Harvesters – Cutting – Cutter members
Patent
1976-11-05
1978-09-19
Eskovitz, Jay N.
Harvesters
Cutting
Cutter members
A01D 5518
Patent
active
041143540
ABSTRACT:
Disclosed herein is a lawn mower comprising a blade housing, a member adapted for rotation within the blade housing and having a peripheral edge, a blade movably secured to the member for movement between a retracted position wherein the blade is positioned inwardly of the peripheral edge, and an extended position wherein the blade extends outwardly beyond the peripheral edge, and a spring for biasing the blade to the retracted position in the absence of rotation of the member above a predetermined speed.
REFERENCES:
patent: 3738092 (1973-06-01), Spear
patent: 3998034 (1976-12-01), Rubin
Eskovitz Jay N.
Outboard Marine Corporation
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