TYRE-TYPE GANTRY CRANE AND STRADDLE CARRIER FOR RECEIVING SUPPLY OF POWER IN CONTACTLESS FASHION

摘要

The present invention relates to a tyre-type gantry crane and a straddle carrier for receiving a supply of power in a contactless fashion. The tyre-type gantry crane according to the present invention has a rechargeable battery for supplying internally originated power and a current collecting unit for receiving a supply of power from an externally provided electricity supply unit; and the electricity supply unit and the current collecting unit are constituted so as to operate in a fashion involving magnetic induction. The straddle carrier according to the present invention comprises a current collecting unit for receiving a supply of power in contactless fashion from an externally provided electricity supply unit; and the current collecting unit charges a recharging battery provided on the straddle carrier, and the electricity supply unit and the current collecting unit are constituted so as to operate together in a fashion involving magnetic induction.