ELECTRIC ACTUATOR WITH CONTROL SENSOR, AND DISC BRAKE COMPRISING SUCH ACTUATOR

WIPO Patent Application WO1999002882

A3

An electric actuator (1) comprises a housing (2) which contains a screw mechanism (3) and an electric motor (4) which is driveably connected to the screw mechanism (3), said screw mechanism (3) providing a linear movement in a rotational movement of the electric motor (4) and comprising a screw (17) and a nut (18), one of which is supported with respect to the housing (2), a sensor (28) being provided for measuring a quantity related to the rotational movement and/or the linear movement of the screw mechanism (3). A control unit (29) for monitoring and/or influencing the rotational and/or the linear movement of the screw mechanism (3) on the basis of signals from the sensor (28) has been provided.

DE VRIES ALEXANDER JAN CAREL (NL)
OLSCHEWSKI ARMIN HERBERT EMIL (NL)
KAPAAN HENDRIKUS JAN (NL)
VAN WINDEN JOHANNES ALBERTUS (NL)
DRUET CLAIR (FR)
MUELLER THOMAS (DE)

PCT/NL1998/000402

May 14, 1999

July 10, 1998

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SKF IND TRADING & DEV (NL)
VRIES ALEXANDER JAN CAREL DE (NL)
OLSCHEWSKI ARMIN HERBERT EMIL (NL)
KAPAAN HENDRIKUS JAN (NL)
WINDEN JOHANNES ALBERTUS VAN (NL)
DRUET CLAIR (FR)
MUELLER THOMAS (DE)

B60T13/74; F16D65/14; F16D65/18; F16D66/00; F16D66/02; H02K7/06; F16D65/38; (IPC1-7): H02K7/06; F16D65/16

WO1996041970A1

1996-12-27

DE19536694A1	1997-04-03
US4579012A	1986-04-01
US4602702A	1986-07-29
DE19521401C1	1997-01-09
EP0170478A2	1986-02-05

PATENT ABSTRACTS OF JAPAN vol. 095, no. 009 31 October 1995 (1995-10-31)
PATENT ABSTRACTS OF JAPAN vol. 010, no. 357 (M - 540) 2 December 1986 (1986-12-02)

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