Title:
SLIDING COMPONENT
Document Type and Number:
WIPO Patent Application WO/2023/199791
Kind Code:
A1
Abstract:
Provided is a sliding component that has high sealing quality during forward rotation, and has small torque during reverse rotation. A pair of sliding rings 10, 20 mutually rotate relative to each other, and an annular sliding component 10 defines a gap between a sealed fluid space S1 and a leakage space S2. The sliding component 10 has a dynamic pressure generation groove 13 that generates dynamic pressure. The dynamic pressure generation groove 13 comprises: an inclined groove 14 that is inclined and extends in a forward rotation direction from the leakage space S2 toward the sealed fluid space S1, and has a first dynamic pressure generation end portion 13C; and a reverse groove 15 that extends from the reverse rotation direction side of the inclined groove 14 in a reverse rotation direction, and has a second dynamic pressure generation end portion 13D.
Inventors:
SUZUKI HIROSHI (JP)
TOKUNAGA YUICHIRO (JP)
NEGISHI YUTA (JP)
AIZAWA HIROKI (JP)
TAKAHASHI AKIHIRO (JP)
NAKAHARA NOBUO (JP)
OKADA TETSUZO (JP)
TOKUNAGA YUICHIRO (JP)
NEGISHI YUTA (JP)
AIZAWA HIROKI (JP)
TAKAHASHI AKIHIRO (JP)
NAKAHARA NOBUO (JP)
OKADA TETSUZO (JP)
Application Number:
PCT/JP2023/013918
Publication Date:
October 19, 2023
Filing Date:
April 04, 2023
Export Citation:
Assignee:
EAGLE IND CO LTD (JP)
International Classes:
F16J15/34; F16C17/04
Domestic Patent References:
| WO2021246371A1 | 2021-12-09 |
Foreign References:
| JPH04337164A | 1992-11-25 | |||
| JP2003120660A | 2003-04-23 |
Attorney, Agent or Firm:
SHIGENOBU Kazuo et al. (JP)
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