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:
Aug. 22, 2000
Filed:
Nov. 05, 1998
Applicant:
Inventor:
Bernard Weissman, New York, NY (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433122 ; 433118 ;
Abstract
In a dental hand-piece, a sleeve connected to a dental tool reciprocates in a head. A fixed protrusion from the head engages a groove on the moving sleeve. The groove has portions that are transverse to the axis of reciprocation causing the sleeve to oscillate about the axis during reciprocation.