Portable washer cutters

Details Portable washer cutters Portable washer cutters

1987-08-05

1988-09-27

Weidenfeld, Gil

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Having tool-opposing, work-engaging surface

30310, 83456, 83464, 83490, 835082, B26D 300

Patent

active

047737980

ABSTRACT:
The portable washer cutter of this invention comprises a pair of enclosures adapted to be interconnected and operative to rotate to progressively close the two enclosures together. A cutting knife edge secured in one enclosure progressively engages with each rotation a flat washer blank supported in the other enclosure to produce a desired central cut-out from the washer blank.

REFERENCES:
patent: 4060893 (1977-12-01), Matsuura
patent: 4173913 (1979-11-01), Nicholson
patent: 4548118 (1985-10-01), Brosch
patent: 4581824 (1986-04-01), Wilkins et al.

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