Rocking movable chair
US4383714A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 7, 1980 |
| Grant date | May 17, 1983 |
| Priority date | — |
| Expiry date | Aug 7, 2000 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C3/03
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A rockingly movable chair includes a leg portion, a seat portion mounted on the leg portion and a circular arc surface provided on either of the leg portion or the seat portion for cooperating with an element which is provided on the other of the leg portion or the seat portion and which is displaceable along the circular arc surface so that the seat portion can rockingly move relative to the leg portion. A spring is provided between the leg portion and the seat portion to bias the seat portion with respect to the seat portion in one direction during the rocking movement. A locking device is provided to lock the rocking movement at a desired position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.