ATE152592T1 - Druckausgeglichenes torsionssystem für rückenlehnen und ähnliches - Google Patents

Druckausgeglichenes torsionssystem für rückenlehnen und ähnliches

Info

Publication number
ATE152592T1
ATE152592T1 AT92915852T AT92915852T ATE152592T1 AT E152592 T1 ATE152592 T1 AT E152592T1 AT 92915852 T AT92915852 T AT 92915852T AT 92915852 T AT92915852 T AT 92915852T AT E152592 T1 ATE152592 T1 AT E152592T1
Authority
AT
Austria
Prior art keywords
backrest
torsion
similar
pressure compensated
torsion system
Prior art date
Application number
AT92915852T
Other languages
English (en)
Inventor
Yun Hui Zhang
Original Assignee
Yun Hui Zhang
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 Yun Hui Zhang filed Critical Yun Hui Zhang
Application granted granted Critical
Publication of ATE152592T1 publication Critical patent/ATE152592T1/de

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
    • A47C7/02—Seat parts
    • A47C7/24—Upholstered seats
    • 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
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C23/00—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases
    • A47C23/02—Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases using leaf springs, e.g. metal strips
    • 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
    • A47C7/02—Seat parts
    • A47C7/025—Springs not otherwise provided for in A47C7/22 - A47C7/35
    • 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
    • A47C7/405—Supports for the head or the back for the back with double backrests

Landscapes

  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Chairs Characterized By Structure (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Springs (AREA)
AT92915852T 1991-08-20 1992-07-23 Druckausgeglichenes torsionssystem für rückenlehnen und ähnliches ATE152592T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002049580A CA2049580C (en) 1991-08-20 1991-08-20 Pressure balanced torsion system for a backrest and the like

Publications (1)

Publication Number Publication Date
ATE152592T1 true ATE152592T1 (de) 1997-05-15

Family

ID=4148219

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92915852T ATE152592T1 (de) 1991-08-20 1992-07-23 Druckausgeglichenes torsionssystem für rückenlehnen und ähnliches

Country Status (9)

Country Link
US (1) US5348378A (de)
EP (1) EP0553318B1 (de)
JP (1) JPH06502111A (de)
KR (1) KR930701937A (de)
AT (1) ATE152592T1 (de)
AU (1) AU659862B2 (de)
CA (1) CA2049580C (de)
DE (1) DE69219578D1 (de)
WO (1) WO1993003652A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3537902B2 (ja) * 1995-03-15 2004-06-14 日本発条株式会社 座席装置
US6193224B1 (en) * 1998-06-24 2001-02-27 Graco Children's Products Inc. Swing drive mechanism for child's swing
DE20207605U1 (de) * 2002-05-15 2003-01-16 Franke, Edgar, 72275 Alpirsbach Federungsmatte zur Unterfederung von Sitzen
DE102005035586A1 (de) * 2005-06-29 2007-07-12 Grammer Ag Fahrzeugsitz mit einer flexiblen Rückenlehne
EP2679116B1 (de) 2006-10-04 2015-05-06 Formway Furniture Limited Sitz
AU2013202886B2 (en) * 2006-10-04 2014-04-24 Formway Furniture Limited A chair
USD600051S1 (en) 2008-04-09 2009-09-15 Formway Furniture Limited Chair back
USD604535S1 (en) 2008-04-09 2009-11-24 Formway Furniture Limited Chair
USD601827S1 (en) 2008-12-18 2009-10-13 Formway Furniture Limited Furniture base
US9247823B2 (en) * 2012-09-28 2016-02-02 Flexsteel Industries, Inc. Seating unit with improved structure
JP5892138B2 (ja) * 2013-10-04 2016-03-23 トヨタ自動車株式会社 ショルダサポートアジャスタ及び車両用シート
US9901185B2 (en) * 2014-01-31 2018-02-27 Dreamwell, Ltd. Mattress including flat springs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR631522A (fr) * 1927-03-28 1927-12-22 Perfectionnement aux sièges de véhicules
DE672258C (de) * 1936-01-30 1939-02-25 William Howard Sadgrove Federung eines Polsterstuhles, -sessels o. dgl.
US2293323A (en) * 1938-10-24 1942-08-18 Overby Spring seat construction
US3067453A (en) * 1959-11-20 1962-12-11 Robert J Lyons Torsionally balanced hatchway door constructions
US4326311A (en) * 1980-05-12 1982-04-27 Paripovich Michael D Self-releasing locking unit for an inner spring assembly
DE3234755A1 (de) * 1981-09-21 1983-03-31 Möbelwerk Lipp oHG, 8055 Graz Sitzmoebel bzw. federung fuer sitze und/oder lehnen

Also Published As

Publication number Publication date
US5348378A (en) 1994-09-20
JPH06502111A (ja) 1994-03-10
WO1993003652A1 (en) 1993-03-04
CA2049580A1 (en) 1993-02-21
AU659862B2 (en) 1995-06-01
DE69219578D1 (de) 1997-06-12
AU2340292A (en) 1993-03-16
CA2049580C (en) 1997-04-01
EP0553318B1 (de) 1997-05-07
EP0553318A1 (de) 1993-08-04
KR930701937A (ko) 1993-09-08

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties