Speed control for pump of filling machines

Electricity: motive power systems – Motor-reversing – Field circuit control

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Details

318164, 318348, 318466, 141392, 222 63, 417415, H02P 736

Patent

active

039597032

ABSTRACT:
A pump speed control for filling machines in which the rotational speed of the pump is varied between its intake stroke and the discharge stroke by selectively controlling the speed of the driving motor as a function of the rotational position of the output shaft of the driving motor.

REFERENCES:
patent: 2537603 (1951-01-01), Prangley
patent: 3215919 (1965-11-01), Holzer
patent: 3288933 (1966-11-01), Beeston
patent: 3351836 (1967-11-01), Kearns
patent: 3566238 (1971-02-01), Akiyama
patent: 3881144 (1975-04-01), Kikuchi

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