US3194252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic speed governor with manual control
Assignee: Holley Performance Products Inc
•
Filing: 1961-05-22
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Granted: 1965-07-13
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Expires: 1981-05-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Ramuald B Locher
- 👤 Jr George W Nicoletti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:18
CPC Classifications
G; G05; G05D; G05D13/00; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/108; Y10T137/1135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A GOVERNOR FOR AN INTERNAL COMBUSTION ENGINE OR SIMILAR DEVICE HAVING A SPEED CONTROL MEMBER SUCH AS A THROTTLE, COMPRISING MECHANISM FOR POSITIONING THE SPEED CONTROL MEMBER AT SPEEDS ABOVE A PREDETERMINED SPEED, DIAPHRAGM ACTUATING MEANS OPERABLY ASSOCIATED WITH SAID MECHANISM FOR ADJUSTING THE MECHANISM IN ACCORDANCE WITH A DIFFERENCE BETWEEN HYDRAULIC PRESSURES APPLIED THERETO INCLUDING A PAIR OF HOUSINGS, EACH INCLUDING TWO PARTS AND HAVING A DIAPHRAGM CLAMPED THEREBETWEEN FORMING A PRESSURE CHAMBER BETWEEN THE DIAPHRAGM AND ONE PART OF THE HOUSING AND A PISTON ROD SECURED TO THE DIAPHRAGM AND CONNECTED TO THE MECHANISM FOR POSITIONING THE SPEED CONTROL MEMBER AND HYDRAULIC CONTROL MEANS OPERABLY ASSOCIATED WITH SAID DIAPHRAGM ACTUATING MEANS FOR REGULATING THE HYDRAULIC PRESSURE DIFFERENTIAL APPLIED TO THE ACTUATING MEANS IN ACCORDANCE WITH THE SPEED OF THE DEVICE INCLUDING A HYDRAULIC FLUID SUPPLY TANK AND A SEPARATE RESTRICTED EXHAUST PASSAGE EXTENDING BETWEEN EACH OF SAID PRESSURE CHAMBERS OF THE DIAPHRAGM ACTUATING MEANS AND THE HYDRAULIC FLUID SUPPLY TANK.
Claim 2
Dependent Claim
162 words
A GOVERNOR FOR AN INTERNAL COMBUSTION ENGINE OR SIMILAR DEVICE HAVING A SPEED CONTROL MEMBER SUCH AS A THROTTLE, COMPRISING MECHANISM FOR POSITIONING THE SPEED CONTROL MEMBER AT SPEEDS ABOVE A PREDETERMINED SPEED, DIAPHRAGM ACTUATING MEANS OPERABLY ASSOCIATED WITH SAID MECHANISM FOR ADJUSTING THE MECHANISM IN ACCORDANCE WITH A DIFFERENCE BETWEEN HYDRAULIC PRESSURES APPLIED THERETO INCLUDING A PAIR OF HOUSINGS, EACH INCLUDING TWO PARTS AND HAVING A DIAPHRAGM CLAMPED THEREBETWEEN FORMING A PRESSURE CHAMBER BETWEEN THE DIAPHRAGM AND ONE PART OF THE HOUSING AND A PISTON ROD SECURED TO THE DIAPHRAGM AND CONNECTED TO THE MECHANISM FOR POSITIONING THE SPEED CONTROL MEMBER AND HYDRAULIC CONTROL MEANS OPERABLY ASSOCIATED WITH SAID DIAPHRAGM ACTUATING MEANS FOR REGULATING THE HYDRAULIC PRESSURE DIFFERENTIAL APPLIED TO THE ACTUATING MEANS IN ACCORDANCE WITH THE SPEED OF THE DEVICE INCLUDING A HYDRAULIC FLUID SUPPLY TANK AND A SEPARATE RESTRICTED EXHAUST PASSAGE EXTENDING BETWEEN EACH OF SAID PRESSURE CHAMBERS OF THE DIAPHRAGM ACTUATING MEANS AND THE HYDRAULIC FLUID SUPPLY TANK.
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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) | 1968-07-12 | 1969-01-11 | 1969-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-12 | 1973-01-11 | 1973-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-12 | 1977-01-11 | 1977-07-13 | $7700.00 | Window Closed / Lapsed |