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. 20, 1976
Filed:
Aug. 05, 1974
Applicant:
Inventor:
Albrecht Schnizler, Jr, Nurtingen, DT;
Assignee:
Metabowerke KG Closs, Rauch, & Schnitzler, Nurtingen, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23B / ; B23B / ;
U.S. Cl.
CPC ...
279 64 ; 279 56 ; 279 81 ;
Abstract
A drill chuck having a body adapted for connection to a spindle and a clamping member rotatable on the body and operable to actuate clamping jaws. Cooperating and selectively releasable elements of a spring loaded pawl and ratchet device are carried by the body and clamping member and lock the clamping member to the body in clamping position.