Patent US3588612A successfully refreshed from Google Patents.
Patent US3305194A successfully refreshed from Google Patents.
US3305194A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wind-insensitive missile
Assignee: Individual
•
Filing: 1960-03-08
•
Granted: 1967-02-21
•
Expires: 1980-03-08
Abstract
No abstract record available.
Inventors
- 👤 Robert G Conard
- 👤 Jr William C Mccorkle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:17
CPC Classifications
F; F42; F42B; F42B10/00; F42B10/60; F42B10/62; F42B10/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
252 words
A FIN-STABILIZED, ATMOSPHERE-TRAVERSING MISSILE DISPOSED FOR FLIGHT IN A PREDETERMINED TRAJECTORY INCLUDING BOOSTER PROPULSION AND SUSTAINER PROPULSION PHASES OF FLIGHT, SAID MISSILE COMPRISING: A ROTARY HOUSING ASSEMBLY; FINS FIXED TO THE OUTSIDE OF SAID ASSEMBLY, EACH FIN BEING AT A SLIGHT ANGLE TO A PLANE THRU THE LONGITUDINAL AXIS OF THE MISSILE, WHEREBY THE MISSILE IS ARROW-STABILIZED, IS ROTATED AT A NON-GYROSCOPIC SPEED, AND THE ACCURACY-DISTURBING EFFECT OF THRUST MALALIGNMENT LARGELY IS BALANCED OUT; A BOOSTER WITHIN SAID HOUSING ASSEMBLY; THRUST TERMINATION MEANS DISPOSED FOR THRUST TERMINATION OF SAID BOOSTER AT A PREDETERMINED VELOCITY OF SAID MISSILE; A SUSTAINER WITHIN SAID ASSEMBLY; IGNITION MEANS FOR FIRING SAID SUSTAINER SUBSEQUENT TO BOOSTER THRUST TERMINATION; AN ACCELEROMETER MOUNTED SUBSTANTIALLY AT THE CENTER OF GRAVITY OF THE ROCKET, FOR PROVIDING AN ELECTRIC SIGNAL FOR SEQUENTIAL ACTUATION OF SAID BOOSTER THRUST TERMINATION MEANS AND SUSTAINER IGNITION MEANS, SAID ACCELEROMETER FURTHER DISPOSED FOR MEASURING THE AXIAL COMPONENT OF THE ACCELERATION DUE TO A CHANGE IN THE ALGEBRAIC SUM OF THE SUSTAINER''S THRUST AND THE MISSILE''S AERODYNAMIC DRAG DURING THE POSTBOOSTER-PROPULSION PHASE OF THE MISSILE''S FLIGHT AND FOR SUPPLYING A SIGNAL THAT IS A MEASURE OF SAID AXIAL COMPONENT OF THE ACCELERATION; DRAG BRAKES MOUNTED ON THE MISSILE FOR MOVEMENT RELATIVE TO SAID HOUSING ASSEMBLY, INTO OR OUT OF SAID RELATIVE WIND, WHEREBY THE AERODYNAMIC DRAG OF THE MISSILE IN SAID WIND MAY BE VARIED; AND MEANS DRIVINGLY CONNECTING SAID MOTOR TO SAID ACCELEROMETER WHEREBY SAID MOTOR AND SAID DRAG BRAKES ARE OPERATED IN RESPONSE TO SAID SIGNAL.
Claim 2
Dependent Claim
252 words
A FIN-STABILIZED, ATMOSPHERE-TRAVERSING MISSILE DISPOSED FOR FLIGHT IN A PREDETERMINED TRAJECTORY INCLUDING BOOSTER PROPULSION AND SUSTAINER PROPULSION PHASES OF FLIGHT, SAID MISSILE COMPRISING: A ROTARY HOUSING ASSEMBLY; FINS FIXED TO THE OUTSIDE OF SAID ASSEMBLY, EACH FIN BEING AT A SLIGHT ANGLE TO A PLANE THRU THE LONGITUDINAL AXIS OF THE MISSILE, WHEREBY THE MISSILE IS ARROW-STABILIZED, IS ROTATED AT A NON-GYROSCOPIC SPEED, AND THE ACCURACY-DISTURBING EFFECT OF THRUST MALALIGNMENT LARGELY IS BALANCED OUT; A BOOSTER WITHIN SAID HOUSING ASSEMBLY; THRUST TERMINATION MEANS DISPOSED FOR THRUST TERMINATION OF SAID BOOSTER AT A PREDETERMINED VELOCITY OF SAID MISSILE; A SUSTAINER WITHIN SAID ASSEMBLY; IGNITION MEANS FOR FIRING SAID SUSTAINER SUBSEQUENT TO BOOSTER THRUST TERMINATION; AN ACCELEROMETER MOUNTED SUBSTANTIALLY AT THE CENTER OF GRAVITY OF THE ROCKET, FOR PROVIDING AN ELECTRIC SIGNAL FOR SEQUENTIAL ACTUATION OF SAID BOOSTER THRUST TERMINATION MEANS AND SUSTAINER IGNITION MEANS, SAID ACCELEROMETER FURTHER DISPOSED FOR MEASURING THE AXIAL COMPONENT OF THE ACCELERATION DUE TO A CHANGE IN THE ALGEBRAIC SUM OF THE SUSTAINER''S THRUST AND THE MISSILE''S AERODYNAMIC DRAG DURING THE POSTBOOSTER-PROPULSION PHASE OF THE MISSILE''S FLIGHT AND FOR SUPPLYING A SIGNAL THAT IS A MEASURE OF SAID AXIAL COMPONENT OF THE ACCELERATION; DRAG BRAKES MOUNTED ON THE MISSILE FOR MOVEMENT RELATIVE TO SAID HOUSING ASSEMBLY, INTO OR OUT OF SAID RELATIVE WIND, WHEREBY THE AERODYNAMIC DRAG OF THE MISSILE IN SAID WIND MAY BE VARIED; AND MEANS DRIVINGLY CONNECTING SAID MOTOR TO SAID ACCELEROMETER WHEREBY SAID MOTOR AND SAID DRAG BRAKES ARE OPERATED IN RESPONSE TO SAID SIGNAL.
References Cited (Backward Citations)
US3118377A
Cited
US1879187A
Cited
US2145508A
Cited
US2396321A
Cited
US2515048A
Cited
US2724237A
Cited
US2661691A
Cited
US2549020A
Cited
US2840326A
Cited
US2766581A
Cited
US3000597A
Cited
US2799987A
Cited
US2870711A
Cited
US2835199A
Cited
US2979284A
Cited
US2993413A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |