Control system for valveless metering pump

Details Control system for valveless metering pump Control system for valveless metering pump

1991-06-28

1992-06-09

Smith, Leonard E.

Pumps

Condition responsive control of pump drive motor

Single motor control element responsive to means sensing...

417 12, F04B 4900

Patent

active

051201992

ABSTRACT:
A control system for the working piston of a valveless metering pump for the precision delivery of fluids to a plurality of sequentially spaced output ports is adapted to control and alter the speed of rotation of the pump piston depending on predetermined angles of rotation of the piston as it cycles.

REFERENCES:
patent: 4904163 (1990-02-01), Tachi et al.
patent: 4919595 (1990-04-01), Likuski et al.

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