BE524012A - - Google Patents

Info

Publication number
BE524012A
BE524012A BE524012DA BE524012A BE 524012 A BE524012 A BE 524012A BE 524012D A BE524012D A BE 524012DA BE 524012 A BE524012 A BE 524012A
Authority
BE
Belgium
Prior art keywords
spring
backrest
seat
support
chair according
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE524012A publication Critical patent/BE524012A/fr

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
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/443—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with coil springs
    • A47C7/444—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with coil 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
    • 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
    • A47C7/44—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame
    • A47C7/445—Supports 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
    • A47C7/4454—Supports 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 of torsion type

Landscapes

  • Chairs Characterized By Structure (AREA)
BE524012D BE524012A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Publications (1)

Publication Number Publication Date
BE524012A true BE524012A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Family

ID=158767

Family Applications (1)

Application Number Title Priority Date Filing Date
BE524012D BE524012A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Country Status (1)

Country Link
BE (1) BE524012A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3339973A (en) * 1966-01-05 1967-09-05 Doerner Products Co Ltd Torsion spring chair control
US6896328B2 (en) 2002-12-18 2005-05-24 Hon Technology Inc. Steel wire chair with springs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3339973A (en) * 1966-01-05 1967-09-05 Doerner Products Co Ltd Torsion spring chair control
US6896328B2 (en) 2002-12-18 2005-05-24 Hon Technology Inc. Steel wire chair with springs

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