US3073329A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Isochronous governor
Assignee: Motors Liquidation Co
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Filing: 1960-08-22
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Granted: 1963-01-15
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Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 Howard B Kast
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:11
CPC Classifications
F; F02; F02D; F02D9/00; F02D31/00; F02D31/001; F02D31/002; Y; Y10; Y10T; Y10T137/00; Y10T137/0971; Y10T137/1007; Y10T137/1044; Y10T137/2278
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
A SYSTEM THE SPEED OF WHICH IS TO BE CONTROLLED COMPRISING, IN COMBINATION, A FIRST GOVERNOR HAVING A RELATIVELY WIDE THROTTLING RANGE, A SECOND GOVERNOR HAVING A RELATIVELY NARROW THROTTLING RANGE CONSIDERED A CONTROL POINT, A COMMON SPEED ADJUSTING MEANS COUPLED TO BOTH GOVERNORS, A COMMON SPEED INPUT TO BOTH GOVERNORS, MEANS ACTUATED BY THE FIRST GOVERNOR CONTROLLING THE SPEED OF THE INPUT, AND MEANS ACTUATED BY THE SECOND GOVERNOR RESPONSIVE TO DISPARITY OF THE SPEED OF THE INPUT FROM THE CONTROL POINT OF THE SECOND GOVERNOR EFFECTIVE TO READJUST THE FIRST GOVERNOR AND THUS RESET THE SYSTEM TO REACH EQUILIBRIUM AT THE CONTROL POINT OF THE SECOND GOVERNOR.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |