Plastic gate valve

Details Plastic gate valve Plastic gate valve

F - Mech Eng,Light,Heat,Weapons

16

L

251/73

F16L 7/00 (2006.01) F16K 3/22 (2006.01)

Patent

CA 1259977

PLASTIC GATE VALVE ABSTRACT OF THE DISCLOSURE A plastic gate valve including a plastic valve casing having a passage and a valve chamber therein; a spindle extending in the valve chamber and rotatably supported by the valve casing; a handle connected with the spindle and rotating it; and a plastic valve body engaged with the spindle and moving along an inner wall of the valve chamber in response to the rotation of the spindle whereby the valve body opens and shuts the passage. The valve body is made of heat-resistant rigid vinyl chloride resin and covered with rubber-like elastic material by means of vulcanization adhesion so as to be integral with the valve body.

477135

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