Patent ID: 8294310
Filing Date: 2012-10-23
Classification: B60S,F16H,H02K

Abstract:
1. A motor with reduction gear mechanism comprising: a yoke formed with a bottom and an opening on one end, a magnet fixed to the inner circumferential side of the yoke, an armature arranged on the inner side of the magnet, a rotating shaft fixed to the armature and including a first worm and a second worm having mutually opposite screw torsion directions, a gear case connected to the opening of the yoke and supporting the rotating shaft to allow free rotation and having a reduction gear mechanism storage section with a bottom to accommodate a reduction gear mechanism, a gear case cover to cover the opening of the gear case, a first counter gear with multiple first teeth having the teeth thickness on the gear case cover side of the first teeth larger than the teeth thickness on the gear case bottom side, a second counter gear with multiple second teeth having the teeth thickness on the gear case cover side of the second teeth larger than the teeth thickness on the gear case bottom side, and an output gear containing an output shaft and meshing with the first small-diameter gear and the second small-diameter gear.