| 摘要 |
PROBLEM TO BE SOLVED: To facilitate origin seeking work for a rotating body in an angle detector for detecting the rotation angle of a shaft body which rotates with respect to a housing. SOLUTION: The angle detector 1, for detecting the rotation angle of the shaft body 9 which rotates, includes the rotating body 5 which is penetrated by the shaft body 9 and rotates together with the shaft body 9; a housing 3 for rotatably supporting the rotating body 5; a rotation-angle detecting substance 11 for detecting the rotation angle, with respect to the housing 3 of the rotating body 5; an urging member 7 for urging the rotating body 5 in the one direction of the rotation direction; an engagement part 19 provided on the housing 3; and a part 21 to be engaged which is provided on the rotating body 5 and is engaged with the engagement part 19, by being urged with the urging member 7 so as to prescribe the origin of the rotating body 5. COPYRIGHT: (C)2011,JPO&INPIT
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