|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||F24H-001/18 F24H-009/12 F16L-005/00|
|미국특허분류(USC)||122/017.1; 122/498; 285/139.1; 285/141.1|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 4 인용 특허 : 30|
A burner tube and door assembly for a water heater includes a burner tube and a fuel supply line in telescoping relationship to define a tube junction. The tube junction extends through the door of a water heater. One of the tube and line includes an enlarged portion. A lock ring applies a radially-directed force around a portion of the tube junction. The enlarged portion and lock ring are on opposite sides of the door to secure the door to the burner tube and fuel supply line. The enlarged portion and lock ring apply a compressive load to the door to re...
1. A water heater comprising: a water storage tank;a combustion chamber having an access opening;a door adapted to cover the access opening, the door including a hole having a hole diameter, and including an inner surface facing the combustion chamber and an outer surface facing away from the combustion chamber;a burner tube including an enlarged diameter portion having a outer diameter larger than the hole diameter, a first end on a first side of the enlarged diameter portion and extending into the combustion chamber, and a second end on a second side o...