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Title:
FLUID MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/008798
Kind Code:
A1
Abstract:
A fixed scroll (100) includes a fixed base (110) and a spiral fixed tooth portion (120). An orbiting scroll (200) is made of resin, and includes an orbiting base (260) disposed so as to face the fixed base (110) and a spiral orbiting tooth portion (220). A housing (300) fixes the fixed scroll (100) and houses the fixed scroll (100) and the orbiting scroll (200). An orbiting sliding surface (230) is provided in a portion of the orbiting base (260) included by the orbiting scroll (200), the portion being radially outward from the orbiting tooth portion (220). A housing sliding surface (360) is provided in a portion of the housing (300) facing the orbiting sliding surface (230), and slides with the orbiting sliding surface (230). The housing (300) is configured such that a portion where the housing sliding surface (360) is provided is made of metal, and an outer wall thereof is exposed to the atmosphere.

Inventors:
IWANAMI SHIGEKI (JP)
SAITO KEITA (JP)
NAKAYAMA HARUNOBU (JP)
Application Number:
PCT/JP2019/022551
Publication Date:
January 09, 2020
Filing Date:
June 06, 2019
Export Citation:
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Assignee:
DENSO CORP (JP)
International Classes:
F04C18/02; F04C29/02; F04C29/04
Foreign References:
JPH06264875A1994-09-20
JP2009030607A2009-02-12
JP2014237301A2014-12-18
JP2001304151A2001-10-31
JPH04237889A1992-08-26
JPS5958188A1984-04-03
Attorney, Agent or Firm:
YOU-I PATENT FIRM (JP)
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