Lawn mower and controls therefor

Details Lawn mower and controls therefor Lawn mower and controls therefor

1980-06-09

1982-01-12

Hafer, Robert A.

Harvesters

Motorized harvester

With randomly-operative control of motor

192 094, 192 082, 56 113, A01D 7528

Patent

active

043098622

ABSTRACT:
A lawn mower having a housing mounted on wheels, an engine, a centrifugal clutch connected to the engine drive shaft, a cutting blade connected to the clutch, a brake connected to stop the cutting blade's rotation, a brake actuating arm connected to the brake, a spring biasing the brake arm to the set or braking position, a U-shaped handle connected to the housing and extending upward and rearward with a cross portion at its outer end, a throttle actuating arm on the engine, a control plate secured to the side of the handle, a spring biasing the throttle actuating arm toward idle and shut-off position, a throttle control line connected to a throttle actuating arm extending through a sheath to a throttle control lever on the control plate, a brake control line connected to the brake actuating arm, extending through a sheath and connecting to a brake control lever, the brake control lever and the throttle control levers being interconnected so that the brake control lever retains the throttle control lever in running position while the brake control lever is held in operating position but the throttle control lever is released to idle position when the brake control lever is released.

REFERENCES:
patent: 4044533 (1977-08-01), Wick
patent: 4158944 (1979-06-01), Rabinow
patent: 4209964 (1980-07-01), Fuelling et al.
patent: 4221108 (1980-09-01), Owens

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