US3214981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Case rotated gyroscope
Assignee: North American Aviation Corp
•
Filing: 1962-07-02
•
Granted: 1965-11-02
•
Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 Stanley W Cogan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:41
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; G01C19/20; G01C19/34; G01C19/38; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A CASE ROTATED GYROSCOPE COMPRISING, AN OUTER CASE, AN INNER CASE ROTATABLY MOUNTED ON SAID OUTER CASE, A ROTOR SUPPORTED IN SAID INNER CASE FOR THREE DEGREES OF FREEDOM RELATIVE THERETO, DRIVE MEANS MOUNTED ON SAID INNER CASE FOR ROTATABLY DRIVING SAID ROTOR ABOUT A SPIN AXIS, DRIVE MEANS MOUNTED ON SAID OUTER CASE FOR ROTATABLY DRIVING SAID INNER CASE ABOUT SAID ROTOR SPIN AXIS AT A LOW SPEED, AS COMPARED WITH THE ROTATION SPEED OF SAID ROTOR, SAID INNER CASE SURROUNDING SAID ROTOR AND FORMING A FLUID TIGHT SEAL BETWEEN SAID ROTOR AND SAID OUTER CASE, AND MEANS MOUNTED ON SAID OUTER CASE FOR TORQUING SAID ROTOR.
Claim 2
Dependent Claim
108 words
A CASE ROTATED GYROSCOPE COMPRISING, AN OUTER CASE, AN INNER CASE ROTATABLY MOUNTED ON SAID OUTER CASE, A ROTOR SUPPORTED IN SAID INNER CASE FOR THREE DEGREES OF FREEDOM RELATIVE THERETO, DRIVE MEANS MOUNTED ON SAID INNER CASE FOR ROTATABLY DRIVING SAID ROTOR ABOUT A SPIN AXIS, DRIVE MEANS MOUNTED ON SAID OUTER CASE FOR ROTATABLY DRIVING SAID INNER CASE ABOUT SAID ROTOR SPIN AXIS AT A LOW SPEED, AS COMPARED WITH THE ROTATION SPEED OF SAID ROTOR, SAID INNER CASE SURROUNDING SAID ROTOR AND FORMING A FLUID TIGHT SEAL BETWEEN SAID ROTOR AND SAID OUTER CASE, AND MEANS MOUNTED ON SAID OUTER CASE FOR TORQUING SAID ROTOR.
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |