US3191445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angular rate measuring device
Assignee: Lear Siegler Inc
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Filing: 1961-09-05
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Granted: 1965-06-29
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Expires: 1981-09-05
Abstract
No abstract record available.
Inventors
- 👤 Eklund Harry Nils
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:12
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/42; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1261; Y10T74/1275
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
AN ANGULAR RATE MEASURING DEVICE COMPRISING: A GYROSCOPE HAVING A HOUSING; A ROTATING SHAFT FIRMLY RADIALLY CONSTRAINED AND JOURNALLED ADJACENT ITS ENDS IN SAID HOUSING; A GYROSCOPE ROTOR MOUNTED ON SAID SHAFT, SAID ROTOR HAVING A SPIN AXIS COAXIAL WITH THE AXIS OF SAID SHAFT; SAID ROTOR HAVING UNEQUAL MOMENTS OF INERTIA ABOUT TWO MUTUALLY PERPENDICULR AXES IN THE PLANE OF ROTATION OF SAID ROTOR; VIBRATION SENSING MEANS IN PHYSICAL, FORCE-REACTIVE COMMUNICATION WITH SAID ROTOR AND SAID HOUSING; SAID GYROSCOPE HAVING AT LEAST ONE INPUT AXIS AND AT LEAST ONE OUTPUT AXIS, SAID INPUT AND OUTPUT AXIS BEING PERPENDICULAR TO SAID SPIN AXIS;
Claim 2
Dependent Claim
103 words
AN ANGULAR RATE MEASURING DEVICE COMPRISING: A GYROSCOPE HAVING A HOUSING; A ROTATING SHAFT FIRMLY RADIALLY CONSTRAINED AND JOURNALLED ADJACENT ITS ENDS IN SAID HOUSING; A GYROSCOPE ROTOR MOUNTED ON SAID SHAFT, SAID ROTOR HAVING A SPIN AXIS COAXIAL WITH THE AXIS OF SAID SHAFT; SAID ROTOR HAVING UNEQUAL MOMENTS OF INERTIA ABOUT TWO MUTUALLY PERPENDICULR AXES IN THE PLANE OF ROTATION OF SAID ROTOR; VIBRATION SENSING MEANS IN PHYSICAL, FORCE-REACTIVE COMMUNICATION WITH SAID ROTOR AND SAID HOUSING; SAID GYROSCOPE HAVING AT LEAST ONE INPUT AXIS AND AT LEAST ONE OUTPUT AXIS, SAID INPUT AND OUTPUT AXIS BEING PERPENDICULAR TO SAID SPIN AXIS;
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |