US3133552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed responsive fuel controller
Assignee: Woodward Inc
•
Filing: 1962-02-23
•
Granted: 1964-05-19
•
Expires: 1982-02-23
Abstract
No abstract record available.
Inventors
- 👤 Fred W Newburgh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:50
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/26; F02C9/28; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1026; Y10T137/108; Y10T137/1098; Y10T137/1135; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2579; Y10T137/8158
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
IN A SPEED GOVERNOR, THE COMBINATION OF, A HOUSING HAVING A HIGH PRESSURE INLET AND A METERED LIQUID OUTLET, A ROTARY SHAFT JOURNALED IN AND PROJECTING THROUGH A WALL OF SAID HOUSING, A BALL HEAD FAST ON SAID SHAFT WITHIN SAID HOUSING, SAID SHAFT HAVING A LATERALLY OPENING HOLE DEFINED BY A VALVE SEAT BEYOND SAID BALL HEAD, A PASSAGE WITHIN SAID SHAFT ESTABLISHING COMMUNICATION BETWEEN SAID HOLE AND SAID INLET, A BELL-CRANK LEVER HAVING TWO ANGULARLY RELATED ARMS, MEANS FULCRUMING SAID LEVER ON SAID BALL HEAD TO SWING ABOUT AN AXIS PARALLELING SAID SHAFT AND LOCATED AT THE JUNCTION OF SAID ARMS, ONE OF SAID ARMS CONSTITUTING A FLYWEIGHT AND SWINGABLE RADIALLY ABOUT
Claim 2
Dependent Claim
114 words
IN A SPEED GOVERNOR, THE COMBINATION OF, A HOUSING HAVING A HIGH PRESSURE INLET AND A METERED LIQUID OUTLET, A ROTARY SHAFT JOURNALED IN AND PROJECTING THROUGH A WALL OF SAID HOUSING, A BALL HEAD FAST ON SAID SHAFT WITHIN SAID HOUSING, SAID SHAFT HAVING A LATERALLY OPENING HOLE DEFINED BY A VALVE SEAT BEYOND SAID BALL HEAD, A PASSAGE WITHIN SAID SHAFT ESTABLISHING COMMUNICATION BETWEEN SAID HOLE AND SAID INLET, A BELL-CRANK LEVER HAVING TWO ANGULARLY RELATED ARMS, MEANS FULCRUMING SAID LEVER ON SAID BALL HEAD TO SWING ABOUT AN AXIS PARALLELING SAID SHAFT AND LOCATED AT THE JUNCTION OF SAID ARMS, ONE OF SAID ARMS CONSTITUTING A FLYWEIGHT AND SWINGABLE RADIALLY ABOUT
References Cited (Backward Citations)
US248961A
Cited
US260842A
Cited
USRE15650E
Cited
US781833A
Cited
US1347208A
Cited
US1720652A
Cited
US1912668A
Cited
US2587981A
Cited
US2598439A
Cited
US2840094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |