Chair, specially an office chair
US5971481A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1998 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | Jul 8, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C1/03279
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An office chair that is adjustable in height and inclination includes a carrier body held on an upright standard, a swivel body arranged on a knee side of the carrier body, a seat carrier which is swivellable about a first joint position on the knee side. A backrest carrier is operatively connected to the seat carrier at a second joint position and is coupled with the carrier body by a third joint position. The carrier body additionally has an arcuate link guide, and a link block guide can swivelly hold the backrest carrier in the link guide, the link guide is arranged between the first joint position and the upright standard. The backrest carrier is guided along the link guide, and the seat carrier, which is operatively connected with the backrest carrier, can be selectively and releaseably arranged in a plurality of positions by a snap-in mechanism. The snap-in mechanism is provided on the carrier body and can be brought into engagement with the backrest carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.