Electricity: electrical systems and devices – Control circuits for electromagnetic devices – For relays or solenoids
Patent
1996-04-24
1997-12-30
Gaffin, Jeffrey A.
Electricity: electrical systems and devices
Control circuits for electromagnetic devices
For relays or solenoids
361160, H01H 4728
Patent
active
057037507
ABSTRACT:
A proportional solenoid valve control system limits the current flowing in a solenoid valve if the command current is higher than a fixed value which can be set by a user. A current command limiting circuit limits the current command by providing a fixed value as an output when a current command exceeds the predetermined level.
REFERENCES:
patent: 5287243 (1994-02-01), Hu
patent: 5541806 (1996-07-01), Hoffman
Chun Hee
Kim Yong-ho
Lee Young-sik
Gaffin Jeffrey A.
Medley Sally C.
Samsung Electronics Co,. Ltd.
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