Index cover for knock-out punch

Details Index cover for knock-out punch Index cover for knock-out punch

1976-05-24

1978-02-21

Jones, Jr., James L.

Cutlery

Perforating or indenting implements

With portion positioned in work aperture

33191, B26F 100

Patent

active

040744329

ABSTRACT:
An index cover for a knock-out punch includes a cylindrical body adapted to snugly fit over a die of a knock-out punch. The cover includes at least a pair of indexing projections extending outwardly from the periphery of the body spaced at approximately 90.degree. intervals to permit accurate centering and locating of the die. The cover may be injection molded of a thermoplastic material and brightly colored to facilitate its use.

REFERENCES:
patent: 2526528 (1950-10-01), Zickler et al.
patent: 2540861 (1951-02-01), Buchalter
patent: 2936657 (1960-05-01), Berlin et al.
"American Machinist," Jan. 13, 1958, vol. No. 102, Issue No. 1, p. 126.

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