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US3337818A Expired / Lapsed US ⏱️ 0.0 years remaining

Modulation system with multiple modulation outputs

Assignee: Rucker Co
•
Filing: 1964-05-18
•
Granted: 1967-08-22
•
Expires: 1984-05-18
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Abstract

No abstract record available.

Inventors

  • 👤 Wallace W Wahlgren

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 03:33
CPC Classifications
H; H03; H03F; H03F1/00; H03F1/02; H03F1/04; H03F1/06

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 166 words
A MULTIPLE OUTPUT MEANS FOR A WIDE FREQUENCY BAND SYSTEM WHEREBY MULTIPLE OUTPUTS AT VARIOUS POWER LEVELS ARE REQUIRED, SAID MULTIPLE OUTPUTS MEANS COMPRISING A MODULATION REACTOR INVOLVING A CORE AND A MAIN WINDING THEREON, A MAIN POWER TAKE-OFF CONNECTION FROM SAID MAIN WINDING, AND MEANS FOR DERIVING SUBSTANTIALLY LESS POWER FORM SAID REACTOR, SAID MEANS INCLUDING A SECOND WINDING ON SAID REACTOR CORE FOR CARRYING BUT A FRACTION OF THE POWER REQUIREMENT OF SAID REACTOR, ON THE ORDER OF 10 PERCENT AND LESS, AND INTIMATELY COUPLED MAGNETICALLY TO SAID REACTOR MAIN WINDING, AN AUXILIARY TRANSFORMER HAVING A PRIMARY WINDING AND A SECONDARY WINDING, MEANS COUPLING SAID PRIMARY WINDING TO SAID REACTOR SECOND WINDING AS A SOURCE OF MODULATING POWER, WITH SAID AUXILIARY TRANSFORMER PRIMARY WINDING SUBSTANTIALLY FREE OF MAGNETIC LINKAGE TO SAID REACTOR SECOND WINDING, AND MEANS CONNECTED TO EACH OF SAID REACTOR MAIN WINDING, REACTOR SECOND WINDING, AND TRANSFORMER SECONDARY WINDING FOR SUPPLYING MODULATING POWER TO SEPARATE MODULATING CIRCUITS OF DECREASING DC VOLTAGE VALUES.

References Cited (Backward Citations)

US2463275A Cited
US3007118A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-08-21 1971-02-20 1971-08-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-08-21 1975-02-20 1975-08-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-08-21 1979-02-20 1979-08-22 $7700.00 Window Closed / Lapsed

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