SLIDING PARTS
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United States of America Patent
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Issued Date -
Sep 1, 2016
app pub date -
Nov 20, 2014
filing date -
Nov 22, 2013
priority date (Note) -
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Abstract
A pair of sliding parts include sliding faces that include a fluid circulation groove including an inlet section where a fluid comes in from a high pressure fluid side, an outlet section where the fluid goes out to the high pressure fluid side. A communication section provides communication between the inlet section and the outlet section in at least one of sealing faces of a pair of sliding parts that slide on each other. The fluid circulation groove is isolated from a low pressure fluid side by a land section R. A section of a bottom wall of the fluid circulation groove is formed in a round bottom shape.
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