SPRING-LOADED DRIVE FOR A HIGH-VOLTAGE POWER SWITCH AND METHOD FOR OPERATING THE SPRING-LOADED DRIVE
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Accused Products
Abstract
A spring-loaded drive for a high-voltage power switch contains at least one spring and at least one tensioning motor for the at least one spring. The spring-loaded drive contains at least one rectifier circuit, which is formed by a plurality of diodes where precisely one diode is connected in series to the tensioning motor.
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Citations
25 Claims
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1-10. -10. (canceled)
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11. A spring-loaded drive for a high-voltage power switch, the spring-loaded drive comprising:
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at least one spring; at least one tensioning motor for said at least one spring; and at least one rectifier circuit having precisely one diode connected in series with said tensioning motor. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A method for operating a spring-loaded drive, which comprises the steps of:
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tensioning at least one spring by at least one tensioning motor for driving a high-voltage power switch; and supplying the at least one tensioning motor with a voltage by means of a circuit having precisely one diode in series with the tensioning motor with a forward direction which has an effect that, in a case of AC voltage, a half-wave of the voltage is supplied to the tensioning motor for driving the tensioning motor and a current flow across the tensioning motor is blocked in a region of an other half-wave. - View Dependent Claims (24, 25)
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Specification