Method of manufacturing an eccentric valve

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United States of America Patent

PATENT NO 9895776
SERIAL NO

15265277

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Abstract

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Provided is a method of manufacturing an eccentric valve of a tri-offset structure including a valve body, a valve seat, a valve unit, and a valve stem. The method includes steps of providing a seal being a centrosymmetric ring with an outer edge surface being a cambered surface with a fixed curvature; disposing the seal on an annular surface of the valve unit; enabling the disposal position of the seal on the annular surface to deviate from the disposal position of a pair of second shaft holes provided in a longitudinal direction of the valve unit.

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Patent Owner(s)

  • JDV CONTROL VALVES CO., LTD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fan, Yi-Ming Yangmei, TW 15 35

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