Hydraulic clamping device
US8777199B2 · kind B2 · utility
5Cited by
4References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 15, 2009 |
| Grant date | Jul 15, 2014 |
| Priority date | — |
| Expiry date | Apr 11, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B19/161
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A hydraulic clamping device comprises clamping piece supported in a structure. In addition, the clamping device comprises a hydraulic cylinder having a longitudinal axis and including a cylinder housing fixedly connected to the structure. Further, the clamping device comprises an intermediate piece axially disposed between the piston and the clamping piece. The hydraulic cylinder is adapted to exert a force along the longitudinal axis against the clamping piece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.