Permanent magnet type generator

Details Permanent magnet type generator Permanent magnet type generator

2007-09-11

2007-09-11

Nguyen, Tran (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S074000, C310S156210, C310S156280, C310S216006, C310S254100

Reexamination Certificate

active

11234210

ABSTRACT:
A permanent magnet type generator includes a rotor having 4n(n is a positive integer) permanent magnet poles disposed in a circumferential direction of the rotor to have circumferential gap between adjoining poles and a stator that has 3nteeth and coils wound around the teeth. The stator core includes a pair of core end plates and a laminate core disposed between the core end plates. Each core end plate has a circumferential width that relates to the gap distance at portions opposite the permanent magnet poles.

REFERENCES:
patent: 3663850 (1972-05-01), Phelon
patent: 5170083 (1992-12-01), Burgbacher
patent: 6573629 (2003-06-01), Morimatsu
patent: 2001/0006292 (2001-07-01), Inaba et al.
patent: 2004/0140725 (2004-07-01), Takahashi
patent: A 2003-348784 (2003-05-01), None
patent: A 2004-88955 (2004-03-01), None
patent: 2006136080 (2006-05-01), None
U.S. Appl. No. 10/983,028, filed Nov. 8, 2004, Takeuchi.

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