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.

Date of Patent:
Feb. 03, 2015

Filed:

Nov. 11, 2009
Applicants:

Franciscus Wilhelmus Rouweler, AS Arnhem, NL;

Jan Peters, NH Apeldoorn, NL;

Jan Holterman, XP Delden, NL;

Inventors:

Franciscus Wilhelmus Rouweler, AS Arnhem, NL;

Jan Peters, NH Apeldoorn, NL;

Jan Holterman, XP Delden, NL;

Assignee:

Wila B.V., Lochem, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 5/02 (2006.01); B21D 37/04 (2006.01); B21D 37/14 (2006.01);
U.S. Cl.
CPC ...
B21D 5/0209 (2013.01);
Abstract

Disclosed is a clamping device for clamping a tool, which includes a part receiving the tool, an actuated member and an engaging member to be brought into contact with the tool. The clamping device is further provided with a transmission placed between the actuated member and the engaging member. The actuated member can be pneumatically or electrically driven, and includes for instance a pneumatic jack, an electric motor or a piezoelectric element or an electromagnet. The actuated member can also be hydraulically driven. The transmission can include a wedge-shaped member or a lever. The clamping device can be self-braking.


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