US3372572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double-turntable type dynamic test apparatus
Assignee: United States Department of the Army
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Filing: 1966-08-22
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Granted: 1968-03-12
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Expires: 1986-08-22
Abstract
No abstract record available.
Inventors
- 👤 Albert S Campbell
- 👤 Glenn C Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:34
CPC Classifications
G; G01; G01P; G01P21/00; G01L; G01L27/00; G01L27/002; G01L27/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
DYNAMIC TEST APPARATUS INCLUDING: A SUPPORT FRAME; A BEARING ASSEMBLY SECURED WITHIN THE UPPER PORTION OF SAID FRAME; AN ANNULAR, FIXED GEAR HAVING TEETH ON ITS OUTER PERIPHERY AND HAVING A RADIAL FLANGE SECURED TO THE UPPER SIDE OF SAID BEARING ASSEMBLY, A PRIMARY TURNTABLE HAVING AN AXIAL SHAFT ROTATABLY JOURNALED WITHIN SAID BEARING ASSEMBLY, SAID TURNTABLE BEING THEREBY DISPOSED FOR ROTATION ABOUT A VERTICAL AXIS, SAID TURNTABLE HAVING A PAIR OF DIAMETRICALLY OPPOSED BORES EXTENDING VERTICALLY THERETHROUGH EQUIDISTANTLY SPACED FROM THE AXIS THEREOF; AN ANNULAR, CENTRALLY DISPOSED, PRIMARY GEAR HOUSING CARRIED BY THE LOWED SIDE OF SAID PRIMARY TURNTABLE; A FIRST PAIR OF GEARS DISPOSED WITHIN SAID PRIMARY GEAR HOUSING AND ENGAGED WITH SAID ANNULAR GEAR ON DIAMETRICALLY OPPOSITE SIDES THEREOF, A SECOND PAIR OF GEARS DISPOSED WITHIN SAID PRIMARY GEAR HOUSING EACH ENGAGING A RESPECTIVE ONE OF SAID FIRST PAIR OF GEARS; A PAIR OF SECONDARY GEAR HOUSINGS DETACHABLY SECURED ON THE UPPER SIDE OF SAID PRIMARY TURNTABLE IN DIAMETRICALLY OPPOSED POSITIONS, EACH SAID SECONDARY GEAR HOUSING HAVING A VERTICAL BORE EXTENDING THERETHROUGH; A THIRD GEAR DISPOSED IN EACH SECONDARY GEAR HOUSING; A DRIVE SHAFT EXTENDING THROUGH EACH OF SAID BORES IN THE PRIMARY TURNTABLE AND INTERCONNECTING THE RESPECTIVE SECOND AND THIRD GEARS; A FOURTH GEAR DISPOSED
Claim 2
Dependent Claim
209 words
DYNAMIC TEST APPARATUS INCLUDING: A SUPPORT FRAME; A BEARING ASSEMBLY SECURED WITHIN THE UPPER PORTION OF SAID FRAME; AN ANNULAR, FIXED GEAR HAVING TEETH ON ITS OUTER PERIPHERY AND HAVING A RADIAL FLANGE SECURED TO THE UPPER SIDE OF SAID BEARING ASSEMBLY, A PRIMARY TURNTABLE HAVING AN AXIAL SHAFT ROTATABLY JOURNALED WITHIN SAID BEARING ASSEMBLY, SAID TURNTABLE BEING THEREBY DISPOSED FOR ROTATION ABOUT A VERTICAL AXIS, SAID TURNTABLE HAVING A PAIR OF DIAMETRICALLY OPPOSED BORES EXTENDING VERTICALLY THERETHROUGH EQUIDISTANTLY SPACED FROM THE AXIS THEREOF; AN ANNULAR, CENTRALLY DISPOSED, PRIMARY GEAR HOUSING CARRIED BY THE LOWED SIDE OF SAID PRIMARY TURNTABLE; A FIRST PAIR OF GEARS DISPOSED WITHIN SAID PRIMARY GEAR HOUSING AND ENGAGED WITH SAID ANNULAR GEAR ON DIAMETRICALLY OPPOSITE SIDES THEREOF, A SECOND PAIR OF GEARS DISPOSED WITHIN SAID PRIMARY GEAR HOUSING EACH ENGAGING A RESPECTIVE ONE OF SAID FIRST PAIR OF GEARS; A PAIR OF SECONDARY GEAR HOUSINGS DETACHABLY SECURED ON THE UPPER SIDE OF SAID PRIMARY TURNTABLE IN DIAMETRICALLY OPPOSED POSITIONS, EACH SAID SECONDARY GEAR HOUSING HAVING A VERTICAL BORE EXTENDING THERETHROUGH; A THIRD GEAR DISPOSED IN EACH SECONDARY GEAR HOUSING; A DRIVE SHAFT EXTENDING THROUGH EACH OF SAID BORES IN THE PRIMARY TURNTABLE AND INTERCONNECTING THE RESPECTIVE SECOND AND THIRD GEARS; A FOURTH GEAR DISPOSED
References Cited (Backward Citations)
US3011333A
Cited
US3180131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |