Patent US3263838A successfully refreshed from Google Patents.
US3263838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor vehicles for moving felled trees
Assignee: Valmet AB
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Filing: 1965-03-01
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Granted: 1966-08-02
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Expires: 1985-03-01
Abstract
No abstract record available.
Inventors
- 👤 Herolf Kjell Olof Gunnar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:08
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/003; A01G23/006; B; B60; B60P; B60P3/00; B60P3/40; B60P3/41
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A TRACTOR VEHICLE FOR MOVING FELLED TREES HAVING FRONT AND REAR AXLES AND A STRUCTURE DEFINING AN OPERATING SPACED FOR THE DRIVER, A VERTICAL PIVOT MOUNTED ON SAID HOUSING, A HOLDER ROTATABLY MOUNTED ON SAID PIVOT, A HORIZONTAL SHAFT MOUNTED ON SAID HOLDER AT A SUBSTANTIAL DISTANCE FROM SAID PIVOT, A LOAD LIFTING ARM HAVING A FIRST SHANK AND A SECOND SHANK RIGIDLY CONNECTED AT AN END OF EACH TO EACH OTHER AT A SUBSTANTIAL ANGLE, SAID FIRST SHANK NORMALLY EXTENDING OVER SAID HOLDER WITH ITS FREE END CONNECTED TO SAID HORIZONTAL SHAFT, SAID SECOND SHANK NORMALLY EXTENDING DOWNWARDLY ADJACENT SAID HOUSING WITH TREE GRASPING MEANS SECURED TO THE FREE END THEREOF, MEANS FOR ROTATING SAID HOLDER, MEANS FOR RAISING AND LOWERING SAID LIFTING ARM AND MEANS FOR OPERATING SAID TREE GRASPING MEANS, SAID PIVOT BEING A VERTICAL PLANE AT A SUBSTANTIAL DISTANCE FROM ONE OF SAID AXLES ON THE SIDE THEREOF REMOTE FROM THE OTHER OF SAID AXLES AND SAID HORIZONTAL SHAFT BEING AT A SUBSTANTIAL DISTANCE FROM SAID PIVOT ON THE SIDE THEREOF OPPOSITE TO SAID SECOND SHANK.
Claim 2
Dependent Claim
180 words
A TRACTOR VEHICLE FOR MOVING FELLED TREES HAVING FRONT AND REAR AXLES AND A STRUCTURE DEFINING AN OPERATING SPACED FOR THE DRIVER, A VERTICAL PIVOT MOUNTED ON SAID HOUSING, A HOLDER ROTATABLY MOUNTED ON SAID PIVOT, A HORIZONTAL SHAFT MOUNTED ON SAID HOLDER AT A SUBSTANTIAL DISTANCE FROM SAID PIVOT, A LOAD LIFTING ARM HAVING A FIRST SHANK AND A SECOND SHANK RIGIDLY CONNECTED AT AN END OF EACH TO EACH OTHER AT A SUBSTANTIAL ANGLE, SAID FIRST SHANK NORMALLY EXTENDING OVER SAID HOLDER WITH ITS FREE END CONNECTED TO SAID HORIZONTAL SHAFT, SAID SECOND SHANK NORMALLY EXTENDING DOWNWARDLY ADJACENT SAID HOUSING WITH TREE GRASPING MEANS SECURED TO THE FREE END THEREOF, MEANS FOR ROTATING SAID HOLDER, MEANS FOR RAISING AND LOWERING SAID LIFTING ARM AND MEANS FOR OPERATING SAID TREE GRASPING MEANS, SAID PIVOT BEING A VERTICAL PLANE AT A SUBSTANTIAL DISTANCE FROM ONE OF SAID AXLES ON THE SIDE THEREOF REMOTE FROM THE OTHER OF SAID AXLES AND SAID HORIZONTAL SHAFT BEING AT A SUBSTANTIAL DISTANCE FROM SAID PIVOT ON THE SIDE THEREOF OPPOSITE TO SAID SECOND SHANK.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |