Steelcase Inc. Seating arrangement

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112754208A (en) * 2020-12-30 2021-05-07 永艺家具股份有限公司 Ergonomic seat
KR102527958B1 (en) * 2021-07-12 2023-05-04 (주)광일체어 A chair with a backrest to which a self-tilting intermittent structure is applied

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5044693A (en) * 1989-10-31 1991-09-03 Tachi-S Co., Ltd. Seat back structure of an automotive seat
JP2002085189A (en) * 2000-09-11 2002-03-26 Shiroki Corp Lumber support device for vehicle seat
KR100508132B1 (en) * 2004-09-15 2005-08-18 박종근 Back of a chair
KR100684204B1 (en) * 2006-04-20 2007-02-22 주식회사 리바트 Chair
JP2007143692A (en) * 2005-11-25 2007-06-14 Tachi S Co Ltd Seat back frame
JP2007319288A (en) * 2006-05-31 2007-12-13 Okamura Corp Chair
JP2008119221A (en) * 2006-11-10 2008-05-29 Okamura Corp Backrest device of chair
US20090102270A1 (en) * 2007-10-23 2009-04-23 Toyota Boshoku Kabushiki Kaisha Seat backs for vehicular seats
EP2423037A1 (en) * 2009-04-24 2012-02-29 Honda Motor Co., Ltd. Seatback device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5044693A (en) * 1989-10-31 1991-09-03 Tachi-S Co., Ltd. Seat back structure of an automotive seat
JP2002085189A (en) * 2000-09-11 2002-03-26 Shiroki Corp Lumber support device for vehicle seat
KR100508132B1 (en) * 2004-09-15 2005-08-18 박종근 Back of a chair
JP2007143692A (en) * 2005-11-25 2007-06-14 Tachi S Co Ltd Seat back frame
KR100684204B1 (en) * 2006-04-20 2007-02-22 주식회사 리바트 Chair
JP2007319288A (en) * 2006-05-31 2007-12-13 Okamura Corp Chair
JP2008119221A (en) * 2006-11-10 2008-05-29 Okamura Corp Backrest device of chair
US20090102270A1 (en) * 2007-10-23 2009-04-23 Toyota Boshoku Kabushiki Kaisha Seat backs for vehicular seats
EP2423037A1 (en) * 2009-04-24 2012-02-29 Honda Motor Co., Ltd. Seatback device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10813459B2 (en) 2016-06-09 2020-10-27 Steelcase Inc. Seating arrangement
US11583082B2 (en) 2016-06-09 2023-02-21 Steelcase Inc. Seating arrangement
USD827352S1 (en) 2017-05-25 2018-09-04 Steelcase Inc. Seating arrangement

Also Published As

Publication number Publication date
KR101044429B1 (en) 2011-06-29
WO2011037430A9 (en) 2011-06-30
WO2011037430A2 (en) 2011-03-31
GB201206698D0 (en) 2012-05-30
DE112010003801T5 (en) 2012-11-08
WO2011037430A3 (en) 2011-08-18
GB2487502A (en) 2012-07-25
KR20110033696A (en) 2011-03-31

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