US3329028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic alignment system
Assignee: Unisys Corp
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Filing: 1964-10-22
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Granted: 1967-07-04
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Expires: 1984-10-22
Abstract
No abstract record available.
Inventors
- 👤 Max A Schaffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:03
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/18; G01C25/00; G01C25/005; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1221; Y10T74/1229; Y10T74/1232
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A GYROSCOPIC COMBINATION INCLUDING A BASE, A FIRST GIMBAL MOUNTED ON THE BASE HAVING A NORMALLY HORIZONTAL AXIS, A SECOND GIMBAL CARRIED BY THE FIRST GIMBAL HAVING FREEDOM ABOUT A SECOND NORMALLY HORIZONTAL AXIS PERPENDICULAR TO THE AXIS OF THE FIRST GIMBAL; A GYRO VERTICAL WITH A GIMBAL HAVING A NORMALLY HORIZONTAL AXIS PARALLEL TO THE AXIS OF THE SECOND GIMBAL CARRIED BY THE SECOND GIMBAL, A ROTOR FRAME HAVING A NORMALLY HORIZONTAL AXIS PERPENDICULAR TO THE GYRO VERTICAL GIMBAL AXIS AND A ROTOR SPINNING ABOUT A NORMALLY VERTICAL AXIS; NORMALLY INEFFECTIVE MEANS FOR ERECTING THE AXIS OF THE ROTOR OF THE GYRO VERTICAL UNDER START-UP CONDITIONS INCLUDING A FIRST PAIR OF ANGULARLY SPACED STOPS FOR LIMITING THE MOTION BETWEEN THE GYRO VERTICL GIMBAL AND THE SECOND GIMBAL AND A SECOND PAIR OF ANGULARLY SPACED STOPS FOR LIMITING THE MOTION BETWEEN THE GYRO VERTICAL GIMBAL AND ROTOR FRAME; MEANS FOR RENDERING SAID ERECTING MEANS EFFECTIVE OVER AN INITIAL TIME PERIOD WITH THE FIRST GIMBAL LOCKED TO THE BASE, AND MEANS FOR RENDERING SAID ERECTING MEANS EFFECTIVE OVER A SUBSEQUENT TIME PERIOD WITH THE FIRST GIMBAL FREE OF THE BASE.
Claim 2
Dependent Claim
189 words
A GYROSCOPIC COMBINATION INCLUDING A BASE, A FIRST GIMBAL MOUNTED ON THE BASE HAVING A NORMALLY HORIZONTAL AXIS, A SECOND GIMBAL CARRIED BY THE FIRST GIMBAL HAVING FREEDOM ABOUT A SECOND NORMALLY HORIZONTAL AXIS PERPENDICULAR TO THE AXIS OF THE FIRST GIMBAL; A GYRO VERTICAL WITH A GIMBAL HAVING A NORMALLY HORIZONTAL AXIS PARALLEL TO THE AXIS OF THE SECOND GIMBAL CARRIED BY THE SECOND GIMBAL, A ROTOR FRAME HAVING A NORMALLY HORIZONTAL AXIS PERPENDICULAR TO THE GYRO VERTICAL GIMBAL AXIS AND A ROTOR SPINNING ABOUT A NORMALLY VERTICAL AXIS; NORMALLY INEFFECTIVE MEANS FOR ERECTING THE AXIS OF THE ROTOR OF THE GYRO VERTICAL UNDER START-UP CONDITIONS INCLUDING A FIRST PAIR OF ANGULARLY SPACED STOPS FOR LIMITING THE MOTION BETWEEN THE GYRO VERTICL GIMBAL AND THE SECOND GIMBAL AND A SECOND PAIR OF ANGULARLY SPACED STOPS FOR LIMITING THE MOTION BETWEEN THE GYRO VERTICAL GIMBAL AND ROTOR FRAME; MEANS FOR RENDERING SAID ERECTING MEANS EFFECTIVE OVER AN INITIAL TIME PERIOD WITH THE FIRST GIMBAL LOCKED TO THE BASE, AND MEANS FOR RENDERING SAID ERECTING MEANS EFFECTIVE OVER A SUBSEQUENT TIME PERIOD WITH THE FIRST GIMBAL FREE OF THE BASE.
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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |