Belt tensioner, actuator and method of making

Details Belt tensioner, actuator and method of making Belt tensioner, actuator and method of making

1995-11-01

1996-11-05

Schoeppel, Roger J.

Endless belt power transmission systems or components

Means for adjusting belt tension or for shifting belt,...

Guide roll mounted for movement of its axis along arcuate...

F16H 712

Patent

active

055710611

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 surface thereof, the other end of the shaft comprising a thrust washer assembled to the shaft to be carried thereby.

REFERENCES:
patent: 4702726 (1987-10-01), Ojima et al.
patent: 4722720 (1988-02-01), Ojima et al.
patent: 4743224 (1988-05-01), Yoshikawa et al.
patent: 4938735 (1990-07-01), Mitchell et al.
patent: 5391118 (1995-02-01), Tsai et al.
patent: 5499950 (1996-03-01), Tsai et al.

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