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US3566347A Expired / Lapsed US ⏱️ 0.0 years remaining

Psycho-acoustic projector

Assignee: General Dynamics Corp
•
Filing: 1967-04-27
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Granted: 1971-02-23
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Expires: 1987-04-27
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Abstract

Abstract BROADLY, THIS DISCLOSURE IS DIRECTED TO A SYSTEM FOR PRODUCING AURAL PSYCHOLOGICAL DISTRUBANCES AND PARTIAL DEAFNESS OF THE ENEMY DURING COMBAT SITUATIONS. ESSENTIALLY, A HIGH DIRECTIONAL BEAM IS RADIATED FROM A PLURALITY OF DISTINCT TRANSDUCERS AND IS MODULATED BY A NOISE, CODE OR SPEECH BEAT SIGNAL. THE INVENTION MAY UTILIZE VARIOUS FORMS AND MAY INCLUDE MOVABLE RADIATORS MOUNTED ON A VEHICLE ORIENTED TO CONVERGE AT A DESIRED POINT, INDEPENDENTLY POSITIONED VEHICLES WITH A COMMON FREQUENCY MODULATOR, OR MEANS EMPLOYED TO MODULATE THE ACOUSTICAL BEAM WITH RESPECT TO A FIXED FREQUENCY. DURING COMBAT, FRIENDLY FORCES WOULD BE EQUIPPED WITH A REFERENCE GENERATOR TO PROVIDE AURAL DEMODULATION OF THE PROJECTED SIGRAL, THEREBY YIELDING AN INTELLIGIBLE BEAT SIGNAL WHILE ENEMY PERSONNEL WOULD BE RENDERED PARTIALLY DEAF BY THE PROJECTED SIGNAL AS WELL AS BEING UNABLE TO PERCIEVE ANY INTELLIGENCE TRANSMITTED IN THE FORM OF A MODULATED BEAT SIGNAL.

Inventors

  • 👤 Andrew E Flanders

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 00:30
CPC Classifications
F; F41; F41H; F41H13/00; F41H13/0043; F41H13/0081

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) 1974-02-22 1974-08-24 1975-02-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-22 1978-08-24 1979-02-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-22 1982-08-24 1983-02-23 $7700.00 Window Closed / Lapsed

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