Rotor for printed-wiring motor

Details Rotor for printed-wiring motor Rotor for printed-wiring motor

1989-06-09

1990-08-14

Beha, Jr., William H.

Electrical generator or motor structure

Dynamoelectric

Rotary

29846, 310 45, 310DIG6, 428 64, 428413, H02K 347, H05K 338, B32B 306

Patent

active

049490028

ABSTRACT:
A rotor for printed-wiring motors includes a flat disk-like non-iron armature mounted on a hub secured to a rotating shaft, the armature being composed of at least two sheet coil assemblies bonded together under heat and pressure with a first thin insulating disc disposed therebetween. Each of the sheet coil assemblies is composed of a pair of sheet coils bonded together under heat and pressure with a second thin insulating disc disposed therebetween. Both the first and second insulating disc are formed of a web of aramid fiber coated with an insulating bonded adhesive.

REFERENCES:
patent: 3450918 (1969-06-01), Burr
patent: 4698267 (1987-10-01), Tokarsky
patent: 4751146 (1988-06-01), Maeda et al.
patent: 4804574 (1989-02-01), Osawa et al.
patent: 4814945 (1989-03-01), Leibowitz

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