Reverse speed control for lawn mowers

Details Reverse speed control for lawn mowers Reverse speed control for lawn mowers

1995-10-19

1997-02-11

Marmor, Charles A.

Interrelated power delivery controls, including engine control

Transmission control

Engine controlled by transmission

477906, 56 102G, 56 105, B60K 4104

Patent

active

056015127

ABSTRACT:
A self-propelled lawn mower and control system for same which prevents the lawn mower from operating at high engine speed while in reverse, while still allowing a wide range of throttle speeds while in forward drive mode. Normally-open switches are closed to ground the primary ignition circuit when the lawn mower is in reverse and above a throttle speed threshold.

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patent: 3973379 (1976-08-01), Ecker et al.
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patent: 4689939 (1987-09-01), Seyerle
patent: 4704847 (1987-11-01), Greider et al.
patent: 4753062 (1988-06-01), Roelle
patent: 4967543 (1990-11-01), Scag et al.
patent: 4991382 (1991-02-01), Scag
patent: 5021955 (1991-06-01), Ito et al.
patent: 5161503 (1992-11-01), Yano et al.
patent: 5445575 (1995-08-01), Sundeen

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