The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 15, 2014
Filed:
Jun. 15, 2009
Applicant:
Jonathan Garrick Webb, Kristiansand S, NO;
Inventor:
Jonathan Garrick Webb, Kristiansand S, NO;
Assignee:
National Oilwell Varco Norway AS, Kristiansand S, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23Q 3/08 (2006.01);
U.S. Cl.
CPC ...
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.