US3222596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for measuring the velocity of a projectile using spaced penetrable actuators in sheet form
Assignee: Individual
•
Filing: 1965-03-31
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Granted: 1965-12-07
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Expires: 1985-03-31
Abstract
No abstract record available.
Inventors
- 👤 Earl A Meyer
- 👤 James B Spencer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:20
CPC Classifications
G; G01; G01P; G01P3/00; G01P3/64; G01P3/66; G01P3/665
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A RE-USABLE DEVICE FOR MEASURING THE VELOCITY OF BALLASTIC PROJECTILES COMPRISING IN COMBINATION A FIRST THIN SHEET AND SPACED THEREFROM A SECOND THIN SHEET OF PENETRABLE ELECTRICALLY NONCONDUCTIVE MATERIAL, SAID SHEETS BEING ARRANGED PARALLEL TO EACH OTHER AND SUBSTANTIALLY NORMAL TO THE FLIGHT PATH OF A PROJECTILE AND HAVING PROVIDED ON EACH FACE THEREOF SUBSTANTIALLY CONTINUOUS ELECTRICALLY CONDUCTIVE MELTABLE FILMS, SAID FILMS BEING SPACED FROM EACH OTHER AND MUTUALLY INSULATED BY MEANS OF SAID NONCONDUCTIVE SHEETS; MEANS FOR APPLYING A DIRECT CURRENT TO SAID FILMS FROM A VOLTAGE SOURCE, SAID FILMS ON EITHER SIDE OF EACH OF SAID SHEETS BEING CHARGED TO OPPOSITE POLARITY BY SAID DIRECT CURRENT; ELECTRICAL TIMING MEANS OPERABLY
Claim 2
Dependent Claim
112 words
A RE-USABLE DEVICE FOR MEASURING THE VELOCITY OF BALLASTIC PROJECTILES COMPRISING IN COMBINATION A FIRST THIN SHEET AND SPACED THEREFROM A SECOND THIN SHEET OF PENETRABLE ELECTRICALLY NONCONDUCTIVE MATERIAL, SAID SHEETS BEING ARRANGED PARALLEL TO EACH OTHER AND SUBSTANTIALLY NORMAL TO THE FLIGHT PATH OF A PROJECTILE AND HAVING PROVIDED ON EACH FACE THEREOF SUBSTANTIALLY CONTINUOUS ELECTRICALLY CONDUCTIVE MELTABLE FILMS, SAID FILMS BEING SPACED FROM EACH OTHER AND MUTUALLY INSULATED BY MEANS OF SAID NONCONDUCTIVE SHEETS; MEANS FOR APPLYING A DIRECT CURRENT TO SAID FILMS FROM A VOLTAGE SOURCE, SAID FILMS ON EITHER SIDE OF EACH OF SAID SHEETS BEING CHARGED TO OPPOSITE POLARITY BY SAID DIRECT CURRENT; ELECTRICAL TIMING MEANS OPERABLY
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |