Table lift mechanism
US4981085A · kind A · utility
52Cited by
15References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 7, 1989 |
| Grant date | Jan 1, 1991 |
| Priority date | — |
| Expiry date | Aug 7, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47B2200/0027
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Furniture having a top or the like supported for vertical movement by telescopic leg supports is provided with a counterbalance mechanism for exerting a relative uniform counterbalance force on the top throughout its range of vertical movement, a latch mechanism for releasably latching the top in selected vertical positions, and an adjustable roller guide mechanism for coupling telescopic elements of the leg supports.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.