Patent US3096840A successfully refreshed from Google Patents.
US3096840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor suspension permitting pivotal movement of track frames
Assignee: Motors Liquidation Co
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Filing: 1960-05-25
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Granted: 1963-07-09
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Expires: 1980-05-25
Abstract
No abstract record available.
Inventors
- 👤 Mazzarins Janis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:58
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/084; B62D55/0842; B62D55/104; B62D55/12; B62D55/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A SUSPENSION FOR A CRAWLER TRACTOR COMPRISING A MAIN FRAME, A DERIVE SPROCKET ASSEMBLY AT EACH SIDE OF SAID MAIN FRAME AT THE REAR THEREOF, EACH SPROCKET ASSEMBLY COMPRISING A HOUSING OPERATIVELY RIGIDLY SECURED TO ONE SIDE OF SAID MAIN FRAME AND PROJECTING LATERALLY OUTWARDLY THEREFROM, A SPROCKET WHEEL MOUNTED ON THE OUTER END OF SAID HOUSING AND SPACED FROM SAID MAIN FRAME, MEANS FOR ROTATABLY DRIVING SAID SPROCKET WHEEL, AN ADAPTER SURROUNDING AND SUBSTANTIALLY RIGIDLY SECURED TO EACH OF SAID HOUSINGS BETWEEN SAID MAIN FRAME AND SAID SPROCKET WHEEL, EACH OF SAID ADAPTERS COMPRISING AND ANNULAR EXTERNAL BEARING SURFACE SUBSTANTIALLY COAXIAL WITH THE AXIS OF ROTATION OF SAID SPROCKET WHEEL AND A PAIR OF OPPOSITELY PROJECTING SUBSTANTIALLY VERTICALLY ALIGNED AXLES, A TRACK ROLLER FRAME AT EACH SIDE OF SAID MAIN FRAME, EACH OF SAID ROLLER FRAMES COMPRISING A YOKE INCLUDING AN ANNULAR INTERNAL BEARING SURFACE AT THE REAR END THEREOF SURROUNDING
Claim 2
Dependent Claim
152 words
A SUSPENSION FOR A CRAWLER TRACTOR COMPRISING A MAIN FRAME, A DERIVE SPROCKET ASSEMBLY AT EACH SIDE OF SAID MAIN FRAME AT THE REAR THEREOF, EACH SPROCKET ASSEMBLY COMPRISING A HOUSING OPERATIVELY RIGIDLY SECURED TO ONE SIDE OF SAID MAIN FRAME AND PROJECTING LATERALLY OUTWARDLY THEREFROM, A SPROCKET WHEEL MOUNTED ON THE OUTER END OF SAID HOUSING AND SPACED FROM SAID MAIN FRAME, MEANS FOR ROTATABLY DRIVING SAID SPROCKET WHEEL, AN ADAPTER SURROUNDING AND SUBSTANTIALLY RIGIDLY SECURED TO EACH OF SAID HOUSINGS BETWEEN SAID MAIN FRAME AND SAID SPROCKET WHEEL, EACH OF SAID ADAPTERS COMPRISING AND ANNULAR EXTERNAL BEARING SURFACE SUBSTANTIALLY COAXIAL WITH THE AXIS OF ROTATION OF SAID SPROCKET WHEEL AND A PAIR OF OPPOSITELY PROJECTING SUBSTANTIALLY VERTICALLY ALIGNED AXLES, A TRACK ROLLER FRAME AT EACH SIDE OF SAID MAIN FRAME, EACH OF SAID ROLLER FRAMES COMPRISING A YOKE INCLUDING AN ANNULAR INTERNAL BEARING SURFACE AT THE REAR END THEREOF SURROUNDING
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |