Title:
SLIDING COMPONENT
Document Type and Number:
WIPO Patent Application WO/2020/209258
Kind Code:
A1
Abstract:
Provided is a sliding component with which a high lubrication property can be obtained across the entire sliding surface. The annular sliding component 10, which is arranged at a location of a rotary machine that undergoes relative rotation, has a sliding surface on which a plurality of positive pressure generation grooves 15, which generate positive pressure when a sealed fluid F on a sealed fluid side is introduced during relative rotation of sliding components 10 and 20, are arranged side by side in the circumferential direction. Each positive pressure generation groove 15 has a tip-most end portion 9a at the tip-most end on the downstream side in the direction of relative rotation, and at least a portion of the plurality of tip-most end portions 9a, which are arranged side by side in the circumferential direction, are arranged at mutually different positions in the radial direction.
Inventors:
IMURA TADATSUGU (JP)
Application Number:
PCT/JP2020/015696
Publication Date:
October 15, 2020
Filing Date:
April 07, 2020
Export Citation:
Assignee:
EAGLE IND CO LTD (JP)
International Classes:
F16C17/04; F16J15/34
Foreign References:
| US20150345641A1 | 2015-12-03 | |||
| JP2019007622A | 2019-01-17 | |||
| JPH05164249A | 1993-06-29 | |||
| US6152452A | 2000-11-28 |
Other References:
See also references of EP 3954914A4
Attorney, Agent or Firm:
SHIGENOBU Kazuo et al. (JP)
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