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US3563836A Expired / Lapsed US ⏱️ 0.0 years remaining

Projectile armor fabrication

Assignee: Bell Aerospace Corp
•
Filing: 1968-05-23
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Granted: 1971-02-16
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Expires: 1988-05-23
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Abstract

Abstract A PROJECTILE ARMOR FABRICATION COMPRISING A COMPOSITE OF RELATIVELY RIGID, SMALL, SUBSTANTIALLY EQUAL SIZED LOAD DISTRIBUTING PLATELETS INTEGRATED WITHIN A MATRIX OF LESS RIGID MATERIAL; THE PLATELETS BEING ARRANGED WITHN THE MATRIX IN A SHINGLED, STATISTICAL, INTERPENDENT OR GEOMETRIC PATTERN, AND BEING BONDED THERETO WITH OR WITHOUT THE AID OF ADHESVES. THE COMPOSITE MAY BE FORMED AS A RELATIVELY LIGHT WEIGHT NON-RIGID SHEET AND EMPLOYED AS PERSONNEL ARMOR OR AS ARMOR PROTECTION FOR MILLITARY AIRCRAFT, VEHICLES, OR THE LIKE AGAINST SMALL ARMS FIRE. THE PLATELETS ARE DISTRIBUTED WITHIN THE MATRIX IN SUCH A MANNER AS TO PROVIDE IMPROVED DISTRIBUTION AND ABSORPTON OF PROJECTILE-IMPACT ENERGY AND TO DAMPEN THE ACCOUSTICAL ENERGY WAVE EFFECTS THEREOF BY CHANGING THEIR AMPLITUDES AND FREQUENCIES AS THEY ARE TRANSMITTED THROUGH THE COMPOSITE.

Inventors

  • 👤 Jack D Dunbar

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 19:44
CPC Classifications
F; F41; F41H; F41H5/00; F41H5/02; F41H5/04; F41H5/0442; F41H5/0457; F41H5/0492; Y; Y10; Y10S; Y10S428/00; Y10S428/911; Y10T; Y10T428/00; Y10T428/16; Y10T428/29; Y10T428/2982; Y10T428/2991; Y10T428/2998

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) 1974-02-15 1974-08-17 1975-02-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-15 1978-08-17 1979-02-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-15 1982-08-17 1983-02-16 $7700.00 Window Closed / Lapsed

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