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Patent Searching and Data

Document Type and Number:
Japanese Patent JPH10184844
Kind Code:

To prevent penetration of dust and the like into the inside of an actuator main body so as to prevent deterioration of a driving force transmitting function and to prevent a positional shift of a sensor due to tensile action of a lead wire.

This electric actuator is provided with an actuator main body 12, a driving unit 16, a feed screw shaft 32 transmitting rotational driving force of a rotation driving source, a displacement member 40 which is fixed around the feed screw shaft 32 and is displaced along the axial direction under a gearing action between an external thread part 36 and an internal thread part 42, a sensor mounting long groove arranged in the side face part of the actuator main body 12, and a sensor installed in the predetermined position inside the sensor mounting long groove.

Nagai, Shigekazu
Sakurai, Shuzo
Application Number:
Publication Date:
July 14, 1998
Filing Date:
December 25, 1996
Export Citation:
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International Classes:
B25J9/02; F16D55/28; F16D59/02; F16D65/14; F16H25/20; F16H25/24; H02K7/06; (IPC1-7): F16H25/24; B25J9/02
Attorney, Agent or Firm:
千葉 剛宏 (外1名)