US3142967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Maximum power seeking automatic control system for power-producing machines
Assignee: Individual
•
Filing: 1961-09-22
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Granted: 1964-08-04
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Expires: 1981-09-22
Abstract
No abstract record available.
Inventors
- 👤 Paul H Schweitzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:21
CPC Classifications
F; F03; F03B; F03B15/00; F03B15/02; F03B15/04; F03B15/06; F01; F01D; F01D17/00; F01D17/20; F01D17/22; F01D17/24; F02; F02D; F02D41/00; F02D41/02; F02D41/14; F02D41/1401; F02D41/1408; F02P; F02P5/00; F02P5/04; F02P5/145; F02P5/1455; Y; Y02; Y02E; Y02E10/00; Y02E10/20; Y02T; Y02T10/00; Y02T10/10; Y02T10/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
THE METHOD OF OPERATING A POWER-PRODUCING MACHINE AT MAXIMUM OUTPUT POWER UNDER VARYING OPERATING CONDITIONS, SAID MACHINE BEING OF THE TYPE HAVING A POWER OUTPUT SHAFT AND ADJUSTABLE MACHINE VARIABLE THE SETTING OF WHICH CONTROLS THE POWER OUTPUT, SAID METHOD COMPRISING: CONTINUOUSLY OSCILLATING THE SETTING OF THE MACHINE VARIABLE WITHIN LIMITS ON EITHER SIDE OF THE VARIABLE INITIAL SETTING; SENSING TORQUE INCREASES OF THE POWER OUTPUT SHAFT; COMBINING THE TORQUE INCREASE SENSING SIGNAL AND THE PHASING OF THE CONTINUOUSLY OSCILLATING VARIABLE SETTING AND OBTAINING A CONTROL SIGNAL; AND ADJUSTING THE MACHINE VARIABLE SETTING TO AN OPTIMUM SETTING BY MEANS OF SAID CONTROL SIGNAL.
Claim 2
Independent Claim
103 words
THE METHOD OF OPERATING A POWER-PRODUCING MACHINE AT MAXIMUM OUTPUT POWER UNDER VARYING OPERATING CONDITIONS, SAID MACHINE BEING OF THE TYPE HAVING A POWER OUTPUT SHAFT AND ADJUSTABLE MACHINE VARIABLE THE SETTING OF WHICH CONTROLS THE POWER OUTPUT, SAID METHOD COMPRISING: CONTINUOUSLY OSCILLATING THE SETTING OF THE MACHINE VARIABLE WITHIN LIMITS ON EITHER SIDE OF THE VARIABLE INITIAL SETTING; SENSING TORQUE INCREASES OF THE POWER OUTPUT SHAFT; COMBINING THE TORQUE INCREASE SENSING SIGNAL AND THE PHASING OF THE CONTINUOUSLY OSCILLATING VARIABLE SETTING AND OBTAINING A CONTROL SIGNAL; AND ADJUSTING THE MACHINE VARIABLE SETTING TO AN OPTIMUM SETTING BY MEANS OF SAID CONTROL SIGNAL.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-04 | 1968-02-03 | 1968-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-04 | 1972-02-03 | 1972-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-04 | 1976-02-03 | 1976-08-04 | $7700.00 | Window Closed / Lapsed |