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:
Nov. 04, 1986
Filed:
Jul. 11, 1983
Applicant:
Inventors:
E Trent Andrews, San Francisco, CA (US);
Robert E Moore, Hayward, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ; A61F / ;
U.S. Cl.
CPC ...
1283 / ; 128 / ; 128 / ; 128 / ; 4082 / ; 279 / ; 279 61 ;
Abstract
A pistol grip, bone drill with a lever lock for convenient locking of the drill chuck for manipulation of the chuck jaws, particularly for facilitating advances of the drill bit, the bone drill having a contoured pistol grip handle with a hand crank for rotating an elongated drill barrel by a conventional bevel gear mechanism, the drill barrel having an end chuck with a connected revolver cylinder having engagement holes for receiving a locking pin displaced by the lever lock.