US3401709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal force operated hydraulic governors
Assignee: Old Carco LLC
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Filing: 1966-05-27
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Granted: 1968-09-17
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Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Ervin R Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:39
CPC Classifications
G; G05; G05D; G05D13/00; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/108; Y10T137/1135
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
134 words
A GOVERNOR COMPRISING A BODY ADAPTED TO BE MOUNTED ON ONE SIDE OF A ROTATABLE MEMBER, SAID BODY HAVING A RADIALLY EXTENDING BORE THEREIN, AN INLET INTO SAID BORE ADAPTED TO BE CONNECTED TO A SOURCE OF PRESSURE FLUID, AN OUTLET FROM SAID BORE ADAPTED TO BE CONNECTED TO A FLUID PRESSURE OPERATED DEVICE, SAID OUTLET BEING LOCATED OUTWARDLY OF SAID INLET, A VENT FROM SAID BORE, SAID VENT BEING LOCATED OUTWARDLY OF SAID OUTLET, A VALVE MEMBER IN SAID BORE MOVABLE RADIALLY THEREIN AND ADAPTED TO BE MOVED OUTWARDLY BY CENTRIFUGAL FORCE, WEIGHT MEANS CONNECTED TO SAID VALVE FOR AIDING THE OUTWARD MOVEMENT OF SAID VALVE, SAID VALVE PLACING SAID INLET AND OUTLET IN COMMUNICATION AS IT MOVES OUTWARDLY AND PLACING SAID OUTLET IN COMMUNICATION WITH SAID VENT AS IT MOVES RADIALLY INWARDLY.
References Cited (Backward Citations)
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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) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |