Motor-driven steering apparatus

Details Motor-driven steering apparatus Motor-driven steering apparatus

2007-03-13

2007-03-13

Ridley, Richard (Department: 3682)

Endless belt power transmission systems or components

System including spaced pulleys interconnected by a belt

C074S089230, C074S089220, C074S089200

Reexamination Certificate

active

11222459

ABSTRACT:
A motor-driven steering apparatus includes a steering member reciprocating in correspondence to a steering wheel operation, a ball nut inserted to a ball thread shaft of the steering member, a drive pulley driven by an electric motor, and a driven pulley coupled to the drive pulley via a belt and integrally rotating with the ball nut. The drive pulley is provided with a pulley main body which is rotatably supported in both sides in an axial direction by a pair of rolling bearings, and is provided with a plurality of tooth portions, and a pair of regulating members attached to both end sides in an axial direction thereof. The respective regulating members is pinched between an inner ring of the rolling bearing and an end portion of the pulley main body.

REFERENCES:
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patent: 5853058 (1998-12-01), Endo et al.
patent: 6594460 (2003-07-01), Williams et al.
patent: 6749040 (2004-06-01), Menjak et al.
patent: 6938722 (2005-09-01), Sasaki et al.
patent: 1 553 006 (2005-07-01), None
patent: 11-11625 (1999-01-01), None
patent: 2003-291830 (2003-10-01), None
patent: 2003-343700 (2003-12-01), None
patent: WO-2004/018279 (2004-03-01), None
European Search Report issued in European Application No. EP 05 02 0353 mailed on Sep. 11, 2006, 7 pages.

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