Counterbalance mechanism
US5501420A · kind A · utility
34Cited by
6References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 17, 1994 |
| Grant date | Mar 26, 1996 |
| Priority date | — |
| Expiry date | Jun 17, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S248/923
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A counterbalance mechanism for vertically positioning a load includes auxiliary linkage means associated with an upper end of the mechanism for carrying a load and automatically varying the vertical angular orientation of the load incident to vertical movement of the load.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.