Patent ID: 7635054

Claim:
A clutch actuator comprising: a motor comprising a motor shaft, the motor shaft being rotatable about a first axis; a worm shaft comprising a threaded section, the worm shaft being rotatable about a second axis, the first axis being coaxial to the second axis; a worm wheel meshing with the threaded section of the worm shaft; a crank shaft comprising a crank shaft member that rotates with rotation of the worm wheel, the crank shaft also comprising a crank arm that is provided on the crank shaft member at a distance apart from the worm wheel; an output rod being attached to the crank arm, the output rod being adapted to convert rotational motion of the worm wheel transmitted via the crank shaft to reciprocating motion, the output rod further being adapted to disengage and engage a clutch; a first bearing that supports the crank shaft member of the crank shaft being positioned between the worm wheel and the crank arm; and a housing accommodating at least the crank arm and the first bearing.