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.:

US 6629842 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 07, 2003

Filed:

Aug. 06, 2001
Applicant:
Inventors:

Nozomu Satake, Takanezawa-machi, JP;

Toshiyuki Takase, Takanezawa-machi, JP;

Assignee:

Mani, Inc., Tochigi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 1/08 ; A61C 3/00 ;
U.S. Cl.
CPC ...
A61C 1/08 ; A61C 3/00 ;
Abstract

A dental handpiece to securely detect the load applied to the handpiece itself, and when an excessive load is applied to the handpiece, the cutting operation is suspended. The dental handpiece includes: a head; a support mounted in the head to support a cutting tool; and a transmission mounted in the head to transmit driving force to the support. The support and the transmission are slidably connected with each other. In the dental handpiece, the support may be cylindrical and can be provided with a plurality of inclined projections that are arranged in a longitudinal direction of an outer periphery of the cylinder; the transmission may be provided with engaging projections with inclined faces parallel to inclined faces of the plurality of inclined projections; and the transmission can be provided with resiliency that allows the engaging projections movable in a direction departing from the inclined projections.


Find Patent Forward Citations

Satake, Nozomu. (2003). Dental handpiece (U.S. Patent No. 6629842). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6629842

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