US3181046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gated pulse amplifier servomechanism
Assignee: International Business Machines Corp
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Filing: 1962-07-02
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Granted: 1965-04-27
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Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 John S Sutton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:29
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A SERVO SYSTEM COMPRISING: A SERVO MOTOR HAVING FIRST AND SECOND WINDINGS, MEANS FOR PROVIDING AN ERROR SIGNAL THE AMPLITUDE OF WHICH IS INDICATIVE OF REQUIRED MOTOR POWER AND THE PLURALITY OF WHICH IS INDICATIVE OF REQUIRED MOTOR DIRECTION, MEANS FOR SELECTIVELY APPLYING POWER TO SAID FIRST AND SECOND WINDINGS RESPONSIVE TO SAID ERROR SIGNAL PROVIDING MEANS COMPRISING: A PULSE POSITION CONTROL, A DIRECTION CONTROL, FIRST AND SECOND GATED PULSE AMPLIFIERS CONNECTED TO BOTH SAID PULSE POSITION CONTROL AND SAID DIRECTION CONTROL, A FIRST FULL WAVE POWER CONTROL CONNECTED TO SAID FIRST GATED PULSE AMPLIFIERS, A SECOND FULL WAVE POWER CONTROL CONNECTED TO SAID GATED PULSE AMPLIFIERS, AND SAID FIRST FULL WAVE POWER CONTROL CONNECTED TO SAID FIRST WINDING OF SAID SERVO MOTOR AND SAID SECOND FULL WAVE POWER CONTROL BEING CONNECTED TO SAID SECOND WINDING OF SAID SERVO MOTOR.
Claim 2
Dependent Claim
140 words
A SERVO SYSTEM COMPRISING: A SERVO MOTOR HAVING FIRST AND SECOND WINDINGS, MEANS FOR PROVIDING AN ERROR SIGNAL THE AMPLITUDE OF WHICH IS INDICATIVE OF REQUIRED MOTOR POWER AND THE PLURALITY OF WHICH IS INDICATIVE OF REQUIRED MOTOR DIRECTION, MEANS FOR SELECTIVELY APPLYING POWER TO SAID FIRST AND SECOND WINDINGS RESPONSIVE TO SAID ERROR SIGNAL PROVIDING MEANS COMPRISING: A PULSE POSITION CONTROL, A DIRECTION CONTROL, FIRST AND SECOND GATED PULSE AMPLIFIERS CONNECTED TO BOTH SAID PULSE POSITION CONTROL AND SAID DIRECTION CONTROL, A FIRST FULL WAVE POWER CONTROL CONNECTED TO SAID FIRST GATED PULSE AMPLIFIERS, A SECOND FULL WAVE POWER CONTROL CONNECTED TO SAID GATED PULSE AMPLIFIERS, AND SAID FIRST FULL WAVE POWER CONTROL CONNECTED TO SAID FIRST WINDING OF SAID SERVO MOTOR AND SAID SECOND FULL WAVE POWER CONTROL BEING CONNECTED TO SAID SECOND WINDING OF SAID SERVO MOTOR.
References Cited (Backward Citations)
USRE23275E
Cited
US2892945A
Cited
US2913146A
Cited
US3083327A
Cited
US3003096A
Cited
US3050672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-26 | 1968-10-26 | 1969-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-26 | 1972-10-26 | 1973-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-26 | 1976-10-26 | 1977-04-27 | $7700.00 | Window Closed / Lapsed |