Title:
冷凍空調装置およびその冷媒充填方法
Document Type and Number:
Japanese Patent JP5306450
Kind Code:
B2
Abstract:
A refrigerant charging method for a refrigeration air-conditioner provided with a compressor (1) for sucking a refrigerant and discharging the refrigerant after compressing the refrigerant. The refrigerant discharged from the compressor (1) is returned to the suction side of the compressor (1) via an on-off valve (5), and a refrigerant is charged between the on-off valve (5) and the suction side of the compressor (1) from a refrigerant charging port (7) via a refrigerant charging on-off device (6).
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Inventors:
Osamu Morimoto
Hiroyuki Okano
Kosuke Tanaka
Hiroyuki Okano
Kosuke Tanaka
Application Number:
JP2011508134A
Publication Date:
October 02, 2013
Filing Date:
April 08, 2009
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F25B45/00; F25B1/00; F25B49/02
Domestic Patent References:
| JP2003279203A | 2003-10-02 | |||
| JP2000028208A | 2000-01-28 | |||
| JPH06101940A | 1994-04-12 | |||
| JP2003130503A | 2003-05-08 | |||
| JP2004012005A | 2004-01-15 | |||
| JPS59101176U | 1984-07-07 |
Foreign References:
| WO2007049372A1 | 2007-05-03 |
Attorney, Agent or Firm:
Hisao Kobayashi
Kiyoshi Yasushima
Takanashi Norio
Motoki Shandong
Taku Ogawa
Murata Kensei
Moto Otani
Kiyoshi Yasushima
Takanashi Norio
Motoki Shandong
Taku Ogawa
Murata Kensei
Moto Otani