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US3553546A Expired / Lapsed US ⏱️ 0.0 years remaining

Pulse control neutralization system

Assignee: Individual
•
Filing: 1969-01-06
•
Granted: 1971-01-05
•
Expires: 1989-01-06
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Abstract

Abstract A SYSTEM COMPRISING OUTPUT MEANS AND FIRST MEANS FOR DRIVING THE OUTPUT MEANS IN ONE DIRECTION AND SECOND MEANS FOR DRIVING THE OUTPUT MEANS IN THE OPPOSITE DIRECTION. A FIRST NETWORK FOR ENERGIZING THE SECOND DRIVE AND A SECOND NETWORK FOR ENERGIZING THE SECOND DRIVE MEANS ARE PROVIDED. FURTHER, FIRST MEANS IS PROVIDED FOR DISABLING THE FIRST NETWORK WHEN THE SECOND DRIVE MEANS IS ENERGIZED AND SECOND MEANS IS PROVIED FOR DISABLING THE SECOND NETWORK WHEN THE FIRST DRIVE MEANS IS ENERGIZED, EACH NETWORK INCLUDING A SILICON CONTROLLED RECTIFIER THROUGH WHICH ITS ASSOCIATED DRIVE MEANS IS ENERGIZED. IN ONE EMBODIMENT, THE DISABLING MEANS, RESPECTIVELY, INCLUDE RELAY MEANS FOR DISCONNECTING THE GATE CONTROLLED ELECTRODES OF THEIR RESPECTIVE ASSOCIATED SILICON CONTROLLED RECTIFIERS. IN ANOTHER EMBODIMENT, THE DISABLING MEANS, RESPECTIVELY, INCLUDE MEANS FOR DESENSITIZING THE AMPLIFIERS CONNECTED TO THE GATE CONTROL ELECTRODES OF THEIR RESPECTIVE ASSOCIATED SILICON CONTROLLED RECTIFIERS.

Inventors

  • 👤 Earl W Springer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 16:15
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/04; G05D1/06; G05D1/0607

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-01-04 1974-07-06 1975-01-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-01-04 1978-07-06 1979-01-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-01-04 1982-07-06 1983-01-05 $7700.00 Window Closed / Lapsed

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