Lightweight d.c. power supply

Claim 1

A POWER SUPPLY FOR CONVERTING RELATIVELY LOW VOLTAGE SOURCE A.C. INTO HIGH VOLTAGE, HIGH POWER D.C. COMPRISING: FIRST SEMICONDUCTOR RECTIFIER MEANS HAVING INPUT TERMINALS AND OUTPUT TERMINALS; SURGE SUPPRESSION MEANS CONNECTING SAID SOURCE A.C. DIRECTLY TO SAID INPUT TERMINALS; FILTER MEANS COMPRISING A PLURALITY OF CAPACITOR ELEMENTS SERIALLY CONNECTED ACROSS SAID OUTPUT TERMINALS TO PRODUCE A RELATIVELY LOW D.C. VOLTAGE; A PLURALITY OF SEMICONDUCTOR OSCILLATOR MEANS POWERED BY SAID LOW D.C. VOLTAGE CONNECTED TO SAID FILTER MEANS AND OSCILLATING AT A FREQUENCY SUBSTANTIALLY HIGHER THAN THAT OF SAID SOURCE A.C., EACH OF SAID OSCILLATORS BEING CONNECTED ACROSS A CORRESPONDING ONE OF SAID CAPACITOR ELEMENTS; A TRANSFORMER HAVING PRIMARY AND SECONDARY WINDING MEANS, THE OUTPUT OF SAID OSCILLATOR MEANS BEING DEVELOPED ACROSS SAID PRIMARY WINDING MEANS AND INDUCING IN SAID SECONDARY WINDING MEANS A HIGH-VOLTAGE A.C.; AND SECOND SEMICONDUCTOR RECTIFIER MEANS HAVING AN INPUT CONNECTED TO SAID SECONDARY WINDING AND HAVING A HIGH VOLTAGE, HIGH POWER D.C. OUTPUT.