US3224349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical printer and controls therefor
Assignee: NUCLEAR DATA Inc
•
Filing: 1963-04-18
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Granted: 1965-12-21
•
Expires: 1983-04-18
Abstract
No abstract record available.
Inventors
- 👤 Robert W Schumann
- 👤 Norman S Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:25
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/02; H04N3/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
IN A HIGH SPEED RECORDING SYSTEM, MEANS FOR PRODUCING ELECTROMAGNETIC RADIATION, ON COMMAND, IN THE SHAPE OF ANY ONE OF A PLURALITY OF CHARACTERS, AN ELECTROMAGNETIC RADIATION SENSITIVE RECORDING MEDIUM, MOVABLE ELECTRIC-CURRENT OPERATED RADIATION-DEFLECTING MEANS POSITIONED BETWEEN SAID RADIATION PRODUCING MEANS AND RECORDING MEDIUM, CONTROL MEANS FOR PROVIDING CURRENT TO MOVE SAID DEFLECTING MEANS TO POSITION A CHARACTER IMAGE ON A LIMITED AREA OF SAID RECORDING MEDIUM INCLUDING A DIGITAL TO ANALOG CURRENT CONVERTER, AND MEANS FOR CUTTING OFF THE CURRENT TO SAID DEFLECTING MEANS DURING NON-RECORDING PERIODS INCLUDING A DIODE IN CIRCUIT BETWEEN SAID DIGITAL TO ANALOG CURRENT CONVERTER AND SAID CURRENT OPERATED DEFLECTING MEANS, AND CIRCUIT MEANS FOR APPLYING A NEGATIVE VOLTAGE TO THE ANODE OF SAID DIODE DURING NON-RECORDING PERIODS.
Claim 2
Dependent Claim
123 words
IN A HIGH SPEED RECORDING SYSTEM, MEANS FOR PRODUCING ELECTROMAGNETIC RADIATION, ON COMMAND, IN THE SHAPE OF ANY ONE OF A PLURALITY OF CHARACTERS, AN ELECTROMAGNETIC RADIATION SENSITIVE RECORDING MEDIUM, MOVABLE ELECTRIC-CURRENT OPERATED RADIATION-DEFLECTING MEANS POSITIONED BETWEEN SAID RADIATION PRODUCING MEANS AND RECORDING MEDIUM, CONTROL MEANS FOR PROVIDING CURRENT TO MOVE SAID DEFLECTING MEANS TO POSITION A CHARACTER IMAGE ON A LIMITED AREA OF SAID RECORDING MEDIUM INCLUDING A DIGITAL TO ANALOG CURRENT CONVERTER, AND MEANS FOR CUTTING OFF THE CURRENT TO SAID DEFLECTING MEANS DURING NON-RECORDING PERIODS INCLUDING A DIODE IN CIRCUIT BETWEEN SAID DIGITAL TO ANALOG CURRENT CONVERTER AND SAID CURRENT OPERATED DEFLECTING MEANS, AND CIRCUIT MEANS FOR APPLYING A NEGATIVE VOLTAGE TO THE ANODE OF SAID DIODE DURING NON-RECORDING PERIODS.
References Cited (Backward Citations)
US2309048A
Cited
US2495296A
Cited
US2600168A
Cited
US2720642A
Cited
US2736770A
Cited
US3007380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |