|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/209 ; 220/DIG ; 33 ; 137/51627|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 10 인용 특허 : 0|
A fuel cap 1 for controlling the pressure within a fuel tank which has improved sealing properties between a valve member 43 of a pressure control valve 41 and a seat surface 35. The pressure control valve 41 opens and closes a flow path hole 33 in a cap body 5 so as to control the pressure within the fuel tank. In this pressure control valve, the valve member 43 is seated on the seat surface 35 in accordance with the force of a spring 71 and the pressure within the fuel tank. The valve member has a disk portion 49 which is flexed when the valve member r...
A fuel cap comprising a cap body adapted to be connected to a filler hole of a fuel tank, said cap body having a flow path bore defined therein and a seat surface defined around said flow path bore; and a pressure control valve mounted in the cap body so as to open and close said flow path bore, said pressure control valve including: a valve member to be seated on said seat surface around said flow path bore in the cap body, to close said flow path bore, said valve member including as support portion supported by a valve member holder and a disk portion ...