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Circuit arrangement for contactless switchover of operation para

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Patent

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Circuit arrangement for power control

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Patent

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Circuit for generating a sinusoidal synchronization voltage for

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Circuitry and method for controlling power to fastener machine s

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Constant power supply unit of electric heating apparatus

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Control circuit for heat fixing device for use in an image formi

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Control circuit for holding constant the operating voltage of an

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Current inrush limiting apparatus

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Electric a.c power switch controller and d.c. power supply metho

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Electrical balancing control for three-phase loads

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Electrical power regulating apparatus and method

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Electronic control for series circuits

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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High efficiency, low voltage adapter apparatus and method

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Input voltage compensated, microprocessor controlled, power regu

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
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Input waveform follow-up AC power source system

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Patent

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Linear motor control with triac and phase locked loop

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Reexamination Certificate

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Method and circuit to improve output voltage regulation and nois

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Patent

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Method of controlling an operation of a switch power converter

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Reexamination Certificate

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Phase control device which compensates for input variations

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Patent

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Phase control switch with reduced heat dissipating RFI inductor

Electricity: power supply or regulation systems – Input level responsive – Phase controlled switching using electronic tube or a three...
Reexamination Certificate

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