Gas valve

Details Gas valve Gas valve

F - Mech Eng,Light,Heat,Weapons

16

K

236/8

F16K 31/02 (2006.01)

Patent

CA 1237704

ABSTRACT OF THE DISCLOSURE A gas valve of the type having a movable resilient poppet attached to the free end of an electrically heated cantilever bi-metal arm. The poppet is preloaded by the arm to the closed position against a valve seat by the bi-metal arm and is lifted by warping the bi-metal arm with a predetermined electrical current. The poppet has a necked positon received through an aperture near the free end of the arm. An annular bead ring is formed on the poppet and surrounds the neck. The annular bead is resiliently contacted by the surface of the arm in the preloaded condition.

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