Control device for metering pump

Details Control device for metering pump Control device for metering pump

1985-03-21

1986-07-08

Croyle, Carlton R.

Pumps

Motor driven

Electric or magnetic motor

417417, 361174, 361175, F04B 1704, H01H 4724

Patent

active

045990522

ABSTRACT:
An electromagnetically operated fuel feed pump has an electronic control which comprises a phototransistor circuit with a delay element and a threshold switch. With this control a wear-free operation of the control is possible in a space-saving arrangement.

REFERENCES:
patent: 1631021 (1927-05-01), Dowling
patent: 3056332 (1962-10-01), Beregowitz
patent: 4015912 (1977-04-01), Kofink
patent: 4122378 (1978-10-01), Brown

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