Rotor having improved arm structure to reduce tensile stresses

Details Rotor having improved arm structure to reduce tensile stresses Rotor having improved arm structure to reduce tensile stresses

1976-09-22

1978-12-05

Budd, Mark O.

Electrical generator or motor structure

Dynamoelectric

Rotary

310269, H02K 122

Patent

active

041287800

ABSTRACT:
A rotor for use with rotary electric machinery, which includes a rotary shaft, a rotor core disposed around the rotary shaft and consisting of a plurality of silicon steel plates laminated to a predetermined thickness in the axial direction of the rotary shaft, a plurality of mounts secured to the rotor core by means of dove-tail joints as well as by welding and disposed on the inner circumferential surface of the rotor core plurality sets of arms, each set consisting of at least two arms whose one ends are connected to the mounts by welding, and whose other ends are connected to the rotary shaft by welding, said arms being inclined or curved to the radial direction in cross section perpendicular to the axial direction of the rotary shaft.

REFERENCES:
patent: 3046426 (1962-07-01), Gynt

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