US3175479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic flash exposure control
Assignee: Eastman Kodak Co
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Filing: 1963-02-28
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Granted: 1965-03-30
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Expires: 1983-02-28
Abstract
No abstract record available.
Inventors
- 👤 David E Beach
- 👤 Francis A Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:30
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/16; G03B15/00; G03B15/02; G03B15/03; G03B15/04; G03B15/0452; G03B9/00; G03B9/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN A CAMERA HAVING ACTUATABLE SHUTTER MEANS INCLUDING A SHUTTER AND A MOVABLE CONTROL MEMBER FOR ADJUSTING SAID SHUTTER THROUGH A RANGE FO EXPOSURE TIMES; DIAPHRAGM MEANS INCLUDING A LENS DIAPHRAGM AND A MOVABLE CONTROL MEMBER FOR ADJUSTING SAID LENS DIAPHRAGM THROUGH A RANGE OF EFFECTIVE APERTURES; A FLASH LAMP MECHANISM INCLUDING A FLASH OPERATION CONDITIONING ELEMENT MOVABLE BETWEEN A FIRST POSITION DISABLING SAID MECHANISM AND A SECOND POSITION ENABLING SAID FLASH LAMP MECHANISM TO FUNCTION IN RESPONSE TO THE ACTUATION OF SAID SHUTTER MEANS, AND FOCUS ADJUSTING MEANS, THE IMPROVEMENT COMPRISING: MEANS RESPONSIVE TO THE MOVEMENT OF SAID FLASH OPERATION CONDITIONING ELEMENT TO ITS SECOND POSITION, FOR (A) COUPLING SAID DIAPHRAGM CONTROL MEMBER TO SAID FOCUS ADJUSTING MEANS TO ADJUST THE APERTURE OF SAID LENS DIAPHRAGM IN ACCORDANCE WITH THE POSITION OF SAID FOCUS ADJUSTING MEANS AND (B) FOR REGULATING THE MOVEMENT OF SAID SHUTTER CONTROL MEMBER TO ADJUST THE EXPOSURE TIME OF SAID SHUTTER TO A PREDETERMINED VALUE.
Claim 2
Dependent Claim
160 words
IN A CAMERA HAVING ACTUATABLE SHUTTER MEANS INCLUDING A SHUTTER AND A MOVABLE CONTROL MEMBER FOR ADJUSTING SAID SHUTTER THROUGH A RANGE FO EXPOSURE TIMES; DIAPHRAGM MEANS INCLUDING A LENS DIAPHRAGM AND A MOVABLE CONTROL MEMBER FOR ADJUSTING SAID LENS DIAPHRAGM THROUGH A RANGE OF EFFECTIVE APERTURES; A FLASH LAMP MECHANISM INCLUDING A FLASH OPERATION CONDITIONING ELEMENT MOVABLE BETWEEN A FIRST POSITION DISABLING SAID MECHANISM AND A SECOND POSITION ENABLING SAID FLASH LAMP MECHANISM TO FUNCTION IN RESPONSE TO THE ACTUATION OF SAID SHUTTER MEANS, AND FOCUS ADJUSTING MEANS, THE IMPROVEMENT COMPRISING: MEANS RESPONSIVE TO THE MOVEMENT OF SAID FLASH OPERATION CONDITIONING ELEMENT TO ITS SECOND POSITION, FOR (A) COUPLING SAID DIAPHRAGM CONTROL MEMBER TO SAID FOCUS ADJUSTING MEANS TO ADJUST THE APERTURE OF SAID LENS DIAPHRAGM IN ACCORDANCE WITH THE POSITION OF SAID FOCUS ADJUSTING MEANS AND (B) FOR REGULATING THE MOVEMENT OF SAID SHUTTER CONTROL MEMBER TO ADJUST THE EXPOSURE TIME OF SAID SHUTTER TO A PREDETERMINED VALUE.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |