ELECTROMAGNETIC LOAD DRIVING GEAR

PROBLEM TO BE SOLVED: To provide an electromagnetic load driving gear which can suppress heat generation of an energy accumulating element. SOLUTION: Transistors T12, T22 are turned on, energy accumulated in capacitors (energy accumulating element) C10, C20 is supplied to solenoids 101a to 104a. Aft...

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Bibliographic Details
Main Authors KIMURA AZUMA, MAEDA SHINICHI
Format Patent
LanguageEnglish
Published 16.01.2001
Edition7
Subjects
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Summary:PROBLEM TO BE SOLVED: To provide an electromagnetic load driving gear which can suppress heat generation of an energy accumulating element. SOLUTION: Transistors T12, T22 are turned on, energy accumulated in capacitors (energy accumulating element) C10, C20 is supplied to solenoids 101a to 104a. After supplying energy of the capacitors C10, C20, the transistors T12, T22 are turned off also on/off controlled, the solenoids 101a to 104a are driven by a fixed current. Counter electromotive force energy generated at current carrying interruption time of the solenoids 101a to 104a is collected and accumulated in the capacitors C10, C20. By on/off operating a transistor T00 by an oscillating circuit 110, energy is accumulated in the capacitors C10, C20. These capacitors C10, C20, connected in series to a battery, accumulate energy with battery voltage serving as the reference.
Bibliography:Application Number: JP19990183489