Vacuum roll mill stand

Details Vacuum roll mill stand Vacuum roll mill stand

1979-02-23

1981-04-28

Combs, Ervin M.

Metal deforming

With exposure of work to gas, vapor, mist, or modified...

72238, B21B 900, B21B 3108

Patent

active

042637961

ABSTRACT:
A vacuum roll mill stand comprises a housing closed at opposite sides with covers and having its interior brought in communication with a vacuum pumping means to thereby form a chamber adapted to accommodate chocks carrying workrolls geared through the intermediary of spindles to a drive. The chocks together with the workrolls are secured on one of the housing covers thereby forming a frame, the housing being annular in shape and arranged so as to have its geometrical axis coincident with the axis of rolling; the housing also being fitted with through openings adapted to receive the spindles together with vacuum seals.

REFERENCES:
patent: 2120539 (1938-06-01), Barth
patent: 2150248 (1939-03-01), Rosenbaum
patent: 2901932 (1959-09-01), Erdelyi
patent: 3257835 (1966-06-01), Cofer et al.

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