Pumps – Condition responsive control of pump drive motor – By controlling internal combustion drive engine
Patent
1984-05-14
1985-08-13
Look, Edward K.
Pumps
Condition responsive control of pump drive motor
By controlling internal combustion drive engine
60431, 60445, 417218, 417222, F04B 4900
Patent
active
045347077
ABSTRACT:
An apparatus for regulating the speed of internal combustion engine of a hydrostatic system. A fuel control means acts to control the quantity of fuel delivered to the engine responsive to the immediate hydraulic flow demanded by operation of the hydrostatic system. The speed of the engine is set to one of a plurality of discrete levels in response to the required flow being within one of a corresponding plurality of preselected ranges.
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patent: 4074955 (1978-02-01), Nonnemacher et al.
patent: 4103489 (1978-08-01), Fletcher et al.
patent: 4248194 (1981-02-01), Drutchas et al.
patent: 4395199 (1983-07-01), Izumi et al.
patent: 4459806 (1984-07-01), Falk
Caterpillar Tractor Co.
Look Edward K.
Morgan Terry D.
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