| 摘要 |
PROBLEM TO BE SOLVED: To provide a speed reducer capable of rotatably, easily and surely supporting gears. SOLUTION: A gear housing 12 is formed of a resin mold. A metallic bearing bracket 22 is stored in this gear storage space. Bearings 32, 34, 40 and 42 for rotatably supporting a shaft for rotating the gears 28, 30 and 38, are held between this bearing bracket 22 and a plate 44. COPYRIGHT: (C)2006,JPO&NCIPI
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