Metal deforming – By use of roller or roller-like tool-element – Comprising tool movable relative to stationary work-portion...
Patent
1984-05-14
1986-02-25
Crane, Daniel C.
Metal deforming
By use of roller or roller-like tool-element
Comprising tool movable relative to stationary work-portion...
72219, 72387, B21D 702
Patent
active
045719748
ABSTRACT:
A wire or strip bending machine has bending tools (1,2), each of which can act as an active tool or mandrel, mounted on an arm (3) which is slidable in a slot (11) in a rotatable disc (10). The disc is rotatable via gearing (13,14) to rotate one of the tools about the other, to bend material between the tools.
REFERENCES:
patent: 3299681 (1967-01-01), Hautau
patent: 3680347 (1972-08-01), Schenck et al.
patent: 3742749 (1973-07-01), Bondarenko et al.
Pollhammer Edgar
Ritter Gerhard
Ritter Klaus
Crane Daniel C.
EVG Entwicklungs- u. Verwertungs-Gesellschaft mbH
Jones David B.
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