|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||137/015.03; 137/315.16; 137/527; 137/527.6; 137/592|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 2 인용 특허 : 5|
A flapper valve for push-in snap-lock attachment to a spud to be welded to a fuel tank and attached to a flexible filler tube hose. The flapper has an annular flexible seal overmolded thereon, preferably of elastomeric material. The flapper has a pair of trunnions, one of which has an extension or spindle with a resilient member received thereover with one end of the resilient member slidably anchored to a post on the flapper to form a flapper subassembly. The opposite end of the resilient member is deflected to fit in a slot or groove in the body when ...
What is claimed is: 1. A check valve assembly for a fuel tank filler tube comprising: a body with a distal end forming an inlet and including first surfaces thereon adapted for connecting to a fuel filler tube for receiving fuel therefrom during refueling of the tank and second surfaces for connecting to a fuel tank spud; a valve seat formed on end of said body proximal said second surfaces; a flapper having an integral pivot feature thereon, wherein said flapper includes a plurality of spaced raised surfaces on an upstream side thereof to guide a sipho...