Linear actuator
US7174828B2 · kind B2 · utility
12Cited by
5References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 1, 2005 |
| Grant date | Feb 13, 2007 |
| Priority date | — |
| Expiry date | Jun 1, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF15B15/264
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A linear hydraulic actuator comprises a hollow main piston axially moveable in an elongate cylinder under the influence of hydraulic pressure, the main piston defining a bore within which a seal member is provided, the seal member forming a sliding seal with the bore of the main piston.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.