| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a fuel shut-off valve excellent in moldability by a simple constitution. <P>SOLUTION: The fuel shut-off valve 10 is provided with casings 20 and 50. A float mechanism 50 is constituted of an outer float 52 and an inner float 62. The outer float 52 has a cylindrical outer float body 53 having a float chamber 52S connected to a valve chamber 30S through a through-hole 54a formed at an upper part, and an outer valve provided on an upper part of the outer float body 53 and opening and closing an outer connection passage 32a. The inner float 62 has an inner float body 63 stored in the float chamber 52S so as to be liftable, and an inner valve provided at an upper part of the inner float body 63 and opening and closing an inner connection passage 33a through the through-hole 54a. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
