Portable sharpener

Details Portable sharpener Portable sharpener

1992-09-25

1995-01-17

Rachuba, M.

Abrading

Rigid tool

451557, 451545, B21F 1700

Patent

active

053816293

ABSTRACT:
A portable sharpener for blades having a main portion with at least one cutting edge and at least one end portion having at least one straight or slightly curved cutting edge, the sharpener comprising a housing for a selectively positionable abrasive file having at least one abrasive surface; a first guide to guide the blade against the abrasive surface; a housing for recovering the blade filing; and a removable crutch mounted on the body and provided with a second abrasive file and with a second guide for the blade, the crutch allowing the end portions of the blade to be sharpened.

REFERENCES:
patent: 2042916 (1936-06-01), Viozzi
patent: 2054495 (1936-09-01), Corkum
patent: 2092831 (1937-09-01), Cannon
patent: 2118617 (1938-05-01), Nicolet
patent: 2428473 (1947-10-01), Slocum
patent: 2542281 (1951-02-01), Lefteruk
patent: 2999402 (1961-09-01), Bratton
patent: 3157973 (1964-11-01), Chattillion
patent: 3585880 (1971-06-01), Kabriel
patent: 3841030 (1974-10-01), Laszlo
patent: 3921341 (1975-11-01), Thompson
patent: 4617765 (1986-10-01), Weiler
patent: 4756125 (1988-07-01), Kadnar
patent: 4815240 (1989-03-01), Larson
patent: 4908994 (1990-03-01), Fraser
patent: 5189845 (1993-03-01), Courchesne
patent: 5195277 (1993-03-01), Courchesne

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