Actuator including a jack
US6003432A · kind A · utility
4Cited by
9References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 16, 1998 |
| Grant date | Dec 21, 1999 |
| Priority date | — |
| Expiry date | Jan 16, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B15/065
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
An actuator including a jack having first and second pistons engaging a control rod, particularly for rotating the shaft of a fraction-of-a-turn plumbing device. The actuator can also include energy storage cartridges and/or damping members placed between the pistons. The energy storage cartridges can engage the first piston on one side and the second piston on the opposite side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.