US3077822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control devices for photographic apparatus
Assignee: Optique et Precision de Levallois SA
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Filing: 1960-09-20
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Granted: 1963-02-19
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Expires: 1980-09-20
Abstract
No abstract record available.
Inventors
- 👤 Morelle Jules Louis Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:42
CPC Classifications
G; G03; G03B; G03B7/00; G03B7/08; G03B7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A CAMERA, IN COMBINATION, A PAIR OF COAXIAL ROTARY RINGS FOR RESPECTIVELY SETTING THE EXPOSURE TIME AND EXPOSURE APERTURE, SAID RINGS BEING CONNECTED TO EACH OTHER FOR ROTATION TOGETHER; MANUALLY-ENGAGEABLE MEANS CONNECTED TO SAID RINGS SO THAT THEY CAN BE TURNED MANUALLY; A STEPPED MEMBER FIXED TO ONE OF SAID RINGS FOR ROTATION THEREWITH; ADJUSTABLE STOP MEANS LOCATED IN THE PATH OF MOVEMENT OF SAID STEPPED MEMBER; AND POSITIONING MEANS COOPERATING WITH SAID STOP MEANS FOR AUTOMATICALLY POSITIONING THE SAME AT A LOCATION DETERMINED BY THE LIGHTING CONDITIONS SO THAT WHEN SAID STEPPED MEMBER ENGAGES SAID STOP MEANS TO BE STOPPED THEREBY, THE POSITION
Claim 2
Dependent Claim
105 words
IN A CAMERA, IN COMBINATION, A PAIR OF COAXIAL ROTARY RINGS FOR RESPECTIVELY SETTING THE EXPOSURE TIME AND EXPOSURE APERTURE, SAID RINGS BEING CONNECTED TO EACH OTHER FOR ROTATION TOGETHER; MANUALLY-ENGAGEABLE MEANS CONNECTED TO SAID RINGS SO THAT THEY CAN BE TURNED MANUALLY; A STEPPED MEMBER FIXED TO ONE OF SAID RINGS FOR ROTATION THEREWITH; ADJUSTABLE STOP MEANS LOCATED IN THE PATH OF MOVEMENT OF SAID STEPPED MEMBER; AND POSITIONING MEANS COOPERATING WITH SAID STOP MEANS FOR AUTOMATICALLY POSITIONING THE SAME AT A LOCATION DETERMINED BY THE LIGHTING CONDITIONS SO THAT WHEN SAID STEPPED MEMBER ENGAGES SAID STOP MEANS TO BE STOPPED THEREBY, THE POSITION
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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |