Rotary electric machine

Details Rotary electric machine Rotary electric machine

2005-12-08

2009-06-02

Le, Dang D (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S071000

Reexamination Certificate

active

07541703

ABSTRACT:
In a rotary electric machine having a rotary electric machine part and a switching circuit part for performing current control of this rotary electric machine part and a heat-dissipating device for cooling multiple switching devices constituting this switching circuit part, the cooling effect on the switching devices is improved. The rotary electric machine has a switching circuit part for performing current control of a rotary electric machine part and a heat-dissipating device for cooling multiple switching devices constituting this switching circuit part, and the heat-dissipating device is made up of multiple heat sinks arrayed in the circumferential direction of the rotary shaft of the rotary electric machine part so as to surround the rotary shaft and having the multiple switching devices distributed among and mounted upon them.

REFERENCES:
patent: 4321664 (1982-03-01), Matthai
patent: 6867517 (2005-03-01), Kumagai
patent: 7075201 (2006-07-01), Takahashi et al.
patent: 2004/0183385 (2004-09-01), Takahashi et al.
patent: 2004-135447 (2004-04-01), None
patent: 2004-197714 (2004-07-01), None
patent: 2004-282905 (2004-10-01), None
patent: 2004-343825 (2004-12-01), None

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