Process for manufacturing hollow-cylindrical rotors

Details Process for manufacturing hollow-cylindrical rotors Process for manufacturing hollow-cylindrical rotors

1975-01-24

1976-06-29

Stallard, W.

Metal treatment

Compositions

Heat treating

148 124, C21D 908, C21D 950

Patent

active

039665070

ABSTRACT:
This invention relates to a process for manufacturing an axially symmetrical rotor adapted to rotate about the vertical axis thereof and having a length greater than the diameter thereof which comprises rolling a thin, high-strength steel sheet to form a cylinder having a longitudinally-extending joint,

REFERENCES:
patent: 3486219 (1969-12-01), Davies et al.
patent: 3533157 (1970-10-01), Ito et al.
patent: 3539760 (1970-11-01), Rudd
patent: 3729124 (1973-04-01), Kedzior et al.
patent: 3751623 (1973-08-01), Doublet

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