Patent US3131487A successfully refreshed from Google Patents.
US3131487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic mission simulator
Assignee: Individual
•
Filing: 1961-02-10
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Granted: 1964-05-05
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Expires: 1981-02-10
Abstract
No abstract record available.
Inventors
- 👤 Lyon Floyd
- 👤 Aronson Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:28
CPC Classifications
G; G09; G09B; G09B9/00; G09B9/02; G09B9/08; G09B9/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A TRAINING DEVICE FOR THE SIMULATION OF PHOTOGRAPHIC RECONNAISSANCE MISSIONS COMPRISING AN AIRCRAFT TRAINER HAVING AIRCRAFT CONTROLS IN COMBINATION WITH A LIGHT SOURCE, A REDUCED TRANSPARENCY OF GROUND TERRAIN MOUNTED WITHIN SAID TRAINER, SAID LIGHT SOURCE BEING OPERATIVELY CONNECTED TO ILLUMINATE SAID TRANSPARENCY AND PROVIDE A TERRAIN IMAGE, A PRISM SYSTEM AND VARIABLE MAGNIFICATION MEANS OPERATIVE WITH SAID TERRAIN TRANSPARENCY IMAGE FOR CHANGING THE APPARENT SIZE OF SAID IMAGE, BEAM SPLITTING MEANS OPERATIVE WITH SAID TRANSPARENCY IMAGE FOR SPLITTING SAID TRANSPARENCY IMAGE INTO A FIRST AND A SECOND TERRAIN IMAGE, A LENS SYSTEM AND PHOTOGRAPHIC PROJECTION AND SCREEN MEANS OPERATIVE WITH SAID BEAM SPLITTING MEANS FOR PROJECTION OF SAID FIRST TERRAIN IMAGE ONTO SAID SCREEN MEANS FOR VIEWING THEREOF, AND SIMULATED VIEW FINDER MEANS OPERATIVE WITH SAID BEAM SPLITTING MEANS FOR VIEW FINDER PRESENTATION OF SAID SECOND TERRAIN IMAGE.
Claim 2
Dependent Claim
139 words
A TRAINING DEVICE FOR THE SIMULATION OF PHOTOGRAPHIC RECONNAISSANCE MISSIONS COMPRISING AN AIRCRAFT TRAINER HAVING AIRCRAFT CONTROLS IN COMBINATION WITH A LIGHT SOURCE, A REDUCED TRANSPARENCY OF GROUND TERRAIN MOUNTED WITHIN SAID TRAINER, SAID LIGHT SOURCE BEING OPERATIVELY CONNECTED TO ILLUMINATE SAID TRANSPARENCY AND PROVIDE A TERRAIN IMAGE, A PRISM SYSTEM AND VARIABLE MAGNIFICATION MEANS OPERATIVE WITH SAID TERRAIN TRANSPARENCY IMAGE FOR CHANGING THE APPARENT SIZE OF SAID IMAGE, BEAM SPLITTING MEANS OPERATIVE WITH SAID TRANSPARENCY IMAGE FOR SPLITTING SAID TRANSPARENCY IMAGE INTO A FIRST AND A SECOND TERRAIN IMAGE, A LENS SYSTEM AND PHOTOGRAPHIC PROJECTION AND SCREEN MEANS OPERATIVE WITH SAID BEAM SPLITTING MEANS FOR PROJECTION OF SAID FIRST TERRAIN IMAGE ONTO SAID SCREEN MEANS FOR VIEWING THEREOF, AND SIMULATED VIEW FINDER MEANS OPERATIVE WITH SAID BEAM SPLITTING MEANS FOR VIEW FINDER PRESENTATION OF SAID SECOND TERRAIN IMAGE.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |