Fluid handling – Self-proportioning or correlating systems – Self-controlled branched flow systems
Patent
1990-10-18
1992-10-13
Nilson, Robert G.
Fluid handling
Self-proportioning or correlating systems
Self-controlled branched flow systems
1376275, B60T 1502
Patent
active
051542030
ABSTRACT:
A proportional modulator includes valve elements actuated by a proportional solenoid that controls communications between an inlet port, an outlet port, and an exhaust port. The pressure level at the outlet port is controlled to vary directly with the current applied to the coil of the solenoid controlling the valve elements.
REFERENCES:
patent: 2985490 (1961-05-01), Gates
patent: 4077674 (1978-03-01), Doto
patent: 4079753 (1978-03-01), Popp
patent: 4565209 (1986-01-01), Ruchser et al.
Krause Jeffrey J.
Squires Ronald E.
Wozniak Paul W.
Allied-Signal Inc.
Antonis William N.
Decker Ken C.
Nilson Robert G.
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