| 摘要 |
PURPOSE:To prevent a brush holder from being damaged by dispersing an external force and a vibration by a reinforcing part provided at the holder. CONSTITUTION:A brush holder 1 is formed of a conductive plate, has a reinforcing part 1b which is extended from a side wall 1a of a container for containing a brush and bent outside of the side wall 1a of the container in U shape, and a guide groove 1c is formed between the side wall 1a to the part 1b. An external force and a vibration which are applied to the brush holder are dispersed to two positions of the end 1d of the side wall 1a and the part 1b, and the damage of the holder 1 can be accordingly prevented. |
