Metal deforming – By use of tool acting during relative rotation between tool... – During rotation of work
Patent
1974-11-19
1976-06-15
Mehr, Milton S.
Metal deforming
By use of tool acting during relative rotation between tool...
During rotation of work
B21D 2214
Patent
active
039628965
ABSTRACT:
Spinning method for producing V-belt pulleys comprising the steps of preforming the grooves, decreasing the width of the grooves by compression and finally shaping the grooves. The spinning lathe comprises an eccentrically mounted and axially movable inner roller forming a back up roller for the shaping roller.
REFERENCES:
patent: 2062415 (1936-12-01), Harrison
patent: 2685856 (1954-08-01), Wickwire et al.
patent: 3161222 (1964-12-01), Hendricks
patent: 3654790 (1972-04-01), Zatko
patent: 3852863 (1974-12-01), Killian
Leifeld & Co.
Mehr Milton S.
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