US3199376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering transmission for track laying vehicles
Assignee: Individual
•
Filing: 1962-05-31
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Granted: 1965-08-10
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Expires: 1982-05-31
Abstract
No abstract record available.
Inventors
- 👤 Lalio George M De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:14
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/02; F16H47/04; B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; B62D11/10; B62D11/14; B62D11/18; F16H37/00; F16H37/02; F16H37/06; F16H37/08; F16H37/0833; F16H37/084; F16H2037/088; F16H2047/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
318 words
STEERING TRANSMISSION FOR TRACK LAYING VEHICLES AND THE LIKE COMPRISING INPUT MEANS, A DRIVEN SHAFT, A PAIR OF SPACED OUTPUT MEANS, EACH OF SAID OUTPUT MEANS BEING CONNECTED WITH SAID DRIVEN SHAFT BY A STEERING PLANETARY GEARING THEREBY DEFINING A PAIR OF PLANETARY GEARINGS, FIRST RATIO CONTROL GEARING DRIVINGLY CONNECTED BETWEEN SAID INPUT MEANS AND SAID DRIVEN SHAFT, SECOND RATIO CONTROL GEARING DRIVINGLY CONNECTED BETWEEN SAID INPUT MEANS AND SAID DRIVEN SHAFT, A FIRST HYDRAULIC TRANSMISSION MEANS INCLUDING AN INPUT AND AN OUTPUT, THE INPUT OF SAID FIRST HYDRAULIC TRANSMISSION MEANS BEING CONNECTED TO A PORTION OF SAID FIRST RATIO CONTROL GEARING, THE OUTPUT OF SAID FIRST HYDRAULIC TRANSMISSION MEANS BEING CONNECTED TO A PORTION OF SAID SECOND RATIO CONTROL GEARING, SAID DRIVEN SHAFT BEING ELONGATED AND BEING CONNECTED AT T HE OPPOSITE END PORTIONS THEREOF WITH EACH OF SAID PLANETARY GEARINGS, SAID FIRST AND SECOND RATIO CONTROL GEARING INCLUDING GEARING PORTIONS POSITIONED BETWEEN SAID PLANETARY GEARINGS AND CARRIED BY SAID DRIVEN SHAFT AND DISPOSED IN SURROUNDING CONCENTRIC RELATIONSHIP WITH SAID DRIVEN SHAFT, SAID FIRST AND SECOND RATIO CONTROL GEARINGS EACH HAVING A SEPARATE DRIVE CONNECTION TO SAID COMMON DRIVEN SHAFT, A COMMON STEERING SHAFT, SAID COMMON STEERING SHAFT BEING CONNECTED WITH A PORTION OF EACH OF SAID STEERING PLANETARY GEARINGS SUCH THAT ROTATION OF SAID STEERING PLANETARY GEARINGS WILL CAUSE MOVEMENT IN OPPOSITE DIRECTIONS OF THE PORTIONS OF THE RESPECTIVE STEERING PLANETARY GEARINGS CONNECTED WITH THE STEERING SHAFT, A SECOND HYDRAULIC TRANSMISSION MEANS INCLUDING AN INPUT AND AN OUTPUT, THE OUTPUT OF SAID SECOND HYDRAULIC TRANSMISSION MEANS BEING DRIVINGLY CONNECTED WITH SAID COMMON STEERING SHAFT, THE INPUT OF SAID SECOND HYDRAULIC TRANSMISSION MEANS BEING DRIVINGLY CONNECTED WITH THE INPUT MEANS OF THE STEERING TRANSMISSION, AND MEANS FOR SELECTIVELY COUPLING A PORTION OF SAID FIRST RATIO CONTROL GEARING DIRECTLY TO SAID DRIVEN SHAFT, AND MEANS FOR SELECTIVELY LOCKING A PORTION OF SAID FIRST RATIO CONTROL GEARING AGAINST MOVEMENT.
Claim 2
Dependent Claim
318 words
STEERING TRANSMISSION FOR TRACK LAYING VEHICLES AND THE LIKE COMPRISING INPUT MEANS, A DRIVEN SHAFT, A PAIR OF SPACED OUTPUT MEANS, EACH OF SAID OUTPUT MEANS BEING CONNECTED WITH SAID DRIVEN SHAFT BY A STEERING PLANETARY GEARING THEREBY DEFINING A PAIR OF PLANETARY GEARINGS, FIRST RATIO CONTROL GEARING DRIVINGLY CONNECTED BETWEEN SAID INPUT MEANS AND SAID DRIVEN SHAFT, SECOND RATIO CONTROL GEARING DRIVINGLY CONNECTED BETWEEN SAID INPUT MEANS AND SAID DRIVEN SHAFT, A FIRST HYDRAULIC TRANSMISSION MEANS INCLUDING AN INPUT AND AN OUTPUT, THE INPUT OF SAID FIRST HYDRAULIC TRANSMISSION MEANS BEING CONNECTED TO A PORTION OF SAID FIRST RATIO CONTROL GEARING, THE OUTPUT OF SAID FIRST HYDRAULIC TRANSMISSION MEANS BEING CONNECTED TO A PORTION OF SAID SECOND RATIO CONTROL GEARING, SAID DRIVEN SHAFT BEING ELONGATED AND BEING CONNECTED AT T HE OPPOSITE END PORTIONS THEREOF WITH EACH OF SAID PLANETARY GEARINGS, SAID FIRST AND SECOND RATIO CONTROL GEARING INCLUDING GEARING PORTIONS POSITIONED BETWEEN SAID PLANETARY GEARINGS AND CARRIED BY SAID DRIVEN SHAFT AND DISPOSED IN SURROUNDING CONCENTRIC RELATIONSHIP WITH SAID DRIVEN SHAFT, SAID FIRST AND SECOND RATIO CONTROL GEARINGS EACH HAVING A SEPARATE DRIVE CONNECTION TO SAID COMMON DRIVEN SHAFT, A COMMON STEERING SHAFT, SAID COMMON STEERING SHAFT BEING CONNECTED WITH A PORTION OF EACH OF SAID STEERING PLANETARY GEARINGS SUCH THAT ROTATION OF SAID STEERING PLANETARY GEARINGS WILL CAUSE MOVEMENT IN OPPOSITE DIRECTIONS OF THE PORTIONS OF THE RESPECTIVE STEERING PLANETARY GEARINGS CONNECTED WITH THE STEERING SHAFT, A SECOND HYDRAULIC TRANSMISSION MEANS INCLUDING AN INPUT AND AN OUTPUT, THE OUTPUT OF SAID SECOND HYDRAULIC TRANSMISSION MEANS BEING DRIVINGLY CONNECTED WITH SAID COMMON STEERING SHAFT, THE INPUT OF SAID SECOND HYDRAULIC TRANSMISSION MEANS BEING DRIVINGLY CONNECTED WITH THE INPUT MEANS OF THE STEERING TRANSMISSION, AND MEANS FOR SELECTIVELY COUPLING A PORTION OF SAID FIRST RATIO CONTROL GEARING DIRECTLY TO SAID DRIVEN SHAFT, AND MEANS FOR SELECTIVELY LOCKING A PORTION OF SAID FIRST RATIO CONTROL GEARING AGAINST MOVEMENT.
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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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |