Armature windings and dynamo-electric machine using the same

Electrical generator or motor structure – Dynamoelectric – Rotary

Reexamination Certificate

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Details

C310S195000, C310S208000, C310S064000

Reexamination Certificate

active

07368842

ABSTRACT:
An armature winding includes a plurality of strand groups each having strands transposed and bound in at least two rows and multiple tiers, and a main insulator for covering the strand group. The strands belonging to a strand group on one side of a central strand group has a cross-sectional area smaller than that of the control strand group, and the strands belonging to the strand group on the other side of the central strand group has a cross-sectional area larger than that of the central strand group.

REFERENCES:
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patent: 2821641 (1958-01-01), Ringland et al.
patent: 3010038 (1961-11-01), Manni
patent: RE27489 (1972-09-01), Brenner
patent: 3825783 (1974-07-01), Duffert
patent: 3860744 (1975-01-01), Schuler
patent: 3950665 (1976-04-01), Schneider et al.
patent: 3978359 (1976-08-01), Kultzow et al.
patent: 4128779 (1978-12-01), Salon
patent: 4308476 (1981-12-01), Schuler
patent: 6453545 (2002-09-01), Hatley et al.
patent: 6498415 (2002-12-01), Emery
patent: 47-12513 (1972-06-01), None
patent: 7-23540 (1995-01-01), None
patent: 1690086 (1991-11-01), None

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