Metal deforming – By use of closed-die and coacting work-forcer – With stripping or ejecting from tool
Reexamination Certificate
2007-07-17
2007-07-17
Larson, Lowell A. (Department: 3725)
Metal deforming
By use of closed-die and coacting work-forcer
With stripping or ejecting from tool
C072S345000
Reexamination Certificate
active
10565502
ABSTRACT:
A stripping assembly for removal of a can body from a punch in a can bodymaker in which an actuator lifts stripper fingers clear of the can carried on the punch in the forward stroke to avoid damage to the can or can coating. On the return stroke, the actuator piston is disabled so that the fingers close around the punch for stripping the can from the punch.
REFERENCES:
patent: 4121447 (1978-10-01), Sniady
patent: 4606215 (1986-08-01), McMillin
patent: 5115662 (1992-05-01), Relich et al.
patent: 2 181 685 (1987-04-01), None
patent: 2003103312 (2003-04-01), None
Crown Packaging Technology Inc.
Diller Ramik & Wight
Larson Lowell A.
Wolfe Debra
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