Patent US3078656A successfully refreshed from Google Patents.
US3078656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Governor mechanism for hydrostatically driven vehicle
Assignee: International Motors LLC
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Filing: 1960-10-28
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Granted: 1963-02-26
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Expires: 1980-10-28
Abstract
No abstract record available.
Inventors
- 👤 Jedrzykowski Edmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:51
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/40; F16H61/46; F16H61/465; Y; Y10; Y10S; Y10S56/00; Y10S56/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
FOR A HYDROSTATIC POWER TRANSMISSION SYSTEM HAVING AN ENGINE DRIVEN VARIABLE DISPLACEMENT FLUID PUMP COMMUNICATIVELY CONNECTED TO AT LEAST ONE FLUID MOTOR, SAID ENGINE HAVING A THRITTLE CONTROL MEANS, A GOVERNOR MECHANISM OPERATIVELY CONNECTED TO REGULATE THE SPEED OF SAID ENGINE SUBSTANTIALLY AT A PREDETERMINED CONSTANT IRRESPECTIVE OF FORCE REQUIREMENTS IMPOSED ON SAID MOTOR COMPRISING A SPEED RESPONSIVE DEVICE OPERABLE CONNECTED TO SAID ENGINE, MEANS OPERATIVELY CONNECTING SAID SPEED RESPONSIVE DEVICE TO THE THROTTLE CONTROL OF SAID ENGINE POSITIONED FOR CONTROLLING SAID THROTTLE WHEN SAID ENGINE SPEED EXCEEDS SAID PREDETERMINED SPEED, A GOVERNOR CONTROLLED POWER MEANS OPERATIVELY CONNECTED FOR DECREASING DISPLACEMENT OF SAID PUMP, A GOVENOR VALVE OPARABLE RESPONSIVE TO SAID SPEED RESPONSIVE DEVICE, SAID VALVE BEING COMMUNICATIVELY CONNECTED TO A SOURCE OF FLUID PRESSURE AND SAID GOVERNOR CONTROLLED POWER MEANS WHEREBY SAID VALVE AND POWER MEANS ARE ACTUATED BY SAID SPEED RESPONSIVE DEVICE IN A DIRECTION TO DECREASE DISPLACEMENT OF SAID PUMP WHEN THE SPEED OF SAID ENGINE OPERTING AT MAXIMUM THROTTLE IS LESS THAN SAID PREDETERMINED SPEED
Claim 2
Dependent Claim
169 words
FOR A HYDROSTATIC POWER TRANSMISSION SYSTEM HAVING AN ENGINE DRIVEN VARIABLE DISPLACEMENT FLUID PUMP COMMUNICATIVELY CONNECTED TO AT LEAST ONE FLUID MOTOR, SAID ENGINE HAVING A THRITTLE CONTROL MEANS, A GOVERNOR MECHANISM OPERATIVELY CONNECTED TO REGULATE THE SPEED OF SAID ENGINE SUBSTANTIALLY AT A PREDETERMINED CONSTANT IRRESPECTIVE OF FORCE REQUIREMENTS IMPOSED ON SAID MOTOR COMPRISING A SPEED RESPONSIVE DEVICE OPERABLE CONNECTED TO SAID ENGINE, MEANS OPERATIVELY CONNECTING SAID SPEED RESPONSIVE DEVICE TO THE THROTTLE CONTROL OF SAID ENGINE POSITIONED FOR CONTROLLING SAID THROTTLE WHEN SAID ENGINE SPEED EXCEEDS SAID PREDETERMINED SPEED, A GOVERNOR CONTROLLED POWER MEANS OPERATIVELY CONNECTED FOR DECREASING DISPLACEMENT OF SAID PUMP, A GOVENOR VALVE OPARABLE RESPONSIVE TO SAID SPEED RESPONSIVE DEVICE, SAID VALVE BEING COMMUNICATIVELY CONNECTED TO A SOURCE OF FLUID PRESSURE AND SAID GOVERNOR CONTROLLED POWER MEANS WHEREBY SAID VALVE AND POWER MEANS ARE ACTUATED BY SAID SPEED RESPONSIVE DEVICE IN A DIRECTION TO DECREASE DISPLACEMENT OF SAID PUMP WHEN THE SPEED OF SAID ENGINE OPERTING AT MAXIMUM THROTTLE IS LESS THAN SAID PREDETERMINED SPEED
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |