Title:
圧縮機
Document Type and Number:
Japanese Patent JP7431105
Kind Code:
B2
Abstract:
Provided is a compressor including a sliding material with the wear resistance improved. To solve this problem, a compressor (40) includes: a compression chamber (43) that is formed in a cylinder (41) and compresses gas; and a piston ring 421 and a rider ring 422 that are in contact with the inner wall of the cylinder 41 to form the compression chamber (43). Th piston ring 421 and rider ring 422 include: a resin member; and a metal particle that is located within the resin member and includes a surface layer containing an affinity portion having an affinity to the resin member.
Inventors:
Taku Onodera
Yoshio Kobayashi
Yoshio Kobayashi
Application Number:
JP2020093642A
Publication Date:
February 14, 2024
Filing Date:
May 28, 2020
Export Citation:
Assignee:
Hitachi Industrial Equipment Systems Co., Ltd.
International Classes:
F04B39/00; F16J9/26
Domestic Patent References:
JP2015200339A | ||||
JP2015203390A |
Attorney, Agent or Firm:
Patent Attorney Corporation Isono International Patent and Trademark Office
Previous Patent: Light amount adjustment device, light amount adjustment system, and light amount adjustment method
Next Patent: double container
Next Patent: double container