| 摘要 |
The invention relates to open-close means for a fill opening of a fuel tank of a vehicle that enables the fill opening of the fuel tank to be easily detected by a fuel filling robot. The open-close means comprises an open-close portion for opening and closing the fill opening and a position identifying member. Also, the invention relates to a fuel filling method using the open-close means, wherein the fuel filling robot is provided with a fuel nozzle and moving means for moving the fuel nozzle so that the fuel nozzle can be operated to move into position of the fill opening under control of signals from the position identifying member of the open-close means.
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