Title:
SLIDING COMPONENT
Document Type and Number:
WIPO Patent Application WO/2020/110922
Kind Code:
A1
Abstract:
Provided is a sliding component with which the accumulation of foreign matter in a dynamic pressure generation groove can be prevented, and low leakage, a long service life, and low torque can be achieved over a long period of time. This sliding component 1 is equipped with dynamic pressure generation grooves 4 for generating dynamic pressure on a sliding surface S1, said dynamic pressure generation grooves 4 being equipped with: an introduction opening 40a wherein one end of the dynamic pressure generation groove 4 in the circumferential direction opens on a sealed fluid H side; a narrow section 41 that communicates with the introduction opening 40a and in which the fluid passage narrows; and a discharge opening 40b that communicates with the narrow section 41 and wherein the other end of the dynamic pressure generation groove 4 in the circumferential direction opens on the sealed fluid H side.
Inventors:
INOUE HIROKI (JP)
NEGISHI YUTA (JP)
MAETANI YUKI (JP)
MIYAZAKI SAYAKA (JP)
NEGISHI YUTA (JP)
MAETANI YUKI (JP)
MIYAZAKI SAYAKA (JP)
Application Number:
PCT/JP2019/045728
Publication Date:
June 04, 2020
Filing Date:
November 22, 2019
Export Citation:
Assignee:
EAGLE IND CO LTD (JP)
International Classes:
F16J15/34; F16C17/04; F16C33/74; F16C33/76
Domestic Patent References:
| WO2018034197A1 | 2018-02-22 | |||
| WO2016035860A1 | 2016-03-10 |
Foreign References:
| JPS366305B1 | 1961-05-30 | |||
| JPH0473A | 1992-01-06 |
Other References:
See also references of EP 3889474A4
Attorney, Agent or Firm:
SHIGENOBU Kazuo et al. (JP)
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