| 摘要 |
<p>A check valve opening and closing structure of a reservoir cup is provided to secure opening of a check valve because the check valve is rotated at the external force. A check valve opening and closing structure of a reservoir cup comprises a reservoir cup(30) consisting of the fuel inlet(31) and a check valve(32), a jet pump(20) supplying the returned fuel to the fuel inlet from the engine, a switching unit which when the fuel pump is operated, opens the check valve by taking advantage of the pressure of the returned fuel, and a pressure distribution pipe(51) formed in the return line of jet pump.</p> |
