Method for the manufacture of washers and the like

Cutting – Processes – Plural cutting steps

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Details

10 86B, 83 49, 83 52, 83255, 83405, 83406, 83917, B21D 2800, B21D 5300

Patent

active

043443427

ABSTRACT:
A method of producing washers and the like from a strip of sheet material having at least one straight edge, in which scrap generation is minimized.

REFERENCES:
patent: 834372 (1906-10-01), Dunham
patent: 1879555 (1932-09-01), Simmons
patent: 2052063 (1936-08-01), Wenn
patent: 3202033 (1965-08-01), Weidner
patent: 3362449 (1968-01-01), Barwick et al.
patent: 3654830 (1972-04-01), Werner
patent: 3748674 (1973-07-01), Powell et al.
patent: 4114218 (1978-09-01), Pendell

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