Rotary cutting blade having replaceable cutting edge

Details Rotary cutting blade having replaceable cutting edge Rotary cutting blade having replaceable cutting edge

1987-05-07

1988-06-14

Hirsch, Paul J.

Harvesters

Cutting

Cutter members

A01D 3473, A01D 3452

Patent

active

047503203

ABSTRACT:
A rotary lawn mower blade includes removable cutting tips snapably mounted on a blade base member. The blade can be provided with a new cutting edge by replacing the worn cutting tips with new tips without the need for removing the entire blade from the lawn mower drive spindle.

REFERENCES:
patent: 2924059 (1960-02-01), Beeston Jr.
patent: 3097468 (1963-07-01), Johnson
patent: 3327460 (1967-06-01), Blackstone
patent: 3395521 (1968-08-01), Crockett et al.
patent: 3447291 (1969-06-01), Guetterman
patent: 3563015 (1971-02-01), Renfroe
patent: 3665692 (1972-05-01), Hughes
patent: 4445315 (1984-05-01), Roszkowski
patent: 4651510 (1987-03-01), Malutich

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