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Title:
冷凍装置
Document Type and Number:
Japanese Patent JP4887929
Kind Code:
B2
Abstract:

To increase the amount of refrigerant capable of being supplied from a refrigerant adjustment tank 35 to a compressor 30, and to improve performance for adjusting balance between the amount of refrigerant passing through the compressor 30 and the amount of refrigerant passing through the expander 31, in a refrigerating device 20 comprising a refrigerant circuit 10 provided with the expander 31 for recovering power.

Low pressure-side expanding mechanisms 43, 51 for further reducing a pressure of the refrigerant of which the pressure has been reduced by the expander 31, is disposed on the way of a refrigerant circulating passage from the expander 31 to an evaporator in the refrigerant circuit 10. A refrigerant adjusting tank 35 for adjusting the amount of refrigerant circulated in the refrigerant circuit 10 is disposed on the way of the refrigerant circulating passage from the expander 31 to the low pressure-side expanding mechanisms 43, 51 in the refrigerant circuit 10.

COPYRIGHT: (C)2008,JPO&INPIT


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Inventors:
Masakazu Okamoto
Application Number:
JP2006171894A
Publication Date:
February 29, 2012
Filing Date:
June 21, 2006
Export Citation:
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Assignee:
Daikin Industries, Ltd.
International Classes:
F25B1/00; F25B1/10; F25B11/02; F25B41/06
Domestic Patent References:
JP2006071174A
JP58186364U
JP2004085019A
JP2006125793A
JP6174317A
JP64033471A
JP2298766A
JP2037259A
Attorney, Agent or Firm:
Hiroshi Maeda
Hiroshi Takeuchi
Takahisa Shimada
Yuji Takeuchi
Katsumi Imae
Atsushi Fujita
Kazunari Ninomiya
Tomoo Harada
Iseki Katsumori
Seki Kei
Yasuya Sugiura