GB668617A - Improvements in and relating to tilting chairs - Google Patents
Improvements in and relating to tilting chairsInfo
- Publication number
- GB668617A GB668617A GB22515/50A GB2251550A GB668617A GB 668617 A GB668617 A GB 668617A GB 22515/50 A GB22515/50 A GB 22515/50A GB 2251550 A GB2251550 A GB 2251550A GB 668617 A GB668617 A GB 668617A
- Authority
- GB
- United Kingdom
- Prior art keywords
- seat
- arm
- normal position
- spring
- pivoted
- 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
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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
- A47C3/02—Rocking chairs
- A47C3/025—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame
- A47C3/026—Rocking chairs with seat, or seat and back-rest unit elastically or pivotally mounted in a rigid base frame with central column, e.g. rocking office chairs; Tilting chairs
-
- 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
- A47C7/441—Supports for the head or the back for the back with elastically-mounted back-rest or backrest-seat unit in the base frame with adjustable elasticity
Landscapes
- Chairs Characterized By Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL151829A NL68714C (enrdf_load_stackoverflow) | 1950-02-22 | 1950-02-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB668617A true GB668617A (en) | 1952-03-19 |
Family
ID=1821219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB22515/50A Expired GB668617A (en) | 1950-02-22 | 1950-09-13 | Improvements in and relating to tilting chairs |
Country Status (6)
Country | Link |
---|---|
US (1) | US2619153A (enrdf_load_stackoverflow) |
BE (1) | BE497986A (enrdf_load_stackoverflow) |
CH (1) | CH286426A (enrdf_load_stackoverflow) |
GB (1) | GB668617A (enrdf_load_stackoverflow) |
LU (1) | LU30315A1 (enrdf_load_stackoverflow) |
NL (1) | NL68714C (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1108870B (de) * | 1955-06-02 | 1961-06-15 | Gispen S Fabriek Voor Metaalbe | Drehstuhl mit gegen Federkraft neigbarem Sitz |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3936094A (en) * | 1974-10-15 | 1976-02-03 | William Arthur Conrad | Lockable tilting chair with frictional tilt resistance |
US4009856A (en) * | 1976-01-13 | 1977-03-01 | Herman Miller, Inc. | Mechanism for tilting chairs |
US4652050A (en) * | 1984-01-11 | 1987-03-24 | Herman Miller, Inc. | Chair tilt mechanism |
DE3619312C1 (de) * | 1986-06-07 | 1988-01-14 | Kusch Co Sitzmoebel | Wippmechanik fuer Sitzmoebel |
DE3700447A1 (de) * | 1987-01-09 | 1988-07-21 | Vogt Bueromoebel | Sitzmoebel |
US4818019A (en) * | 1987-02-09 | 1989-04-04 | Haworth, Inc. | Tilt control mechanism, particularly for knee-tilt chair |
US4796950A (en) * | 1987-02-09 | 1989-01-10 | Haworth, Inc. | Tilt mechanism, particularly for knee-tilt chair |
US5042876A (en) * | 1987-11-10 | 1991-08-27 | Steelcase Inc. | Controller for seating and the like |
US5026117A (en) * | 1987-11-10 | 1991-06-25 | Steelcase Inc. | Controller for seating and the like |
AT6401U1 (de) * | 2002-11-14 | 2003-10-27 | Hoppe Kg Hodry Metallfab | Beschlag für fernsehsessel |
WO2015161281A1 (en) | 2014-04-17 | 2015-10-22 | Hni Technologies Inc. | Chair and chair control assemblies, systems, and methods |
CA3044190C (en) * | 2016-12-21 | 2023-03-14 | Toshiki Yajima | Chair |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US240888A (en) * | 1881-05-03 | Tilting chair | ||
US2447601A (en) * | 1946-02-19 | 1948-08-24 | Sikes Company | Tilting chair seat and back rest |
-
1950
- 1950-02-22 NL NL151829A patent/NL68714C/nl active
- 1950-09-06 LU LU30315D patent/LU30315A1/xx unknown
- 1950-09-08 BE BE497986D patent/BE497986A/fr unknown
- 1950-09-13 GB GB22515/50A patent/GB668617A/en not_active Expired
- 1950-09-16 CH CH286426D patent/CH286426A/fr unknown
- 1950-10-02 US US187878A patent/US2619153A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1108870B (de) * | 1955-06-02 | 1961-06-15 | Gispen S Fabriek Voor Metaalbe | Drehstuhl mit gegen Federkraft neigbarem Sitz |
Also Published As
Publication number | Publication date |
---|---|
CH286426A (fr) | 1952-10-31 |
US2619153A (en) | 1952-11-25 |
BE497986A (enrdf_load_stackoverflow) | 1950-09-30 |
LU30315A1 (enrdf_load_stackoverflow) | 1951-05-25 |
NL68714C (enrdf_load_stackoverflow) | 1951-09-15 |
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