Patent US3198936A successfully refreshed from Google Patents.
US3198936A
Expired / Lapsed
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System for determining mach number velocity
Assignee: General Precision Inc
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Filing: 1962-06-05
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Granted: 1965-08-03
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Expires: 1982-06-05
Abstract
No abstract record available.
Inventors
- 👤 Robert A Flower
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:14
CPC Classifications
G; G01; G01P; G01P5/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A SYSTEM FOR DETERMINING THE MACH NUMBER VELOCITY OF A SUPERSONIC AIRCRAFT COMPRISING, MEANS CARRIED BY THE NOSE OF SAID AIRCRAFT FOR GENERATING AN AIR PRESSURE CONE HAVING A CONE ANGLE DEPENDENT ON THE MACH NUMBER VELOCITY OF THE AIRCRAFT, MEANS CARRIED BY SAID AIRCRAFT FOR RADIATING MICROWAVE SIGNALS IN A WAVEFRONT FORMING A PORTION OF THE SURFACE OF A CONE AND FOR DIRECTING SAID WAVEFRONT TOWARD THE INTERIOR SURFACE OF SAID AIR PRESSURE CONE AND FOR RECEIVING ECHO SIGNALS REFLECTED BY SAID AIR PRESSURE CONE, THE APEX OF THE RADIATED CONE BEING IN SUBSTANTIAL COINCIDENCE WITH THE APEX OF SAID AIR PRESSURE CONE, AND MEANS OPERATED BY SAID ECHO SIGNALS PRODUCING AN OUTPUT REPRESENTATIVE OF THE MACH NUMBER VELOCITY OF SAID AIRCRAFT.
Claim 2
Independent Claim
123 words
A SYSTEM FOR DETERMINING THE MACH NUMBER VELOCITY OF A SUPERSONIC AIRCRAFT COMPRISING, MEANS CARRIED BY THE NOSE OF SAID AIRCRAFT FOR GENERATING AN AIR PRESSURE CONE HAVING A CONE ANGLE DEPENDENT ON THE MACH NUMBER VELOCITY OF THE AIRCRAFT, MEANS CARRIED BY SAID AIRCRAFT FOR RADIATING MICROWAVE SIGNALS IN A WAVEFRONT FORMING A PORTION OF THE SURFACE OF A CONE AND FOR DIRECTING SAID WAVEFRONT TOWARD THE INTERIOR SURFACE OF SAID AIR PRESSURE CONE AND FOR RECEIVING ECHO SIGNALS REFLECTED BY SAID AIR PRESSURE CONE, THE APEX OF THE RADIATED CONE BEING IN SUBSTANTIAL COINCIDENCE WITH THE APEX OF SAID AIR PRESSURE CONE, AND MEANS OPERATED BY SAID ECHO SIGNALS PRODUCING AN OUTPUT REPRESENTATIVE OF THE MACH NUMBER VELOCITY OF SAID AIRCRAFT.
References Cited (Backward Citations)
US2937808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |