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.

Date of Patent:
May. 23, 2000

Filed:

Nov. 17, 1998
Applicant:
Inventors:

Gerd Lohn, Biberach/Rissegg, DE;

Gerhard Krause, Warthausen, DE;

Walter Mossle, Mittelbiberach, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
433128 ;
Abstract

In the case of a medical or dental treatment instrument for the treatment of body tissue or a substitute material, in particular by cutting, with an elongated handpiece which in its front end region comprises a retaining device with a plug-in hole, into which the tool with its tool shank is capable of being inserted and is capable of being locked by means of a locking part which is movably supported transversely in relation to the tool shank between a locking position in which it is set into a locking recess in the tool shank and a release position releasing the tool shank and is pressurised into its locking position by the force of a spring, an actuating member which is manually accessible from outside is provided which is movably supported on the retaining device and with which the locking part is capable of being displaced into its release position, the actuating member being displaceably supported transversely in relation to the tool shank.


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