Harvesters – Motorized harvester – With selective control of drive means
Patent
1979-08-22
1988-08-16
Hirsch, Paul J.
Harvesters
Motorized harvester
With selective control of drive means
192 17R, A01D 6910, F16D 6900
Patent
active
RE0327301
ABSTRACT:
Disclosed herein is a lawn mower comprising a blade housing supported for travel over the ground, a drive shaft mounted for rotation by the blade housing and including thereon a clutch drum, an engine drivingly connected to the drive shaft for rotation thereof, a cutter blade located in the blade housing and mounted for rotation coaxially with and relative to the drive shaft, a clutch shoe connected to the cutter blade for common rotation therewith and for movement relative to a position of engagement with the clutch drum, a spring urging the clutch shoe into the position of engagement, a brake surface fixed to the clutch shoe, and a brake member movable between a first position wherein the brake member is spaced from the brake surface, and a second position wherein the brake member engages the brake surface to brake rotation of the cutter blade and to displace the clutch shoe from the position of engagement against the action of the spring.
REFERENCES:
patent: 2167171 (1939-07-01), Dodge
patent: 2675103 (1954-04-01), Weber
patent: 2825434 (1953-04-01), Smitzer
patent: 2875858 (1959-03-01), Dunham
patent: 3026665 (1962-03-01), Hoff
patent: 3228177 (1966-01-01), Coates
patent: 3253391 (1966-05-01), Meldahl
patent: 3290871 (1966-12-01), Haas
patent: 3461994 (1969-08-01), Dallman et al.
Hirsch Paul J.
Outboard Marine Corporation
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