US3198940A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inertial navigation system
Assignee: Motors Liquidation Co
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Filing: 1959-10-01
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Granted: 1965-08-03
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Expires: 1979-10-01
Abstract
No abstract record available.
Inventors
- 👤 Edward J Loper
- 👤 Kenneth J Schlager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:14
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/166; G01C21/183
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A LATITUDE COMPUTER COMPRISING A STABLE PLATFORM ADAPTED FOR ROTATION ABOUT THREE MUTUALLY ORTHOGONAL AXES, A NORTH GYROSCOPE, AN EAST GYROSCOPE, AND A VERTICAL GYROSCOPE MOUNTED ON THE PLATFORM WITH THEIR INPUT AXES MUTUALLY ORTHOGONAL, EACH OF SAID GYROSCOPES INCLUDING A SIGNAL GENERATOR AND A TORQUE MOTOR CONNECTED WITH ITS OUTPUT SHAFT, A STABILIZATION SERVOR SYSTEM CONNECTED BETWEEN THE SIGNAL GENERATORS AND THE PLATFORM, A NORTH ERECTION LOOP INCLUDING AN EAST PENDULUM MOUNTED ON THE PLATFORM, A NORTH GYROSCOPE MEMORY DEVICE CONNECTED BETWEEN THE EAST PENDULUM AND THE TORQUE MOTOR ON THE NORTH GYROSCOPE, AN EAST ERECTION LOOP INCLUDING A NORTH PENDULUM MOUNTED ON THE PLATFORM, AN EAST GYROSCOPE MEMORY DEVICE CONNECTED BETWEEN THE NORTH PENDULUM AN THE TORQUE MOTOR ON THE EAST GYROSCOPE WHEREBY THE PLATFORM IS
Claim 2
Dependent Claim
128 words
A LATITUDE COMPUTER COMPRISING A STABLE PLATFORM ADAPTED FOR ROTATION ABOUT THREE MUTUALLY ORTHOGONAL AXES, A NORTH GYROSCOPE, AN EAST GYROSCOPE, AND A VERTICAL GYROSCOPE MOUNTED ON THE PLATFORM WITH THEIR INPUT AXES MUTUALLY ORTHOGONAL, EACH OF SAID GYROSCOPES INCLUDING A SIGNAL GENERATOR AND A TORQUE MOTOR CONNECTED WITH ITS OUTPUT SHAFT, A STABILIZATION SERVOR SYSTEM CONNECTED BETWEEN THE SIGNAL GENERATORS AND THE PLATFORM, A NORTH ERECTION LOOP INCLUDING AN EAST PENDULUM MOUNTED ON THE PLATFORM, A NORTH GYROSCOPE MEMORY DEVICE CONNECTED BETWEEN THE EAST PENDULUM AND THE TORQUE MOTOR ON THE NORTH GYROSCOPE, AN EAST ERECTION LOOP INCLUDING A NORTH PENDULUM MOUNTED ON THE PLATFORM, AN EAST GYROSCOPE MEMORY DEVICE CONNECTED BETWEEN THE NORTH PENDULUM AN THE TORQUE MOTOR ON THE EAST GYROSCOPE WHEREBY THE PLATFORM IS
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) | 1968-08-02 | 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 |