| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a high pressure gas supply system having simple structure which prevents a backflow of a fuel gas. <P>SOLUTION: In the high pressure gas supply system for supplying a fuel gas from a plurality of high pressure gas tanks to a fuel cell, capacities of the high pressure gas tanks are different, a check valve and an overflow preventing valve are provided in a fuel supply channel connected to a high pressure gas tank having low capacity, and a valve element of the check valve and a valve element of the overflow preventing valve are integrally gathered to slide in opening and closing directions by a single elastic body. <P>COPYRIGHT: (C)2012,JPO&INPIT |
