CA1022049A - Chair back height adjustment mechanism - Google Patents

Chair back height adjustment mechanism

Info

Publication number
CA1022049A
CA1022049A CA225,131A CA225131A CA1022049A CA 1022049 A CA1022049 A CA 1022049A CA 225131 A CA225131 A CA 225131A CA 1022049 A CA1022049 A CA 1022049A
Authority
CA
Canada
Prior art keywords
adjustment mechanism
height adjustment
chair back
back height
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.)
Expired
Application number
CA225,131A
Other languages
French (fr)
Inventor
Don C. Albinson
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1022049A publication Critical patent/CA1022049A/en
Expired 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
    • 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
    • A47C7/402—Support for the head or the back for the back adjustable in height
CA225,131A 1974-05-28 1975-04-22 Chair back height adjustment mechanism Expired CA1022049A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US473951A US3917341A (en) 1974-05-28 1974-05-28 Chair back height adjustment mechanism

Publications (1)

Publication Number Publication Date
CA1022049A true CA1022049A (en) 1977-12-06

Family

ID=23881654

Family Applications (1)

Application Number Title Priority Date Filing Date
CA225,131A Expired CA1022049A (en) 1974-05-28 1975-04-22 Chair back height adjustment mechanism

Country Status (3)

Country Link
US (1) US3917341A (en)
CA (1) CA1022049A (en)
GB (1) GB1507348A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4586748A (en) * 1983-06-01 1986-05-06 Stow & Davis Furniture Company Adjustable chair iron
BE897046A (en) * 1983-06-14 1983-10-03 Mevergnies Marcel Neve De ARMCHAIR FOR VEHICLE, PARTICULARLY AUTOMOTIVE
US4834455A (en) * 1988-07-14 1989-05-30 Proctor Joy E Orthopedic vehicle seat
US5320410A (en) * 1992-01-14 1994-06-14 Steelcase Inc. Chair control
US5308142A (en) * 1992-01-23 1994-05-03 Steelcase, Inc. Chair with arm mounted motion control
IT239565Y1 (en) * 1995-03-21 2001-03-05 Miotto Internat Company HEIGHT ADJUSTMENT DEVICE FOR A CHAIR BACKREST

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US320844A (en) * 1885-06-23 Adjustable ohaie
US781090A (en) * 1904-05-02 1905-01-31 Alfred P Perkins Baby-chair.
US2281038A (en) * 1940-03-18 1942-04-28 Posture Res Corp Chair
US2702214A (en) * 1947-11-05 1955-02-15 Singer Mfg Co Vacuum cleaner handle securing means
US2608239A (en) * 1949-09-09 1952-08-26 Gorden Fred Chair
US2708474A (en) * 1950-02-08 1955-05-17 Gerald J Lindroth Reclining seat construction
US3059736A (en) * 1960-03-30 1962-10-23 Illinois Tool Works Spring loaded retractable captured screw assembly
US3086222A (en) * 1962-01-29 1963-04-23 Gloria E Hall Bathing chair for children
US3526430A (en) * 1968-11-18 1970-09-01 Art Metal Knoll Corp Back height adjustment mechanism

Also Published As

Publication number Publication date
GB1507348A (en) 1978-04-12
AU8034375A (en) 1976-10-28
US3917341A (en) 1975-11-04

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