US3217219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Programmed digital to analog function generator motor control for an x-y plotter
Assignee: Raytheon Co
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Filing: 1961-12-29
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Granted: 1965-11-09
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Expires: 1981-12-29
Abstract
No abstract record available.
Inventors
- 👤 William J Muldoon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:10
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/02; G06F1/03; G06F1/0314; G06K; G06K15/00; G06K15/22; G06F2101/00; G06F2101/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A LINE GENERATING SYSTEM, COMPRISING: A PAIR OF SERVOS HAVING RESPECTIVE INPUT CIRCUITS AND RESPECTIVE OUTPUT MOTORS; A DEVICE INCLUDING A PAIR OF INPUT MEMBERS CONNECTED TO AND DRIVEN BY SAID MOTORS, RESPECTIVELY, AND HAVING AN OUTPUT MEMBERS CONNECTED TO AND DRIVEN BY BOTH OF SAID INPUT MEMBERS IN SUBSTANTIALLY MUTUALLY PERPENDICULAR DIRECTIONS; A GENERATOR DEVICE HAVING A SINE VOLTAGE OUTPUT CIRCUIT AND A COSINE VOLTAGE OUTPUT CIRCUIT; CIRCUIT MEANS CONNECTING SAID COSINE VOLTAGE OUTPUT CIRCUIT TO THE INPUT CIRCUIT OF ONE OF SAID SERVOS; CIRCUIT MEANS CONNECTING SAID COSINE VOLTAGE OUTPUT CIRCUIT TO THE INPUT CIRCUIT OF THE OTHER OF SAID SERVOS; NORMALLY INOPERATIVE SWITCHING MEANS FOR COUPLING, WHEN OPERATED, SAID SINE VOLTAGE OUTPUT CIRCUIT TO THE INPUT CIRCUITS OF BOTH OF SAID SERVOS; AN MEANS CONNECTED TO SAID SWITCHING MEANS TO CONTROL SAID SWITCHING MEANS BETWEEN INOPERATIVE AND OPERATIVE CONDITIONS.
Claim 2
Dependent Claim
142 words
A LINE GENERATING SYSTEM, COMPRISING: A PAIR OF SERVOS HAVING RESPECTIVE INPUT CIRCUITS AND RESPECTIVE OUTPUT MOTORS; A DEVICE INCLUDING A PAIR OF INPUT MEMBERS CONNECTED TO AND DRIVEN BY SAID MOTORS, RESPECTIVELY, AND HAVING AN OUTPUT MEMBERS CONNECTED TO AND DRIVEN BY BOTH OF SAID INPUT MEMBERS IN SUBSTANTIALLY MUTUALLY PERPENDICULAR DIRECTIONS; A GENERATOR DEVICE HAVING A SINE VOLTAGE OUTPUT CIRCUIT AND A COSINE VOLTAGE OUTPUT CIRCUIT; CIRCUIT MEANS CONNECTING SAID COSINE VOLTAGE OUTPUT CIRCUIT TO THE INPUT CIRCUIT OF ONE OF SAID SERVOS; CIRCUIT MEANS CONNECTING SAID COSINE VOLTAGE OUTPUT CIRCUIT TO THE INPUT CIRCUIT OF THE OTHER OF SAID SERVOS; NORMALLY INOPERATIVE SWITCHING MEANS FOR COUPLING, WHEN OPERATED, SAID SINE VOLTAGE OUTPUT CIRCUIT TO THE INPUT CIRCUITS OF BOTH OF SAID SERVOS; AN MEANS CONNECTED TO SAID SWITCHING MEANS TO CONTROL SAID SWITCHING MEANS BETWEEN INOPERATIVE AND OPERATIVE CONDITIONS.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |