Counter balance system and method with one or more mechanical arms
US7428855B2 · kind B2 · utility
21Cited by
23References
8Claims
0Family size
Inventor
Key dates
| Filing date | May 22, 2003 |
| Grant date | Sep 30, 2008 |
| Priority date | — |
| Expiry date | Nov 25, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/2154
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A system for counterbalancing the gravitation moment on a link when the link is supported at a point. A first spring mechanism balances the link about all axes that pass through the support point. The link can be balanced throughout a large range of motion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.