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:
Sep. 27, 1988
Filed:
Mar. 06, 1987
Applicant:
Inventors:
Richard D Candle, Akron, OH (US);
Robert C Schisler, Akron, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 / ; 92 92 ; 192 / ;
Abstract
This invention relates to an annular actuator (10) employing a closed toroidal elastomeric diaphragm (12) including in its interior a flat annular plate (14) adhered on one flat side (18) thereof to the interior peripheral surface (22) of the diaphragm (12). A shaft (114) or support may exit through a central passageway (16) in the center of the diaphragm. Hydraulic fluid is introduced into the actuator (10) to actuate the clutch (80) mechanism as a substitute for a hydraulic cylinder.