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Title:
SCROLL TYPE COMPRESSOR
Document Type and Number:
Japanese Patent JP3731433
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To prevent efficiency reduction and a mechanical loss by controlling pressing force of a movable scroll to a fixed scroll in a scroll type compressor having the fixed scroll fixed in a casing and the movable scroll for meshing with the fixed scroll and pressing the movable scroll to the fixed scroll.
SOLUTION: While the pressing force of the movable scroll 22 to the fixed scroll 21 is obtained by pressure of a high pressure space 52 acting on the back face side of the movable scroll 22, the pressing force is adjusted according to a fluctuation in the compression ratio caused by a change in an operation condition.


Inventors:
Kazuhiro Furusho
Junei Higuchi
Katsuzo Kato
Keiji Komori
Hiroshi Kitaura
Application Number:
JP2000088041A
Publication Date:
January 05, 2006
Filing Date:
March 28, 2000
Export Citation:
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Assignee:
Daikin Industries, Ltd.
International Classes:
F04C18/02; F04C23/00; F04C27/00; (IPC1-7): F04C18/02
Domestic Patent References:
JP8303371A
JP59075589U
JP9228968A
JP3149388A
JP11173283A
JP3149389A
JP60190691A
JP6074164A
JP63131889A
JP57046001A
JP61011485A
JP61053486A
JP8093661A
Foreign References:
WO1997044585A1
WO2001038740A1
US4522575
EP1160453A1
Attorney, Agent or Firm:
Hiroshi Maeda
Hiroshi Koyama
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura