US3301073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscope apparatus
Assignee: Ambac International Corp
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Filing: 1963-06-28
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Granted: 1967-01-31
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Expires: 1983-06-28
Abstract
No abstract record available.
Inventors
- 👤 Edwin W Howe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:23
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; G01C19/22; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1282; Y10T74/1293
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
240 words
GYROSCOPE APPARATUS COMPRISING: A GYROSCOPE ROTOR CIRCULARLY SYMMETRICAL WITH RESPECT TO AN AXIS OF SYMMETRY THROUGH IT; A DRIVE SHAFT ROTATABLE ABOUT AN AXIS FIXED IN SAID SHAFT FOR ROTATING SAID ROTOR ABOUT ITS AXIS OF SYMMETRY; A UNIVERSAL JOINT FOR CONNECTING SAID DRIVE SHAFT OPERATIVELY TO SAID ROTOR; SAID UNIVERSAL JOINT COMPRISING AN INTERMEDIATE MEMBER CIRCULARLY-SYMMETRICAL ABOUT AN AXIS THROUGH SAID MEMBER, A PAIR OF DRIVEN PIVOTS MEANS HAVING COLLINEAR PIVOT AXES DISPOSED SUBSTANTIALLY PERPENDICULAR TO SAID AXIS OF SYMMETRY OF SAID INTERMEDIATE MEMBER AND EACH CONNECTING SAID DRIVE SHAFT TO SAID INTERMEDIATE MEMBER TO TRANSMIT TORQUE FROM SAID DRIVE SHAFT TO SAID INTERMEDIATE MEMBER WHILE PERMITTING SAID INTERMEDIATE MEMBER TO PIVOT ABOUT SAID DRIVEN PIVOT AXES, AND A PAIR OF DRIVING PIVOTS HAVING COLLINEAR PIVOT AXES DISPOSED SUBSTANTIALLY PERPENDICULAR TO SAID AXIS OF SYMMETRY OF SAID ROTOR AND TO SAID DRIVEN PIVOT AXES AND EACH CONNECTING SAID INTERMEDIATE MEMBER TO SAID ROTOR TO TRANSMIT TORQUE FROM SAID INTERMEDIATE MEMBER TO SAID ROTOR ABOUT THE AXIS OF SYMMETRY OF SAID ROTOR WHILE PERMITTING SAID ROTOR TO TILT ABOUT SAID DRIVING PIVOT AXES; EACH OF SAID DRIVEN PIVOTS AND SAID DRIVING PIVOTS COMPRISING A CROSSED LEAF SPRING SUPPORT CONTAINING A PAIR OF LEAF SPRINGS DISPOSED WITH THEIR PLANES MUTUALLY PERPENDICULAR AND HAVING COLLINEAR AXES OF SYMMETRY, EACH OF SAID LEAF SPRINGS BEING ARRANGED TO OPERATE IN FLEXURE TO PROVIDE A RESTORING TORQUE ABOUT THE PIVOT AXIS OF ITS ASSOCIATED PIVOT.
Claim 2
Dependent Claim
240 words
GYROSCOPE APPARATUS COMPRISING: A GYROSCOPE ROTOR CIRCULARLY SYMMETRICAL WITH RESPECT TO AN AXIS OF SYMMETRY THROUGH IT; A DRIVE SHAFT ROTATABLE ABOUT AN AXIS FIXED IN SAID SHAFT FOR ROTATING SAID ROTOR ABOUT ITS AXIS OF SYMMETRY; A UNIVERSAL JOINT FOR CONNECTING SAID DRIVE SHAFT OPERATIVELY TO SAID ROTOR; SAID UNIVERSAL JOINT COMPRISING AN INTERMEDIATE MEMBER CIRCULARLY-SYMMETRICAL ABOUT AN AXIS THROUGH SAID MEMBER, A PAIR OF DRIVEN PIVOTS MEANS HAVING COLLINEAR PIVOT AXES DISPOSED SUBSTANTIALLY PERPENDICULAR TO SAID AXIS OF SYMMETRY OF SAID INTERMEDIATE MEMBER AND EACH CONNECTING SAID DRIVE SHAFT TO SAID INTERMEDIATE MEMBER TO TRANSMIT TORQUE FROM SAID DRIVE SHAFT TO SAID INTERMEDIATE MEMBER WHILE PERMITTING SAID INTERMEDIATE MEMBER TO PIVOT ABOUT SAID DRIVEN PIVOT AXES, AND A PAIR OF DRIVING PIVOTS HAVING COLLINEAR PIVOT AXES DISPOSED SUBSTANTIALLY PERPENDICULAR TO SAID AXIS OF SYMMETRY OF SAID ROTOR AND TO SAID DRIVEN PIVOT AXES AND EACH CONNECTING SAID INTERMEDIATE MEMBER TO SAID ROTOR TO TRANSMIT TORQUE FROM SAID INTERMEDIATE MEMBER TO SAID ROTOR ABOUT THE AXIS OF SYMMETRY OF SAID ROTOR WHILE PERMITTING SAID ROTOR TO TILT ABOUT SAID DRIVING PIVOT AXES; EACH OF SAID DRIVEN PIVOTS AND SAID DRIVING PIVOTS COMPRISING A CROSSED LEAF SPRING SUPPORT CONTAINING A PAIR OF LEAF SPRINGS DISPOSED WITH THEIR PLANES MUTUALLY PERPENDICULAR AND HAVING COLLINEAR AXES OF SYMMETRY, EACH OF SAID LEAF SPRINGS BEING ARRANGED TO OPERATE IN FLEXURE TO PROVIDE A RESTORING TORQUE ABOUT THE PIVOT AXIS OF ITS ASSOCIATED PIVOT.
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |