Electrical generator or motor structure – Dynamoelectric – Rotary
Patent
1979-11-16
1982-04-27
Budd, Mark O.
Electrical generator or motor structure
Dynamoelectric
Rotary
310198, 310203, 310 40MM, H02K 122
Patent
active
043273041
ABSTRACT:
A coreless rotary electric appliance comprising a rotary coil of a cup-shaped coil body open at an end face thereof which is composed of inclined coil wire portions wound with a determined angle along the cylindrical periphery of said coil body and of end connecting wire portions arranged on one end face of said coil body to connect said coil wire portions in succession whereby said coil body being formed by a continuous wire composed of said coil wire portions connected in succession by said end connecting portions, whereby said coil body being featured by an asymmetrical structure that two coil wire portions connected to both ends of each end connecting wire portion and wound along the cylindrical periphery of said coil body are provided with different inclination angles with respect to the generatrix of said cylindrical surface of the coil body.
REFERENCES:
patent: 3871070 (1975-03-01), Kazansky
patent: 4123679 (1978-10-01), Miyasaka
patent: 4219753 (1980-08-01), Heyraud
Budd Mark O.
Canon Kabushiki Kaisha
Canon Seiki Kabushiki Kaisha
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