Computer desk with pneumatic elevation control means
US6092474A · kind A · utility
10Cited by
10References
3Claims
0Family size
Inventor
Key dates
| Filing date | Jun 30, 1999 |
| Grant date | Jul 25, 2000 |
| Priority date | — |
| Expiry date | Jun 30, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47B9/10
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A computer desk includes an upright square tube raised from a base, locating ring moved along the upright square tube, a sleeve moved up and down with the locating ring along the upright square tube and supported on a pneumatic cylinder inside the upright square tube, a first desk top fixedly supported on the sleeve, and a tightening up screw threaded into a transverse screw hole at the sleeve and fastened tight to stop the locating ring against the periphery of the upright square tube in fixing the locating ring and the sleeve to the upright square tube at the desired elevation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.