End of stroke detection for electromagnetic pump

Details End of stroke detection for electromagnetic pump End of stroke detection for electromagnetic pump

2011-08-30

2011-08-30

Freay, Charles (Department: 3746)

Pumps

Condition responsive control of pump drive motor

By control of electric or magnetic drive motor

C417S044100, C417S053000, C604S152000

Reexamination Certificate

active

08007247

ABSTRACT:
Detection of end of stroke for an electromagnetic pump is performed using, for example, a calculated first flux derivative.

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