| 摘要 |
PROBLEM TO BE SOLVED: To provide a tank cap that facilitates an open/close operation of a communication hole, and the confirmation of the open/close state of the communication hole visually.SOLUTION: The tank cap is attachable to a fuel filler of a fuel tank. The tank cap includes: a cap body 1 which covers and is attachable to the fuel filler; a communication hole (a) which is formed at the cap body 1 and through which the inside and outside of the fuel tank can communicate with each other while the cap body 1 is attached to the fuel filler; an operation knob 2 which is located on the cap body 1 and capable of being operated between first and second positions so as to be turnable; and a manual open/close valve 3 which moves up and down with a turning operation of the operation knob 2, keeps the communication hole (a) in a blockage state when the operation knob 2 is in a first position, and keeps the communication hole (a) in an opening state when the operation knob 2 is in a second position. |
