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Patent Searching and Data


Title:
COMPRESSOR AND REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/244259
Kind Code:
A1
Abstract:
A compressor 2 comprising: a cylindrical sealed container 10; a compression mechanism 11 housed inside the sealed container 10 and compressing a refrigerant; and an electric motor 12 housed inside the sealed container 10, so as to be lined up in the axial direction of the sealed container 10 relative to the compression mechanism 11, and driving the compression mechanism 11. Polyalkylene glycol as refrigerator oil 20 is stored inside the sealed container 10. The electric motor 12 is a brushless DC motor 12a having a winding 9 concentratedly wound around a stator 12c. The brushless DC motor 12a has a winding 9 for each phase continuously wound around a tooth 12d corresponding to the respective phase of the stator 12c, connected in series, and also delta-connected. One terminal of the winding 9 for each phase and the other terminal are connected to a sealed terminal 12g fixed to the sealed container 10. The winding 9 for each phase comprises a single winding continuous from one terminal to the other terminal.

Inventors:
HASEGAWA, Keiichi (336 Tadehara, Fuji-sh, Shizuoka 21, 〒4168521, JP)
SUZUKI, Hideaki (336 Tadehara, Fuji-sh, Shizuoka 21, 〒4168521, JP)
MORISHIMA, Akira (336 Tadehara, Fuji-sh, Shizuoka 21, 〒4168521, JP)
SUGIYAMA, Yutaro (336 Tadehara, Fuji-sh, Shizuoka 21, 〒4168521, JP)
Application Number:
JP2018/023366
Publication Date:
December 26, 2019
Filing Date:
June 19, 2018
Export Citation:
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Assignee:
TOSHIBA CARRIER CORPORATION (72-34, Horikawa-cho Saiwai-ku, Kawasaki-sh, Kanagawa 85, 〒2128585, JP)
International Classes:
F04C29/00; H02K3/18
Foreign References:
JPH03213693A1991-09-19
JPH0690537A1994-03-29
JPH0588168U1993-11-26
JP2009299649A2009-12-24
JPH081194U1996-07-30
JPH1182349A1999-03-26
Attorney, Agent or Firm:
S & S INTERNATIONAL PPC (SUZUYE & SUZUYE BLDG, 1-12-9 Toranomon, Minato-k, Tokyo 01, 〒1050001, JP)
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