Shutoff wedge for shutoff valve
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United States of America Patent
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-
Dec 16, 1986
Grant Date -
N/A
app pub date -
Dec 6, 1984
filing date -
Dec 14, 1983
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A shutoff wedge for a shutoff valve has a U-shaped sliding shoe of synthetic plastic material with good sliding properties, high wear resistance, and sufficient temperature strength, which is inserted in guiding grooves of the shutoff wedge which is sealingly enclosed by a rubber elastic jacket up to the sliding faces abutting against guiding strips of a shutoff valve housing. A method of anchoring of the synthetic plastic sliding shoe and a mold therefor are also provided.
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