Mower with automatic power cut-off

Harvesters – Motorized harvester – With condition-responsive operation

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Details

56 119, 56 7, A01D 3460

Patent

active

057066388

ABSTRACT:
A mower including a housing having a cutting apparatus such as a flail mower rotatably mounted therein. The mower includes a detector which determines during mower raising when the housing is positioned at least a predetermined distance above the ground surface directly below the housing. After passage of a time period during which the detector continuously detects that the housing is positioned at least the predetermined distance from the ground, a signal is sent to an actuator mechanism which interrupts the delivery of power to the motor rotating the cutting apparatus such that the flail mower comes to a stop. In one embodiment, a locking mechanism can be provided which prevents power from being reintroduced to the mower motor after the mower is lowered until the operator purposefully disengages the locking mechanism.

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patent: 4206580 (1980-06-01), Truax et al.
patent: 4570425 (1986-02-01), Carr
patent: 5123234 (1992-06-01), Harada et al.
patent: 5299857 (1994-04-01), Zanetis
patent: 5435117 (1995-07-01), Eggena
patent: 5497604 (1996-03-01), Lonn

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