Metal deforming – By use of roller or roller-like tool-element – With tool inside hollow work
Patent
1977-03-21
1978-05-23
Mehr, Milton S.
Metal deforming
By use of roller or roller-like tool-element
With tool inside hollow work
72214, 72700, B21B 1906
Patent
active
040903869
ABSTRACT:
A method for producing zircaloy tubes from hollows or workpieces which are in the form of tubes having greater wall thickness than the finished tubes. The method is carried out upon a mill of the general type known as a McKay rocker which has a stationary tapered mandrel, but the mandrel is cylindrical and is moved with the workpiece.
REFERENCES:
patent: 1980186 (1934-11-01), Coe
patent: 3487675 (1970-01-01), Edstrom et al.
patent: 3650138 (1972-03-01), Persico
Matinlassi Ulf A.
Naylor Tom D.
Mehr Milton S.
Razzano Pasquale A.
Sandvik Special Metals Corporation
Stults Harold L.
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