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Title:
SCROLL TYPE FLUID MACHINE
Document Type and Number:
Japanese Patent JP2011179392
Kind Code:
A
Abstract:

To provide a scroll type fluid machine with elongated service life, without an increase in cost.

The scroll type fluid machine includes: a fixed scroll of which the spiral lap part 3 is disposed to a tooth bottom face of an end plate 2; and a swirl scroll of which the spiral lap part 11 is disposed to a tooth bottom face of the end plate 10. A recess groove 5(13) extending along a tooth tip of the lap part 3(11) is formed at least at one lap part out of the lap part 3 of the fixed scroll and the lap part 11 of the swirl scroll, and a sealing member in slide-contact with the tooth bottom face of the mating scroll is installed to the inside of the recess groove 5(13). The sealing member is formed of: a soft layer 32; and a filling material layer 35 including a slide-contact face side part of the sealing member brought into slide-contact with the mating tooth-bottom face, and mixed with particulate hard filling material higher in hardness than the tooth bottom face.


Inventors:
Kobayashi, Yoshio
Miyake, Shingo
Tsujimi, Yoshie
Taniguchi, Keisuke
Kanemoto, Yoshiyuki
Sakamoto, Susumu
Tashiro, Koichi
Application Number:
JP2010000043672
Publication Date:
September 15, 2011
Filing Date:
March 01, 2010
Export Citation:
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Assignee:
HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO LTD
International Classes:
F04C18/02; F04C27/00; F04C29/00
Attorney, Agent or Firm:
井上 学
戸田 裕二



 
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