Patent ID: 9581200
Date: 2017-02-28
CPC Classifications: F16C,F16J

Claim:
1. A pair of sliding parts comprising sealing faces that relatively slide on each other, wherein: a fluid circulation groove including an inlet side section where a fluid comes in from a high pressure fluid side and an outlet side section where the fluid goes out to the high pressure fluid side is provided in one of the sealing faces; the fluid circulation groove extends in a line shape drawn by one stroke in a plan view of the sealing face and is isolated from a low pressure fluid side by a land section; the fluid circulation groove is defined at least by a pair of side walls which directly face to each other; and at least upstream one of the side walls of the outlet side section of the fluid circulation groove has an arc shape in a plan view of the sealing face in such a manner that a distance between the side walls of the outlet side section of the fluid circulation groove is gradually increased toward an outlet end of the outlet side section.