US3099328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic speed control device
Assignee: Rheem Manufacturing Co
•
Filing: 1960-08-25
•
Granted: 1963-07-30
•
Expires: 1980-08-25
Abstract
No abstract record available.
Inventors
- 👤 Berg Richard E Von
- 👤 Laurent Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:22
CPC Classifications
B; B60; B60K; B60K31/00; B60K31/06; B60K31/08; F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/023; F02D2700/0233
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
A HYDRAULIC SPEED CONTROL DEVICE FOR AN INTERNAL COMBUSTION ENGINE WHICH COMPRISES: A HYDRAULIC PUMP CONTROLLED BY THE SPEED OF AN AUTOMOTIVE VEHICLE; A SOLENOID VALVE HYDRAULICALLY CONNECTED TO SAID PUMP SO AS TO BLOCK HYDRAULIC PRESSURE WHEN THE DEVICE IS OPERATIVE, AND TO PASS HYDRAULIC PRESSURE WHEN THE DEVICE IS OPERATIVE; A FIRST HYDRAULIC PRESSURE LINE CONNECTED TO SAID SOLENOID VALVE; A FIRST ACTUATOR CONNECTED TO SAID FIRST HYDRAULIC PRESSURE LINE SO AS TO BE OPERATIVE WHEN HYDRAULIC PRESSURE PASSES THROUGH SAID SOLENOID VALVE; A THROTTLE HAVING ENDS, PIVOTALLY MOUNTED ON A BASE INTERMEDIATE THE ENDS OF SAID THROTTLE AND HAVING SAID FIRST ACTUATOR PIVOTALLY CONNECTED TO SAID THROTTLE ADJACENT ONE END OF SAID THROTTLE SO AS TO PIVOTALLY MOVE SAID THROTTLE UPON ACTUATION OF SAID FIRST ACTUATOR; A LINK MOUNTED ON SAID THROTTLE ADJACENT THE OTHER END OF SAID THROTTLE; A CARBURETOR FLOW VALVE OPERATIVELY CONNECTED TO SAID LINK; A SECOND HYDRAULIC PRESSURE LINE OPERATIVELY CONNECTED TO SAID FIRST HYDRAULIC PRESSURE LINE INTERMEDIATE SAID SOLENOID VALVE AND SAID FIRST ACTUATOR; A PRESSURE-OPERATED SHUT-OFF VALVE CONNECTED TO SAID SECOND HYDRAULIC PRESSURE LINE TO PREVENT OPERATION OF THE DEVICE UNTIL A PREDETERMINED VEHICULAR SPEED IS REACHED; A THIRD HYDRAULIC PRESSURE LINE HAVING ENDS, HAVING OINE END CONNECTED TO
Claim 2
Dependent Claim
208 words
A HYDRAULIC SPEED CONTROL DEVICE FOR AN INTERNAL COMBUSTION ENGINE WHICH COMPRISES: A HYDRAULIC PUMP CONTROLLED BY THE SPEED OF AN AUTOMOTIVE VEHICLE; A SOLENOID VALVE HYDRAULICALLY CONNECTED TO SAID PUMP SO AS TO BLOCK HYDRAULIC PRESSURE WHEN THE DEVICE IS OPERATIVE, AND TO PASS HYDRAULIC PRESSURE WHEN THE DEVICE IS OPERATIVE; A FIRST HYDRAULIC PRESSURE LINE CONNECTED TO SAID SOLENOID VALVE; A FIRST ACTUATOR CONNECTED TO SAID FIRST HYDRAULIC PRESSURE LINE SO AS TO BE OPERATIVE WHEN HYDRAULIC PRESSURE PASSES THROUGH SAID SOLENOID VALVE; A THROTTLE HAVING ENDS, PIVOTALLY MOUNTED ON A BASE INTERMEDIATE THE ENDS OF SAID THROTTLE AND HAVING SAID FIRST ACTUATOR PIVOTALLY CONNECTED TO SAID THROTTLE ADJACENT ONE END OF SAID THROTTLE SO AS TO PIVOTALLY MOVE SAID THROTTLE UPON ACTUATION OF SAID FIRST ACTUATOR; A LINK MOUNTED ON SAID THROTTLE ADJACENT THE OTHER END OF SAID THROTTLE; A CARBURETOR FLOW VALVE OPERATIVELY CONNECTED TO SAID LINK; A SECOND HYDRAULIC PRESSURE LINE OPERATIVELY CONNECTED TO SAID FIRST HYDRAULIC PRESSURE LINE INTERMEDIATE SAID SOLENOID VALVE AND SAID FIRST ACTUATOR; A PRESSURE-OPERATED SHUT-OFF VALVE CONNECTED TO SAID SECOND HYDRAULIC PRESSURE LINE TO PREVENT OPERATION OF THE DEVICE UNTIL A PREDETERMINED VEHICULAR SPEED IS REACHED; A THIRD HYDRAULIC PRESSURE LINE HAVING ENDS, HAVING OINE END CONNECTED TO
References Cited (Backward Citations)
US2148729A
Cited
US2324191A
Cited
GB568054A
Cited
US2369397A
Cited
US2486369A
Cited
US2714880A
Cited
US2916100A
Cited
US2972391A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |