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:
Apr. 03, 1984

Filed:

Aug. 26, 1981
Applicant:
Inventor:

Friedrich Schreiner, Kehlen-Reute, DE;

Assignee:

Zahnradfabrik Friedrichshafen AG, Friedrichshafen, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ; F16D / ;
U.S. Cl.
CPC ...
192 / ; 188-111 ; 192 52 ; 192 / ; 1921 / ;
Abstract

A clutch or brake control system and method generates an electrical signal upon maximum torque transmission between the relatively displaceable parts of the friction device. This signal can be used as a reference point, changing with each application of the clutch or brake and with wear of the friction members thereof, which is utilized to trigger a controlled clutch or brake application process and may also be used to signal the end of a rapid-closure operation. Electronic circuitry is provided to store and process this signal.


Find Patent Forward Citations

Schreiner, Friedrich. (1984). Control system or method for a friction device such as a clutch or brake (U.S. Patent No. 4440279). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4440279

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

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