Title:
OUTDOOR UNIT OF MULTI-TYPE AIR CONDITIONING DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/046236
Kind Code:
A1
Abstract:
In the present invention, an outdoor unit of a multi-type air conditioning device is provided with the following: a compressor; a four-way valve; an outdoor heat exchanger; an outdoor expansion valve; a liquid tank; an accumulator; a cutoff valve provided to a refrigerant tube that is between the outlet/inlet for liquid refrigerant of the outdoor unit and the liquid tank; and a first bypass circuit that is provided to the refrigerant pipe, that bypasses the cutoff valve via a capillary tube, and to which the liquid refrigerant outlet/inlet side is connected on the upper side of the gravity axis. In addition, the outdoor unit is provided with a second bypass circuit that connects the bottom of the liquid tank and the inlet side of the accumulator via an electromagnetic valve.
Inventors:
INADA YUJI
KIGUCHI YUKIO
UENO KIYOTAKA
KIGUCHI YUKIO
UENO KIYOTAKA
Application Number:
PCT/JP2013/075458
Publication Date:
March 27, 2014
Filing Date:
September 20, 2013
Export Citation:
Assignee:
TOSHIBA CARRIER CORP (JP)
International Classes:
F25B5/02; F25B1/00; F25B13/00
Foreign References:
JP4575184B2 | 2010-11-04 | |||
JP2009236397A | 2009-10-15 | |||
JPS55121169U | 1980-08-28 | |||
JPS55143363A | 1980-11-08 | |||
JPH02126044A | 1990-05-15 | |||
JP3229648B2 | 2001-11-19 | |||
JP4575184B2 | 2010-11-04 |
Other References:
See also references of EP 2899478A4
Attorney, Agent or Firm:
TOKYO INTERNATIONAL PATENT FIRM (JP)
Patent business corporation Tokyo international patent firm (JP)
Patent business corporation Tokyo international patent firm (JP)
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