ELECTRIC ACTUATOR

Title:

ELECTRIC ACTUATOR

Document Type and Number:

WIPO Patent Application WO/1998/029674

Kind Code:

A1

Abstract:

An electric actuator comprising an actuator body (12), a drive unit (16), a feed screw shaft (32) for transmission of a driving torque of a rotary drive source (14), a displacement member (40) fitted on the feed screw shaft (32) to surround the same and adapted to displace axially under a threading action of a male screw portion (36) and a female screw portion (42), sensor mount grooves (24a, 24b) provided on a side of the actuator body (12), and a sensor (25) mounted at a predetermined location in the sensor mount grooves (24a, 24b).

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Inventors:

NAGAI SHIGEKAZU (JP)
SAKURAI SHUUZOU (JP)

Application Number:

PCT/JP1997/004795

Publication Date:

July 09, 1998

Filing Date:

December 24, 1997

Export Citation:

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Assignee:

SMC KK (JP)
NAGAI SHIGEKAZU (JP)
SAKURAI SHUUZOU (JP)

International Classes:

F16D55/28; F16D59/02; F16D65/14; B25J9/02; F16H25/20; F16H25/24; H02K7/06; (IPC1-7): F16H25/20; F16H25/24; F16D55/28

Foreign References:

JPS4526519Y1	1970-10-15
JPS58101041U	1983-07-09
JPH0323306U	1991-03-11
JPS4821746B1	1973-06-30
JPS5628845Y2	1981-07-09

Other References: