US44987A - Improved spring-back chair - Google Patents

Improved spring-back chair Download PDF

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Publication number
US44987A
US44987A US44987DA US44987A US 44987 A US44987 A US 44987A US 44987D A US44987D A US 44987DA US 44987 A US44987 A US 44987A
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United States
Prior art keywords
back chair
improved spring
springs
staples
spring
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Expired - Lifetime
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    • 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
    • A47C7/445—Support 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
    • 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

Definitions

  • the back B ada-pts itself to the convenience and ease of the oecupant by 'turning on thepivots C in the bearings of the stationary back A, the back B receiving its pressure or relaxation, at the will of the occupant, by means of the springs D.
  • the occupant having risen, the adjustable back B resumes its former position by means of the springs D, and is stopped at a given point by the connecting-bar E.

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  • Special Chairs (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)

Description

R. H, STAPLES.
SPRING BACK CHAIR.
No. 44,987. Patented Nov. 8, 1864.
/ VST:
N FH x- W "n l j f-' Q @h w UNITED STATES OFFICE.
ROBERT II. STAPLES, OF'LOVVELL, MASSAGHUSE'IIIS.v
IMPROVED 'SPRING-BACK CHAIR.-
`Speeiicaiion forming part of Letters Patent N0. 114,987, dated November 8, 1864.
To @ZZ wwm t may concern-.-
Be it known that l, RoEEE'r Il. STAPLES, of Lowell, county of' Middlesex, and State of Massachusetts, Illave'invented Anew and useful Improvements in Self-Adjusting Spring- Back Chairs; and I do hereby declare that the followingis a. full and exact description thereof, reference being had .-to the accompanying drawings, and to the letters of reference marked thereon, nia-king a part oi' thisspeeieatoih ,The nature of my invention consists in tbearrangement and construction o t' the springs B,tl1e adiustable back; (1 the punts; I), the Springs; E, the connecting-bar.
The person being seated, the back B ada-pts itself to the convenience and ease of the oecupant by 'turning on thepivots C in the bearings of the stationary back A, the back B receiving its pressure or relaxation, at the will of the occupant, by means of the springs D. The occupant having risen, the adjustable back B resumes its former position by means of the springs D, and is stopped at a given point by the connecting-bar E.
lthat I claim as my invention, and desire to' A'seeureby Letters Patent, is-
The backs of chairs, mounted on pivots, in
combination with the springs, substantially as described, vand for the purposes set forth. 'EoEEnfr n. STAPLES. Witnesses: A AHIEE PEVEY,
- GEORGE E. PEVEY.
US44987D Improved spring-back chair Expired - Lifetime US44987A (en)

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Publication Number Publication Date
US44987A true US44987A (en) 1864-11-08

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US44987D Expired - Lifetime US44987A (en) Improved spring-back chair

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555136A (en) * 1982-03-30 1985-11-26 Jan Dranger Furniture construction
US20050082891A1 (en) * 2002-01-17 2005-04-21 Lor Lean S. Dining chair with reclining mechanism
US20060277544A1 (en) * 2005-04-22 2006-12-07 Bjoernsen Christian G Groupware time tracking

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4555136A (en) * 1982-03-30 1985-11-26 Jan Dranger Furniture construction
US20050082891A1 (en) * 2002-01-17 2005-04-21 Lor Lean S. Dining chair with reclining mechanism
US20070278841A1 (en) * 2002-01-17 2007-12-06 Lor Lean S backpost unit of wooden dining chair with reclining mechanism
US7416252B2 (en) * 2002-01-17 2008-08-26 Green Continental Furniture (M) Sdn Bhd Backpost unit of wooden dining chair with reclining mechanism
US20060277544A1 (en) * 2005-04-22 2006-12-07 Bjoernsen Christian G Groupware time tracking

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