Metal deforming – By use of closed-die and coacting work-forcer – With stripping or ejecting from tool
Reexamination Certificate
2011-08-30
2011-08-30
Sullivan, Debra M (Department: 3725)
Metal deforming
By use of closed-die and coacting work-forcer
With stripping or ejecting from tool
C072S427000, C470S152000
Reexamination Certificate
active
08006532
ABSTRACT:
A workpiece supporting device for a multiple-die horizontal forging press comprises a transfer pliers arranged at each recess of a die and having a movable stem operating as a workpiece ejecting means, the stem being coupled, at one end portion thereof, facing a driving mechanism, through a coupling bracket, to a driving rod, one end of which, arranged at a recess of the die respectively of the transfer pliers, houses a workpiece restraining device, formed by a rocker mechanism, which can swing about a cross pivot pin and against a spring means affecting an arm of the rocker mechanism.
REFERENCES:
patent: 3122179 (1964-02-01), Zimmerman et al.
patent: 4966028 (1990-10-01), Sakamura et al.
Kirschstein, et al
Sacma Limbiate S.p.A.
Sullivan Debra M
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