Motor vehicles – With means responsive to speed of vehicle for maintaining... – Including fluid pressure actuated servomechanism
Patent
1987-12-24
1990-03-06
Marmor, Charles A.
Motor vehicles
With means responsive to speed of vehicle for maintaining...
Including fluid pressure actuated servomechanism
180179, 180173, 180272, 123352, B60K 3108, B60K 3104, B60K 3116
Patent
active
049057855
ABSTRACT:
An intermediate governor system is provided that restricts fuel supply in response to road speed. The system is programmable by the owner to an intermediate road speed that the truck cannot exceed in lower gears and a top road speed that can be achieved in the highest gear. The road speed is sensed and compared to a threshold value in the intermediate governor system. When the road speed exceeds the threshold value, the fuel delivered to the engine is restricted by the intermediate governor in order to prevent the engine from exceeding a predetermined engine speed. As the truck driver shifts the gears upward higher road speeds are attained at the same engine speed, the highest gear permitting the highest road speed.
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Kieffer Daniel R.
Ziebell Gary G.
Finlay Tamara L.
Marmor Charles A.
Paccar Inc
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