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:
Feb. 12, 1985
Filed:
Jul. 14, 1982
Applicant:
Inventor:
Werner Schuss, Heppenheim, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin & Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433 29 ;
Abstract
An improved dental hand piece which has a driven tool which either is rotated or reciprocated and includes an illumination arrangement for projecting light from an exit end at a tip of the tool and the work area includes a stroboscopic device for creating light pulses having a light frequency which coincides with a motion frequency of the tool in such a manner that the surface of the tool is visible during motion. The stroboscopic device can either be a mechanical stroboscope or be a high-speed flash stroboscope.