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. 25, 1976

Filed:

Dec. 23, 1974
Applicant:
Inventors:

Herbert Armbruster, Hegnach, DT;

Wolfgang Schilling, Kirchberg, DT;

Dieter Wieland, Neckarrems, DT;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16D / ; F16D / ; B60K / ; B23D / ;
U.S. Cl.
CPC ...
192 485 ; 1921 / ; 1921 / ; 192 / ; 30383 ; 7423 / ;
Abstract

A motor chain saw with a driving sprocket wheel adapted to be driven by a motor through the intervention of a centrifugal clutch, or the like. A safety clutch is arranged in the driving connection between the motor shaft and the driving sprocket and disengageable by a release mechanism. The safety clutch includes at least one disengageable follower member for interconnecting the two pertaining clutch members while being coaxially arranged with the centrifugal clutch and being located adjacent thereto. The safety clutch is arranged on that side of said centrifugal clutch which faces toward the driving sprocket while being located in the driving connection between the centrifugal clutch and the driving sprocket.


Find Patent Forward Citations

Armbruster, Herbert. (1976). Motor chain saw with plural clutches and a brake (U.S. Patent No. 3958680). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3958680

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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