Motor output shaft positioning device
AssigneeMabuchi Motor Co., Ltd.
InventorsTsutomu Saya, Hiroaki Nakahashi, Shinichi Taniguchi, Tsutomu Watanabe
Life of this patent
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Abstract
A motor output shaft positioning device for motors with worm reduction gears for outputting the output of a motor output shaft via a worm reduction gear, comprising a gear case having a hollow part for housing a worm fitted to a motor output shaft and a worm wheel meshing with the worm and receiving an end of the motor output shaft; the hollow part receiving a bearing of the motor output shaft and a steel ball; a bearing holder having projections projecting towards the bottom of the hollow part, and a filler that is injected into the hollow part through a filling hole formed on the hollow part.
Claims8
A motor output shaft positioning device for a motor with worm reduction gear (1) outputting the output of a motor output shaft (4) via a worm reduction gear, comprising a gear case (17) having a hollow part (10) for housing a worm (6) fitted to a motor output shaft (4) and a worm wheel (7) meshing with said worm (6) and receiving an end of said motor output shaft (4);
- said hollow part (10) receiving a bearing (5) of said motor output shaft (4) and a steel ball (9);
- a bearing holder (22) having projections projecting towards the bottom (26) of said hollow part (10), and a filler (23) that is injected into said hollow part (10) through a filling hole (28) formed on said hollow part (10).
Dependencies are inferred from the claim text.