US3238294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical scanning system
Assignee: Gulton Industries Inc
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Filing: 1961-09-20
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Granted: 1966-03-01
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Expires: 1981-09-20
Abstract
No abstract record available.
Inventors
- 👤 Donald M Krauss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:29
CPC Classifications
H; H04; H04N; H04N3/00; H04N3/02; H04N3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN AN ELECTRO-OPTICAL SCANNING SYSTEM HAVING A FIBER OPTICAL BUNDLE INCLUDING A PLURALITY OF OPTICALLY ISOLATED LIGHT TRANSMITTING FIBERS TERMINATING AT ONE END IN AN IMAGE PLANE AND AT THE OTHER END IN A SCANNING PLANE, THE FIBER ENDS IN THE SCANNING PLANE BEING ARRANGED IN A CIRCLE, AND MEANS FOR APPLYING A LIGHT IMAGE TO THE FIBER ENDS IN THE IMAGE PLANE FOR TRANSMISSION BY THE FIBERS TO THE SCANNING PLANE, THE IMPROVEMENT COMPRISING, A STATIONARY PHOTOELECTRIC PICKUP UNIT FACING THE SCANNING PLANE, AN APERTURED MASK ADJACENT THE PHOTOELECTRIC PICKUP UNIT HAVING AN ELONGATED APERTURE THEREIN FOR ADMITTING LIGHT TO THE PHOTOELECTRIC PICKUP UNIT ONLY THROUGH THE ELONGATED APERTURE THEREIN, A ROTATING MEMBER WITH THE FIBER ENDS IN PLANE AND ROTATABLE CONCENTRICALLY WITH THE FIBER ENDS IN THE SCANNING PLANE FOR NORMALLY MASKING LIGHT AT THE FIBER ENDS IN THE SCANNING PLANE FROM THE PHOTOELECTRIC PICKUP
Claim 2
Dependent Claim
147 words
IN AN ELECTRO-OPTICAL SCANNING SYSTEM HAVING A FIBER OPTICAL BUNDLE INCLUDING A PLURALITY OF OPTICALLY ISOLATED LIGHT TRANSMITTING FIBERS TERMINATING AT ONE END IN AN IMAGE PLANE AND AT THE OTHER END IN A SCANNING PLANE, THE FIBER ENDS IN THE SCANNING PLANE BEING ARRANGED IN A CIRCLE, AND MEANS FOR APPLYING A LIGHT IMAGE TO THE FIBER ENDS IN THE IMAGE PLANE FOR TRANSMISSION BY THE FIBERS TO THE SCANNING PLANE, THE IMPROVEMENT COMPRISING, A STATIONARY PHOTOELECTRIC PICKUP UNIT FACING THE SCANNING PLANE, AN APERTURED MASK ADJACENT THE PHOTOELECTRIC PICKUP UNIT HAVING AN ELONGATED APERTURE THEREIN FOR ADMITTING LIGHT TO THE PHOTOELECTRIC PICKUP UNIT ONLY THROUGH THE ELONGATED APERTURE THEREIN, A ROTATING MEMBER WITH THE FIBER ENDS IN PLANE AND ROTATABLE CONCENTRICALLY WITH THE FIBER ENDS IN THE SCANNING PLANE FOR NORMALLY MASKING LIGHT AT THE FIBER ENDS IN THE SCANNING PLANE FROM THE PHOTOELECTRIC PICKUP
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) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |