All channel television tuner

Claim 1

AN ALL CHANNEL TELEVISION TUNER FOR THE UHF AND VHF BROADCAST BANDS, COMPRISING COMMON RF AMPLIFIER, OSCILLATOR AND MIXER STAGES MOUNTED TO A CHASSIS SUPPORT, SAID CHASSIS BEING AT CIRCUIT GROUND, GROUNDING MEANS ELECTRICALLY CONNECTING PORTIONS OF EACH OF SAID STAGES TO CHASSIS GROUND, EACH OF SAID STAGES INCLUDING AN ELECTRON CONTROL DEVICE AND A CONTINUOUSLY TUNED VARIABLE INDUCTANCE ELEMENT FOR SELECTIVE FREQUENCY TUNING OF ITS RESPECTIVE STAGE, EACH OF SAID TUNED VARIABLE INDUCTANCE ELEMENTS CONSISTING OF A SINGLE INSULATIVE WAFER HAVING OPPOSED FIRST AND SECOND PLANAR SURFACES, UHF AND VHF INDUCTANCE SECTIONS CONTIGUOUSLY MOUNTED ON SAID FIRST PLANAR SURFACE, ABOUT A CIRCULAR ARC, SAID UHF SECTION BEING A SINGLE CONTINUOUS TRANSMISSION LINE LIMITED IN ITS OPERATION TO THE UHF BAND AND FORMING A FIRST PORTION OF SAID CIRCULAR ARC BETWEEN FIRST AND SECOND ENDS THEREOF, SAID FIRST END OF SAID UHF TRANSMISSION LINE CIRCUIT CONNECTED TO A SELECTED TERMINAL OF ITS ASSOCIATED ELECTRON CONTROL DEVICE, AND SAID UHF TRANSMISSION LINE PRESENTING PROGRESSIVELY INCREASING INDUCTANCE TOWARDS ITS SECOND END, SAID VHF SECTION INCLUDING A SERIES OF DISCRETE TERMINAL CONNECTORS ADJACENTLY ARRANGED ABOUT THE REMAINING SECOND PORTION OF SAID CIRCULAR ARC, A FIRST OF SAID SERIES OF VHF TERMINAL CONNECTORS LOCATED CLOSELY ADJACENT SAID SECOND END OF THE UHF TRANSMISSION LINE FOR CONTINUING THE CIRCULAR ARC BETWEEN SAID VHF AND UHF SECTIONS, THE LAST OF SAID SERIES OF VHF TERMINAL CONNECTORS COMPLETING THE CIRCULAR ARC, MEANS PROVIDING PROGRESSIVELY INCREASING INDUCTANCE TO SAID SERIES OF VHF TERMINAL CONNECTORS BETWEEN SAID FIRST AND LAST TERMINAL CONNECTORS, A GROUNDING MEMBER MOUNTED TO SAID SECOND PLANAR WAFER SURFACE, SAID GROUNDING MEANS ELECTRICALLY CONNECTING SAID WAFER GROUNDING MEMBER TO CHASSIS GROUND, WITH SAID UHF AND VHF INDUCTANCE SECTIONS ELECTRICALLY INSULATED THEREFROM, A MOVABLE CONTACT TERMINAL ROTATIVELY CARRIED BY THE CENTRAL PORTION OF SAID WAFER FOR MOVEMENT ABOUT SAID CIRCULAR ARC, SAID MOVABLE CONTACT TERMINAL CIRCUIT CONNECTED TO SAID WAFER GROUNDING MEMBER, THE MOVEMENT OF SAID MOVABLE CONTACT TERMINAL IN A FIRST DIRECTION ABOUT SAID CIRCULAR ARC PROGRESSIVELY MOVING THE GROUND PROVIDED BY SAID CONTACT TERMINAL ALONG SAID ARC FOR CONNECTING INCREASING INDUCTANCE PORTIONS OF SAID UHF AND VHF SECTIONS BETWEEN THE SELECTED TERMINAL OF SAID ELECTRON CONTROL DEVICE AND CHASSIS GROUND, SUCH THAT THE CONTINUOUS ARCUATE MOVEMENT OF SAID MOVABLE CONTACT TERMINAL PROVIDES FREQUENCY TUNING OVER THE THE UHF AND VHF BANDS.