Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB3187228A
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Individual
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Individual
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Priority to GB3187228ApriorityCriticalpatent/GB321062A/en
Publication of GB321062ApublicationCriticalpatent/GB321062A/en
321,062. Friedman, J. M. Nov. 1, 1928. Forging-dies. - Perforated blanks are produced in a forging-machine by severing a portion from a bar S by a movable gripping-die 2 coacting with a cutter 3 carried by the fixed die 1. The cutoff blank is clamped against the fixed die and perforated by a punch 5 that may be carried in the header slide. Shear blades.-The cutter 3 is apertured at 6 to serve as a die.
GB3187228A1928-11-011928-11-01Method of and means for making apertured blanks
ExpiredGB321062A
(en)