US3220330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic printing apparatus
Assignee: Agfa Gevaert NV
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Filing: 1963-05-07
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Granted: 1965-11-30
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Expires: 1983-05-07
Abstract
No abstract record available.
Inventors
- 👤 Roos Gunther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:35
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/72; G03B27/80; G03B27/727; H; H03; H03K; H03K17/00; H03K17/28; H03K17/288
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
301 words
IN A PHOTOGRAPHIC PRINTING APPARATUS, IN COMBINATION, LIGHT SOURCE MEANS ADAPTED TO PROVIDE AN ADVANCE EXPOSURE AND A SUBSEQUENT PRINTING EXPOSURE OF A PHOTOSENSITIVE MATERIAL; MEANS FOR STARTING SAID ADVANCE EXPOSURE; MEANS FOR STARTING SAID PRINTING EXPOSURE; MEANS FOR TERMINATING SAID ADVANCE EXPOSURE; MEANS FOR TERMINATING SAID PRINTING EXPOSURE; ACTUATING MEANS INCLUDING PHOTOELECTRIC MEANS EXPOSED TO LIGHT FROM SAID LIGHT SOURCE MEANS DURING SAID ADVANCE AND PRINTING EXPOSURE RESPECTIVELY, FOR ACTUATING SAID MEANS FOR TERMINATING SAID ADVANCE EXPOSURE AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO A FIRST PREDETERMINED AMOUNT OF LIGHT EMANATING FROM SAID LIGHT SOURCE MEANS, FOR ACTUATING SAID MEANS FOR STARTING SAID PRINTING EXPOSURE AND FOR ACTUATING SAID MEANS FOR TERMINATING SAID PRINTING EXPOSURE AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO A SECOND PREDETERMINED AMOUNT OF LIGHT, SAID PHOTELECTRIC MEANS INCLUDING FIRST SENSITIVITY ADJUSTMENT MEANS PROVIDED FOR ADJUSTING THE SENSITIVITY THEREOF DURING SAID ADVANCE EXPOSURE AND SECOND SENSISTIVITY THEREOF DURING SAID PRINTING FOR ADJUSTING THE SENSITIVITY THEREOF DURING SAID PRINTING EXPOSURE, AND CONTROL SWITCH MEANS COOPERATING WITH SAID MEANS FOR TERMINATING SAID ADVANCE EXPOSURE AND FOR STATING SAID PRINTING EXPOSURE AND CHANGEABLE BETWEEN A FIRST POSITION IN WHICH SAID FIRST SENSITIVITY ADJUSTMENT MEANS ARE RENDERED OPERATIVE AND A SECOND POSITION IN WHICH SAID SECOND SENSITIVITY ADJUSTMENT MEANS ARE RENDERED OPERATIVE; FIRST ADJUSTING MEANS ASSOCIATED WITH SAID ACTUATING MEANS FOR ADJUSTING WITHIN A PREDETERMINED RANGE SAID FIRST PREDETERMINED AMOUNT OF LIGHT SO THAT EACH ADVANCE EXPOSURE IS TERMINATED AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO THE THUS ADJUSTED FIRST PREDETERMINED AMOUNT OF LIGHT; AND SECOND ADJUSTING MEANS ASSOCIATED WITH SAID ACTUATING MEANS FOR ADJUSTING WITHIN A PREDETERMINED RANGE SAID SECOND PREDETERMINED AMOUNT OF LIGHT SO THAT EACH PRINTING EXPOSURE IS TERMINATED AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO THE THUS ADJUSTED SECOND PREDETERMINED AMOUNT OF LIGHT.
Claim 2
Dependent Claim
301 words
IN A PHOTOGRAPHIC PRINTING APPARATUS, IN COMBINATION, LIGHT SOURCE MEANS ADAPTED TO PROVIDE AN ADVANCE EXPOSURE AND A SUBSEQUENT PRINTING EXPOSURE OF A PHOTOSENSITIVE MATERIAL; MEANS FOR STARTING SAID ADVANCE EXPOSURE; MEANS FOR STARTING SAID PRINTING EXPOSURE; MEANS FOR TERMINATING SAID ADVANCE EXPOSURE; MEANS FOR TERMINATING SAID PRINTING EXPOSURE; ACTUATING MEANS INCLUDING PHOTOELECTRIC MEANS EXPOSED TO LIGHT FROM SAID LIGHT SOURCE MEANS DURING SAID ADVANCE AND PRINTING EXPOSURE RESPECTIVELY, FOR ACTUATING SAID MEANS FOR TERMINATING SAID ADVANCE EXPOSURE AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO A FIRST PREDETERMINED AMOUNT OF LIGHT EMANATING FROM SAID LIGHT SOURCE MEANS, FOR ACTUATING SAID MEANS FOR STARTING SAID PRINTING EXPOSURE AND FOR ACTUATING SAID MEANS FOR TERMINATING SAID PRINTING EXPOSURE AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO A SECOND PREDETERMINED AMOUNT OF LIGHT, SAID PHOTELECTRIC MEANS INCLUDING FIRST SENSITIVITY ADJUSTMENT MEANS PROVIDED FOR ADJUSTING THE SENSITIVITY THEREOF DURING SAID ADVANCE EXPOSURE AND SECOND SENSISTIVITY THEREOF DURING SAID PRINTING FOR ADJUSTING THE SENSITIVITY THEREOF DURING SAID PRINTING EXPOSURE, AND CONTROL SWITCH MEANS COOPERATING WITH SAID MEANS FOR TERMINATING SAID ADVANCE EXPOSURE AND FOR STATING SAID PRINTING EXPOSURE AND CHANGEABLE BETWEEN A FIRST POSITION IN WHICH SAID FIRST SENSITIVITY ADJUSTMENT MEANS ARE RENDERED OPERATIVE AND A SECOND POSITION IN WHICH SAID SECOND SENSITIVITY ADJUSTMENT MEANS ARE RENDERED OPERATIVE; FIRST ADJUSTING MEANS ASSOCIATED WITH SAID ACTUATING MEANS FOR ADJUSTING WITHIN A PREDETERMINED RANGE SAID FIRST PREDETERMINED AMOUNT OF LIGHT SO THAT EACH ADVANCE EXPOSURE IS TERMINATED AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO THE THUS ADJUSTED FIRST PREDETERMINED AMOUNT OF LIGHT; AND SECOND ADJUSTING MEANS ASSOCIATED WITH SAID ACTUATING MEANS FOR ADJUSTING WITHIN A PREDETERMINED RANGE SAID SECOND PREDETERMINED AMOUNT OF LIGHT SO THAT EACH PRINTING EXPOSURE IS TERMINATED AFTER SAID PHOTO-SENSITIVE MATERIAL HAS BEEN EXPOSED TO THE THUS ADJUSTED SECOND PREDETERMINED AMOUNT OF LIGHT.
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |