Compressor motor and compressor

Electrical generator or motor structure – Dynamoelectric – Rotary

Reexamination Certificate

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C310S156530

Reexamination Certificate

active

08004139

ABSTRACT:
A compressor motor includes a rotor and a stator disposed radially outside of the rotor. The rotor includes a rotor core, and a plurality of magnets circumferentially arranged on the rotor core at center angles of equal intervals. The rotor core has an axial length L and a radial length D. Each of the magnets has a thickness t. L/D <0.7, and t>(1×K×N)/(L1.5×D×P), where P is the number of poles, K is 100000, and N is a factor that depends on a compressor output.

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patent: 6147428 (2000-11-01), Takezawa et al.
patent: 6582207 (2003-06-01), Matsumoto et al.
patent: 6987341 (2006-01-01), Chang et al.
patent: 1 850 452 (2007-10-01), None
patent: 09-191588 (1997-07-01), None
patent: 11-341719 (1999-12-01), None
patent: 2004-301038 (2004-10-01), None
patent: 2005-229798 (2005-08-01), None
patent: 2006-254681 (2006-09-01), None

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