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:
Feb. 21, 1995
Filed:
May. 24, 1994
M Michael Tsai, Rochester Hills, MI (US);
David E Fletcher, Flint, MI (US);
Joseph W Zamm, Rochester Hills, MI (US);
Dayco Products, Inc., Dayton, OH (US);
Abstract
A belt tensioner, an actuator therefor and methods of making the same are provided, the actuator of the tensioner having a rotatable shaft that is operatively interconnected to a spring and is provided with opposite ends one of which is operatively interconnected to a piston, the actuator having a casing provided with an internal recess therein that receives the other end of the shaft therein, the spring being adapted to rotate the shaft to extend the piston while the other end of the shaft rotates in the recess and bears against an end sumtrace thereof, the other end of the shaft comprising a thrust washer assembled to the shaft to be carried thereby.