07-08-2014 дата публикации
Номер: US20140216569A1
Принадлежит:
A gas breaker includes a case with a chamber defined therein. The case includes an inlet path and an outlet path which is located corresponding to the inlet path. A board is pivotably located in the chamber and has a sealing member on the first end thereof for sealing the outlet path, and an extension extending from the second end of the board. The extension is engaged with a hook on a hook plate pivotably located in the chamber. When earthquake happens, the hook plate swings due to the earthquake so as to separate the hook and the extension. The sealing member on the first end of the board seals the outlet path to cut off the gas so that the gas cannot enter the gas line of the house. 1. A gas breaker comprising:a case having a chamber defined therein, the case having an inlet path and an outlet path which is located corresponding to the inlet path;a board pivotably located in the chamber and a sealing member connected to a first end of the board so as to seal the outlet path, an extension extending from a second end of the board, anda hook plate pivotably located in the chamber and a hook being formed at a first end of the hook plate, the hook engaged with the extension of the board, a weight connected to a second end of the hook plate.2. The gas breaker as claimed in claim 1 , wherein the extension of the board has a protrusion extending therefrom which contacts the hook of the hook plate claim 1 , two notches are defined in two sides of the protrusion.3. The gas breaker as claimed in claim 2 , wherein the hook is connected with a bead which contacts the protrusion of the board.4. The gas breaker as claimed in claim 1 , wherein a shaft is located in the chamber of the case and the hook plate has a recess with which the shaft is engaged claim 1 , the shaft has a groove with which the shaft is engaged claim 1 , the shaft has a slot claim 1 , a probe extends from an inside of the recess of the hook plate and the probe is inserted into the slot of the shaft.5. The ...
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