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US3412318A Expired / Lapsed US ⏱️ 0.0 years remaining

Variable capacitor electric power generator

Assignee: United Shoe Machinery Corp
•
Filing: 1964-11-18
•
Granted: 1968-11-19
•
Expires: 1984-11-18
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Abstract

No abstract record available.

Inventors

  • 👤 Hugh A Robinson
  • 👤 O'gorman Vincent
  • 👤 Willard B Spring

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 04:55
CPC Classifications
H; H02; H02N; H02N1/00; H02N1/06; H02N1/08

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 116 words
IN AN ELECTRIC GENERATING SYSTEM, THE COMBINATION WITH A LOBAR WAVE GENERATOR ROTATABLE ABOUT AN AXIS, OF AN HERMETIC FLEXTUBE HAVING A SURFACE RADIALLY DEFLECTIBLE BY THE WAVE GENERATOR AND COAXIAL THEREWITH, A CIRCUMFERENTIAL SERIES OF FIXED CAPACITOR PLATES ARRANGED ABOUT THE FLEXTUBE AND ELECTRICALLY INSULATED FROM ONE ANOTHER, THE DEFLECTIBLE SURFACE OF THE FLEXTUBE CONSTITUTING WITH SAID FIXED PLATES A PLURALITY OF CIRCUIT COUPLING CAPACITORS HAVING THEIR RESPECTIVE GAPS VARIABLE HARMONICALLY BY WAVE GENERATOR, MEANS INCLUDING A RECTIFIER FOR APPLYING LOW VOLTAGE TO THE RESPECTIVE CAPACITORS, AND A CIRCUIT INCLUDING A RECTIFIER CONNECTED TO EACH CAPACITOR FOR CONDUCTING TO A LOAD AT HIGHER VOLTAGE THE OUTPUT OF SAID CAPACITORS AS THEIR RESPECTIVE GAPS ARE INCREASED.

References Cited (Backward Citations)

DE523584C Cited
US2194839A Cited
US2857536A Cited
US3107326A Cited
US3013201A Cited
US3147425A Cited
US3242399A Cited
US3169201A Cited
US3206703A Cited
US3196713A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-11-19 1972-05-20 1972-11-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-11-19 1976-05-20 1976-11-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-11-19 1980-05-20 1980-11-19 $7700.00 Window Closed / Lapsed

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