Metal treatment – Compositions – Heat treating
Patent
1976-03-02
1978-09-12
Kendall, Ralph S.
Metal treatment
Compositions
Heat treating
148 615R, 29598, 310 45, C23F 710
Patent
active
041135180
ABSTRACT:
A method of making a rotor includes mounting a laminated rotor core on a plain steel shaft, treating the assembled rotor in its entirety with surface oil retention solution, including wicking the solution between laminations of the laminated rotor core, and thereafter coating the exposed surfaces of the treated assembled rotor with oil. The resulting rotor is unitarily treated and coated with oil.
REFERENCES:
patent: 2590927 (1952-04-01), Brandt et al.
patent: 3114661 (1963-12-01), Palm
patent: 3297493 (1967-01-01), Blum et al.
patent: 3373485 (1968-03-01), Nelsen
patent: 3990141 (1976-11-01), Stark
Emerson Electric Co.
Kendall Ralph S.
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