Oblon, McClelland, Maier & Neustadt, L.L.P.
Slip ring device
A slip ring device (5) includes ring members (10a-10c) that rotate along with an input shaft, and brushes that contact the ring members (10a-10c). The ring members (10a-10c) have surfaces (11a-11c) that contact the brushes, and a plurality of dimples are formed upon these surfaces (11a-11c).
TOYOTA JIDOSHA KABUSHIKI KAISHA
H H H H
H02K H02K H02K H01R
inventional inventional inventional inventional
Daisuke Kazuya Yuya
Tokozakura Arakawa Takahashi