| 摘要 |
PURPOSE:To obtain a power feeding device to feed the power to the inside of a cage quietly without generating a sliding sound of a trolley wire and a collector ring, a sparking sound, and the like, in a ropeless elevator. CONSTITUTION:While a trolley wire 19 for feeding power is laid in an elevator shaft at the building side, a collector ring 18; and a power source device 15 for feeding the power to the inside of a cage, which has a battery to be charged by receiving the power through the the collector ring 18; are provided at the cage 5 side. Furthermore, a collector ring driving device 16 which separates the collector ring 18 from the trolley wire 19 when the elevator is moved up and down, while contacts the collector ring 18 to the trolley wire 19 when the elevator is stopped, is also provided. |
