Title:
COMPOSITE SEAL MATERIAL FOR COMPRESSOR
Document Type and Number:
Japanese Patent JP2023043980
Kind Code:
A
Abstract:
To provide a composite seal material for a compressor enabling space saving and elongation of a service life.SOLUTION: A composite seal material 1 for a compressor includes: a first annular seal group 1a fitted to an annular groove of a piston 10; and a second annular seal group 1b. The first annular seal group 1a includes: a first annular sliding member 16; a first annular inner support member 18 supporting the first annular sliding member 16 from the inner side in the radial direction of the first annular sliding member 16; a first annular side face support member 15 supporting the first annular sliding member 16 and the first annular inner support member 18 from the low pressure side; and a first annular support member 14 supporting the first annular inner support member 18 from the inner side in the radial direction of the first annular inner support member 18, supporting the first annular side face support member 15 from the inner side in the radial direction of the first annular side face support member 15 and supporting the first annular side face support member 15 from the low pressure side.SELECTED DRAWING: Figure 3
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Inventors:
MINAMI NOBORU
UEDA AKIRA
UEDA AKIRA
Application Number:
JP2021151764A
Publication Date:
March 30, 2023
Filing Date:
September 17, 2021
Export Citation:
Assignee:
VALQUA LTD
International Classes:
F04B39/00; F16J9/06
Attorney, Agent or Firm:
Patent Attorney Fukami Patent Office