Terrain avoidance radar system
Abstract
Abstract 1. A TERRAIN AVOIDANCE SYSTEM FOR AN AIRBORNE VEHICLE COMPRISING MEANS FOR INVESTIGATING A PREDETERMINED REGION IN FRONT OF SAID AIRBORNE VEHICLE IN ORDER TO DETECT AND CONTINUOUSLY MONITOR THE PRESENCE OF AN OBSTACLE IN SAID PREDETERMINED REGION, THE PROFILE OF SAID PREDETERMINED REGION IN A VERTICAL PLANE PASSING THROUGH THE FLIGHT VECTOR OF SAID AIRBORNE VEHICLE BEING DIVIDED INTO AN UPPER SECTOR AND A LOWER SECTOR, THE LINE DIVIDING SAID SECTIONS FROM ONE ANOTHER BEING A PRESELECTED DISTANCE BELOW THE FLIGHT VECTOR OF SAID AIRBORNE VEHICLE, MEANS FOR CONTINUOUSLY OBTAINING SIGNALS INDICATIVE OF WHETHER OBSTACLES EXIST IN SAID UPPER AND LOWER SECTORS, AND MEANS FOR AUTOMATICALLY CONTROLLING THE FLIGHT PATH OF SAID AIRBORNE VEHICLE IN ACCORDANCE WITH SAID SIGNALS TO AVOID THE DETECTED OBSTACLES.
Inventors
- 👤 Bartow Bechtel
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
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 |