US3311186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Riding tractor
Assignee: SIMPLICITY MANUFACTURING COMPANY PORT WASHINGTON WI A CORP OF WI
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Filing: 1963-09-09
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Granted: 1967-03-28
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Expires: 1983-09-09
Abstract
No abstract record available.
Inventors
- 👤 Kamlukin Igor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:27
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/28; B62; B62D; B62D49/00; B62D49/06; B62D49/0664; B62D49/0671; E; E01; E01H; E01H5/00; E01H5/04; E01H5/08; E01H5/09; E01H5/098; Y; Y10; Y10S; Y10S180/00; Y10S180/90; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19386; Y10T74/19405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A TRACTOR OF THE TYPE THAT IS CHARACTERIZED BY A CHASSIS WHICH COMPRISES AN ELONGATED FRAME EXTENDING FORE AND AFT OF THE TRACTOR, A FRONT AXLE STRUCTURE HAVING WHEEL MEANS SUPPORTING THE FRONT PORTION OF THE FRAME, AND A REAR AXLE STRUCTURE FROM WHICH THE REAR PORTION OF THE FRAME IS SUPPORTED, SAID REAR AXLE STRUCTURE INCLUDING A PAIR OF COAXIAL DRIVE WHEELS AT OPPOSITE SIDES OF THE CHASSIS, AND SAID TRACTOR BEING FURTHER CHARACTERIZED BY: A. A PRIME MOVER MOUNTED ON THE FRAME AT THE FRONT PORTION THEREOF; B. A PRIME MOVER DRIVEN POWER MEMBER DISPOSED AT THE UNDERSIDE OF THE FRAME AND ROTATABLE ABOUT AN AXIS FIXED WITH RESPECT TO THE FRAME; C. HOUSING MEANS PROVIDING PART OF THE REAR AXLE STRUCTURE, SAID HOUSING MEANS BEING LOCATED BETWEEN THE DRIVE WHEELS AND HAVING AN UPPER PORTION DISPOSED A DISTANCE ABOVE THE AXIS OF THE DRIVE WHEELS, AND SAID HOUSING MEANS CONTAINING (1) DRIVE MECHANISM INCLUDING REVERSIBLE TORQUE TRANSMITTING MEANS DRIVINGLY CONNECTABLE WITH THE DRIVE WHEELS, AND
Claim 2
Dependent Claim
168 words
A TRACTOR OF THE TYPE THAT IS CHARACTERIZED BY A CHASSIS WHICH COMPRISES AN ELONGATED FRAME EXTENDING FORE AND AFT OF THE TRACTOR, A FRONT AXLE STRUCTURE HAVING WHEEL MEANS SUPPORTING THE FRONT PORTION OF THE FRAME, AND A REAR AXLE STRUCTURE FROM WHICH THE REAR PORTION OF THE FRAME IS SUPPORTED, SAID REAR AXLE STRUCTURE INCLUDING A PAIR OF COAXIAL DRIVE WHEELS AT OPPOSITE SIDES OF THE CHASSIS, AND SAID TRACTOR BEING FURTHER CHARACTERIZED BY: A. A PRIME MOVER MOUNTED ON THE FRAME AT THE FRONT PORTION THEREOF; B. A PRIME MOVER DRIVEN POWER MEMBER DISPOSED AT THE UNDERSIDE OF THE FRAME AND ROTATABLE ABOUT AN AXIS FIXED WITH RESPECT TO THE FRAME; C. HOUSING MEANS PROVIDING PART OF THE REAR AXLE STRUCTURE, SAID HOUSING MEANS BEING LOCATED BETWEEN THE DRIVE WHEELS AND HAVING AN UPPER PORTION DISPOSED A DISTANCE ABOVE THE AXIS OF THE DRIVE WHEELS, AND SAID HOUSING MEANS CONTAINING (1) DRIVE MECHANISM INCLUDING REVERSIBLE TORQUE TRANSMITTING MEANS DRIVINGLY CONNECTABLE WITH THE DRIVE WHEELS, AND
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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) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |