Metal deforming – By pulling workpiece through closed periphery die – Utilizing plural metal-deforming tools
Reexamination Certificate
2006-07-11
2006-07-11
Crane, Daniel C. (Department: 3725)
Metal deforming
By pulling workpiece through closed periphery die
Utilizing plural metal-deforming tools
C072S286000, C072S287000
Reexamination Certificate
active
07073363
ABSTRACT:
In order to increase safety with regard to methods for processing drawn materials, the invention proposes a method for processing drawn materials, especially rod- and tube-shaped metal drawn materials in which the drawn material is drawn through drawing dies using a multi-stage drawing unit and the drawn material is supplied continuously to a final production stage after leaving the multi-stage drawing unit.
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Collard & Roe P.C.
Crane Daniel C.
Schumag AG
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