US3442143A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscope
Assignee: Bell Aerospace Corp
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Filing: 1960-07-20
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Granted: 1969-05-06
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Expires: 1980-07-20
Abstract
No abstract record available.
Inventors
- 👤 Helmut W E Schlitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:13
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; G01C19/18; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1261; Y10T74/1279; Y10T74/1282
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
IN A GYROSCOPE, THE COMBINATION OF A MAIN HOUSING HAVING DRIVE MEANS THEREON, A FRAME JOURNALLED IN SAID MAIN HOUSING AND CONNECTED TO SAID DRIVE MEANS FOR ROTATION OF SAID FRAME ABOUT A PREDETERMINED AXIS, A HOLLOW ROTOR CASE ENCLOSED WITHIN SAID FRAME AND INCLUDING A TUBULAR AXLE SUBSTANTIALLY COAXIAL WITH SAID PREDETERMINED AXIS; A SUSPENSION ROD FIXED AT ONE END TO SAID FRAME AND PROJECTING INTO SAID TUBULAR AXLE, SAID SUSPENSION ROD BEING FIXED AT ITS END REMOTE FROM THE FRAME TO SAID AXLE, SAID SUSPENSION ROD HAVING A REDUCED DIAMETER PORTION BETWEEN ITS STATED ENDS LOCATED SUBSTANTIALLY AT THE CENTER OF GRAVITY OF SAID CASE ASSEMBLY AND OF MINIMUM FLEXURAL STIFFNESS, SAID SUSPENSION ROD CLEARING SAID AXLE FROM SAID PORTION THEREOF OUTWARDLY OF THE AXLE TO PERMIT SAID CASE TO ROCK RELATIVE TO SAID FRAME, A ROTOR JOURNALLED ON SAID AXLE, AND INDUCTION MEANS ON SAID CASE FOR DRIVING SAID ROTOR.
Claim 2
Dependent Claim
153 words
IN A GYROSCOPE, THE COMBINATION OF A MAIN HOUSING HAVING DRIVE MEANS THEREON, A FRAME JOURNALLED IN SAID MAIN HOUSING AND CONNECTED TO SAID DRIVE MEANS FOR ROTATION OF SAID FRAME ABOUT A PREDETERMINED AXIS, A HOLLOW ROTOR CASE ENCLOSED WITHIN SAID FRAME AND INCLUDING A TUBULAR AXLE SUBSTANTIALLY COAXIAL WITH SAID PREDETERMINED AXIS; A SUSPENSION ROD FIXED AT ONE END TO SAID FRAME AND PROJECTING INTO SAID TUBULAR AXLE, SAID SUSPENSION ROD BEING FIXED AT ITS END REMOTE FROM THE FRAME TO SAID AXLE, SAID SUSPENSION ROD HAVING A REDUCED DIAMETER PORTION BETWEEN ITS STATED ENDS LOCATED SUBSTANTIALLY AT THE CENTER OF GRAVITY OF SAID CASE ASSEMBLY AND OF MINIMUM FLEXURAL STIFFNESS, SAID SUSPENSION ROD CLEARING SAID AXLE FROM SAID PORTION THEREOF OUTWARDLY OF THE AXLE TO PERMIT SAID CASE TO ROCK RELATIVE TO SAID FRAME, A ROTOR JOURNALLED ON SAID AXLE, AND INDUCTION MEANS ON SAID CASE FOR DRIVING 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) | 1972-05-05 | 1972-11-04 | 1973-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-05 | 1976-11-04 | 1977-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-05 | 1980-11-04 | 1981-05-06 | $7700.00 | Window Closed / Lapsed |