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.:

US 8221296 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 17, 2012

Filed:

Jul. 03, 2006
Applicants:

Dietmar Hildebrandt, Trier, DE;

Hans Stolzenberg, Korschenbroich, DE;

Inventors:

Dietmar Hildebrandt, Trier, DE;

Hans Stolzenberg, Korschenbroich, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 31/39 (2006.01);
U.S. Cl.
CPC ...
Abstract

A base jaw and a top jaw of an implement clamping system, which can be plugged into each other and which comprise engaging surfaces configured together into cuneal manner and limiting the depth of penetration between the two jaws. The wedge angle is at least 85° or more, but at most 140°, thereby substantially avoiding jamming the engaging surfaces while nevertheless the top jaws are held in place in all directions by the base jaws.


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