Patent US3085644A successfully refreshed from Google Patents.
US3085644A
Expired / Lapsed
US
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Tractor control and driving means therefor
Assignee: Patent Concern NV
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Filing: 1960-03-28
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Granted: 1963-04-16
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Expires: 1980-03-28
Abstract
No abstract record available.
Inventors
- 👤 Lely Cornelis Van Der
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:05
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/02; B; B60; B60K; B60K17/00; B60K17/34; B60K17/358; B60K5/00; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/14; B60N2/143; B62; B62D; B62D1/00; B62D1/02; B62D1/12; B62D49/00; B62D49/06; B62D49/0657; B62D7/00; B62D7/06; B62D7/14; B62D7/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A TRACTOR COMPRISING A FRAME SUPPORTED ON STEERABLE GROUND WHEEL MEANS, A DRIVER''S SEAT MOUNTED ON SAID FRAME SO AS TO BE ROTATABLE ABOUT A SUBSTANTIALLY VERTICAL AXIS, A CONTROL STICK MEANS MOUNTED ON SAID SEAT PROVIDED WITH MEANS COMPRISING A UNIVERSAL JOINT, A TRANSMISSION MECHANISM COUPLING THE CONTROL STICK MEANS WITH SAID STEERABLE WHEEL MEANS, SAID TRANSMISSION MECHANISM COMPRISING AT LEAST TWO PARTS, SAID PARTS BEING ROTATABLE WITH RESPECT TO EACH OTHER ABOUT A PIVOT AXIS, THE FIRST PART BEING ADAPTED TO TURN WITH THE SEAT AND THE SECOND PART OCCUPYING A FIXED POSITION WITH RESPECT TO THE FRAME WHEN THE SEAT IS TURNED, SAID FIRST PART COMPRISING A COUPLING MEANS CONNECTED TO SAID CONTROL STICK MEANS INCLUDING A UNIVERSAL JOINT, SAID COUPLING MEANS BEING ROTATABLE ABOUT SAID PIVOT AXIS AND SLIDEABLE PARALLEL TO SAID PIVOT AXIS WITH RESPECT TO THE SECOND PART OF SAID TRANSMISSION MECHANISM, WHEREBY SAID SEAT AND CONTROL STICK MEANS MAY BE ADJUSTED TO DIFFERENT POSITIONS ABOUT VERTICAL AXES.
Claim 2
Dependent Claim
164 words
A TRACTOR COMPRISING A FRAME SUPPORTED ON STEERABLE GROUND WHEEL MEANS, A DRIVER''S SEAT MOUNTED ON SAID FRAME SO AS TO BE ROTATABLE ABOUT A SUBSTANTIALLY VERTICAL AXIS, A CONTROL STICK MEANS MOUNTED ON SAID SEAT PROVIDED WITH MEANS COMPRISING A UNIVERSAL JOINT, A TRANSMISSION MECHANISM COUPLING THE CONTROL STICK MEANS WITH SAID STEERABLE WHEEL MEANS, SAID TRANSMISSION MECHANISM COMPRISING AT LEAST TWO PARTS, SAID PARTS BEING ROTATABLE WITH RESPECT TO EACH OTHER ABOUT A PIVOT AXIS, THE FIRST PART BEING ADAPTED TO TURN WITH THE SEAT AND THE SECOND PART OCCUPYING A FIXED POSITION WITH RESPECT TO THE FRAME WHEN THE SEAT IS TURNED, SAID FIRST PART COMPRISING A COUPLING MEANS CONNECTED TO SAID CONTROL STICK MEANS INCLUDING A UNIVERSAL JOINT, SAID COUPLING MEANS BEING ROTATABLE ABOUT SAID PIVOT AXIS AND SLIDEABLE PARALLEL TO SAID PIVOT AXIS WITH RESPECT TO THE SECOND PART OF SAID TRANSMISSION MECHANISM, WHEREBY SAID SEAT AND CONTROL STICK MEANS MAY BE ADJUSTED TO DIFFERENT POSITIONS ABOUT VERTICAL AXES.
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |