US3201648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric governor
Assignee: Holley Performance Products Inc
•
Filing: 1959-12-21
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Granted: 1965-08-17
•
Expires: 1979-12-21
Abstract
No abstract record available.
Inventors
- 👤 Fred S Kerr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:54
CPC Classifications
F; F02; F02D; F02D31/00; F02D31/001; F02D31/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
AN ENGINE SPEED GOVERNOR COMPRISING MECHANICAL CONTROL MEANS FOR REGULATING THE SPEED OF AN ENGINE TO BE GOVERNED IN ACCORDANCE WITH THE MAGNITUDE OF AN ELECTRICAL SIGNAL APPLIED TO THE CONTROL MEANS, SIGNAL DEVELOPING MEANS FOR PRODUCING AN ELECTRICAL GOVERNING SIGNAL THE MAGNITUDE OF WHICH IS PROPORTIONAL TO THE SPEED OF THE ENGINE TO BE GOVERNED AND FOR APPLYING SAID DEVELOPED SIGNAL TO SAID CONTROL MEANS, BIAS MEANS CONNECTED TO SAID SIGNAL DEVELOPING MEANS FOR APPLYING BIAS TO THE SIGNAL DEVELOPING MEANS TO PREVENT APPLICATION OF THE DEVELOPED SIGNAL TO THE CONTROL MEANS BEFORE THE DEVELOPED SIGNAL HAS REACHED A PREDETERMINED MAGNITUDE AND SEPARATE MEANS RESPONSIVE ONLY TO THE RATE OF CHANGE OF THE DEVELOPED SIGNAL CONNECTED BETWEEN THE SIGNAL DEVELOPING MEANS AND THE BIAS MEANS FOR VARYING THE BIAS APPLIED TO THE SIGNAL DEVELOPING MEANS BY THE BIAS MEANS TO CHANGE THE PREDETERMINED SIGNAL MAGNITUDE IN ACCORDANCE WITH THE RATE OF CHANGE OF THE DEVELOPED SIGNAL AS IT APPROACHES THE PREDETERMINED SIGNAL MAGNITUDE.
Claim 2
Dependent Claim
164 words
AN ENGINE SPEED GOVERNOR COMPRISING MECHANICAL CONTROL MEANS FOR REGULATING THE SPEED OF AN ENGINE TO BE GOVERNED IN ACCORDANCE WITH THE MAGNITUDE OF AN ELECTRICAL SIGNAL APPLIED TO THE CONTROL MEANS, SIGNAL DEVELOPING MEANS FOR PRODUCING AN ELECTRICAL GOVERNING SIGNAL THE MAGNITUDE OF WHICH IS PROPORTIONAL TO THE SPEED OF THE ENGINE TO BE GOVERNED AND FOR APPLYING SAID DEVELOPED SIGNAL TO SAID CONTROL MEANS, BIAS MEANS CONNECTED TO SAID SIGNAL DEVELOPING MEANS FOR APPLYING BIAS TO THE SIGNAL DEVELOPING MEANS TO PREVENT APPLICATION OF THE DEVELOPED SIGNAL TO THE CONTROL MEANS BEFORE THE DEVELOPED SIGNAL HAS REACHED A PREDETERMINED MAGNITUDE AND SEPARATE MEANS RESPONSIVE ONLY TO THE RATE OF CHANGE OF THE DEVELOPED SIGNAL CONNECTED BETWEEN THE SIGNAL DEVELOPING MEANS AND THE BIAS MEANS FOR VARYING THE BIAS APPLIED TO THE SIGNAL DEVELOPING MEANS BY THE BIAS MEANS TO CHANGE THE PREDETERMINED SIGNAL MAGNITUDE IN ACCORDANCE WITH THE RATE OF CHANGE OF THE DEVELOPED SIGNAL AS IT APPROACHES THE PREDETERMINED SIGNAL MAGNITUDE.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |