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Patent Searching and Data


Title:
SCROLL FLUID MACHINE
Document Type and Number:
WIPO Patent Application WO/2019/163537
Kind Code:
A1
Abstract:
This scroll compressor (1) comprises a fixed scroll (18) and an orbiting scroll (19). A first region is configured in which, after sealing of a compression chamber (20) has started, capacity change of the compression chamber (20) becomes gradual or approximately constant. A wall (18b) and a wall (19b) comprise a first wall inclined section in which the height of the walls (18b), (19b) increases continuously from the outer peripheral side towards the inner peripheral side in the spiral direction. End plates (18a), (19a) comprise a first end plate inclined section in which a tooth bottom surface opposite of the tooth tip of the first wall inclined section is inclined in accordance with the incline of said first wall inclined section, and at least part of the first region is configured by the position and shape of the first wall inclined section and the first wall inclined section. The first wall inclined section or the first end plate inclined section is provided across a region at least 20° around the center of the fixed scroll (18) or the orbiting scroll (19).

Inventors:
SATO HAJIME (JP)
HOTTA YOUHEI (JP)
KIMATA YOSHIYUKI (JP)
Application Number:
JP2019/004465
Publication Date:
August 29, 2019
Filing Date:
February 07, 2019
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND THERMAL SYSTEMS LTD (JP)
International Classes:
F04C18/02; F04C29/04
Foreign References:
JP2012533028A2012-12-20
JP2002303281A2002-10-18
JP2007064005A2007-03-15
JP2006312898A2006-11-16
CN204003446U2014-12-10
Attorney, Agent or Firm:
FUJITA, Takaharu (JP)
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