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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/203 ; 220/89B|
|발명자 / 주소||
|인용정보||피인용 횟수 : 7 인용 특허 : 10|
A vented fuel tank cap and valve assembly is described including a pressure relief valve with a main valve member mounted at a main vent opening through the fuel cap. A fusible metal ring of low melting point is provided in the pressure relief valve to enable such valve to open in the event of fire to prevent an explosion. A float valve may be provided to close a secondary vent passage for venting fuel fumes through the valve stem portion of the main valve member. The float valve includes a tubular cage member attached to such valve stem portion and cont...
Vented tank cap apparatus comprising: cap means for closing a liquid fill opening of a liquid container tank, said cap means including a cap member for covering said fill opening and having a main vent opening therethrough; valve means for closing said main vent opening, said valve means including a main valve member mounted on said cap member for normally closing said main vent opening in a closed position; resilient closure means for resiliently urging said main valve member into said closed position but allowing it to open when the pressure within sai...