Patent US3148585A successfully refreshed from Google Patents.
US3148585A
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Automatic apparatus for film printers
Assignee: Individual
•
Filing: 1961-11-27
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Granted: 1964-09-15
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Expires: 1981-11-27
Abstract
No abstract record available.
Inventors
- 👤 Norbert J Armstrong
- 👤 William R Wentz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:29
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/04; G03B27/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
AN APPARATUS FOR AUTOMATICALLY STOPPING AND CENTERING WITHIN A PRINTER EACH NEGATIVE ON A ROLL OF EXPOSED FILM FOR PRINTING THEREOF, COMPRISING IN COMBINATION: DRIVE MEANS FOR CONTINUOUSLY TRANSPORTING THE FILM THROUGH THE PRINTER; SENSOR MEANS COMPRISING A PLURALITY OF LIGHT SENSITIVE CONDUCTORS IN A BAND ACROSS THE WIDTH OF SAID FILM POSITIONED ADJACENT SAID FILM FOR DETECTING THE END OF A PASSING NEGATIVE AREA ON SAID FILM; SAID SENSOR MEANS INCLUDING FIRST CIRCUIT MEANS FOR PROVIDING AN OUTPUT VOLTAGE IN RESPONSE TO THE PASSAGE OF THE END OF A FILM NEGATIVE AREA; AND FIRST TIME DELAY RELAY MEANS CONNECTED BETWEEN SAID DRIVE MEANS AND SAID CIRCUIT MEANS AND ENERGIZED BY SAID OUTPUT VOLTAGE FOR STOPPING THE FILM A PREDETERMINED TIME AFTER THE OCCURRENCE OF SAID OUTPUT VOLTAGE; WHEREBY THE NEGATIVE AREAS ON SAID FILM ARE INDIVIDUALLY STOPPED AND POSITIONED WITHIN THE PRINTER FOR THE PRINTING INTERVAL.
Claim 2
Independent Claim
147 words
AN APPARATUS FOR AUTOMATICALLY STOPPING AND CENTERING WITHIN A PRINTER EACH NEGATIVE ON A ROLL OF EXPOSED FILM FOR PRINTING THEREOF, COMPRISING IN COMBINATION: DRIVE MEANS FOR CONTINUOUSLY TRANSPORTING THE FILM THROUGH THE PRINTER; SENSOR MEANS COMPRISING A PLURALITY OF LIGHT SENSITIVE CONDUCTORS IN A BAND ACROSS THE WIDTH OF SAID FILM POSITIONED ADJACENT SAID FILM FOR DETECTING THE END OF A PASSING NEGATIVE AREA ON SAID FILM; SAID SENSOR MEANS INCLUDING FIRST CIRCUIT MEANS FOR PROVIDING AN OUTPUT VOLTAGE IN RESPONSE TO THE PASSAGE OF THE END OF A FILM NEGATIVE AREA; AND FIRST TIME DELAY RELAY MEANS CONNECTED BETWEEN SAID DRIVE MEANS AND SAID CIRCUIT MEANS AND ENERGIZED BY SAID OUTPUT VOLTAGE FOR STOPPING THE FILM A PREDETERMINED TIME AFTER THE OCCURRENCE OF SAID OUTPUT VOLTAGE; WHEREBY THE NEGATIVE AREAS ON SAID FILM ARE INDIVIDUALLY STOPPED AND POSITIONED WITHIN THE PRINTER FOR THE PRINTING INTERVAL.
References Cited (Backward Citations)
US2594358A
Cited
US2947217A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |