Cutting – Processes – Plural cutting steps
Reexamination Certificate
2006-08-08
2006-08-08
Shoap, Allan N. (Department: 3724)
Cutting
Processes
Plural cutting steps
C083S032000, C083S550000, C083S551000
Reexamination Certificate
active
07086317
ABSTRACT:
For manufacturing a straight strip lamination, a die is provided having at least a main slot punch and a part feature punch. The strip is fed into the die station with a constant slot step distance progression with the slot punch activated to create a plurality of slots. When a part feature is to be punched, the slot punch is deactivated, the part feature punch is activated, and the strip is fed with a new step distance, which is different than the slot distance.
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Blake Carolyn T.
Schiff & Hardin LLP
Shoap Allan N.
Tempel Steel Company
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