Patent US3081681A successfully refreshed from Google Patents.
US3081681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shutter blade control mechanism for reflex camera
Assignee: Eastman Kodak Co
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Filing: 1959-08-24
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Granted: 1963-03-19
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Expires: 1979-08-24
Abstract
No abstract record available.
Inventors
- 👤 Steisslinger Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:22
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A SHUTTER BLADE CONTROL DEVICE FOR A SINGLE LENS REFLEX CAMERA OF THE TYPE HAVING A SHUTTER MECHANISM PROVIDED WITH SHUTTER BLADES MOVABLE BETWEEN OPEN AND CLOSED POSITIONS AND ADAPTED TO BE MOVED TO THE OPEN CLOSED POSITIONS AND ADAPTED TO BE MOVED TO THE OPEN POSITION TO PERMIT THE OPERATOR TO VIEW THE SCENE TO BE PHOTOGRAPHED BEFORE THE SHUTTER MECHANISM IS RELEASED TO MAKE AN EXPOSURE, THE COMBINATION COMPRISING: A SHUTTER MECHANISM MOVABLE TO AND FROM A COCKED POSITION; SHUTTER MECHANISM COCKING MEANS; SHUTTER BLADES; AND DRIVEN MEANS INTERRELATING SAID SHUTTER MECHANISM COCKING MEANS AND SHUTTER BLADES AND DRIVEN BY SAID SHUTTER MECHANISM COCKING MEANS AS IT MOVES SAID SHUTTER MECHANISM TO ITS COCKED POSITION, FOR MOVING SAID SHUTTER BLADES INTO THEIR OPEN POSITION AND RELEASABLY HOLDING SAID BLADES IN SAID OPEN POSITION.
Claim 2
Dependent Claim
136 words
IN A SHUTTER BLADE CONTROL DEVICE FOR A SINGLE LENS REFLEX CAMERA OF THE TYPE HAVING A SHUTTER MECHANISM PROVIDED WITH SHUTTER BLADES MOVABLE BETWEEN OPEN AND CLOSED POSITIONS AND ADAPTED TO BE MOVED TO THE OPEN CLOSED POSITIONS AND ADAPTED TO BE MOVED TO THE OPEN POSITION TO PERMIT THE OPERATOR TO VIEW THE SCENE TO BE PHOTOGRAPHED BEFORE THE SHUTTER MECHANISM IS RELEASED TO MAKE AN EXPOSURE, THE COMBINATION COMPRISING: A SHUTTER MECHANISM MOVABLE TO AND FROM A COCKED POSITION; SHUTTER MECHANISM COCKING MEANS; SHUTTER BLADES; AND DRIVEN MEANS INTERRELATING SAID SHUTTER MECHANISM COCKING MEANS AND SHUTTER BLADES AND DRIVEN BY SAID SHUTTER MECHANISM COCKING MEANS AS IT MOVES SAID SHUTTER MECHANISM TO ITS COCKED POSITION, FOR MOVING SAID SHUTTER BLADES INTO THEIR OPEN POSITION AND RELEASABLY HOLDING SAID BLADES IN SAID OPEN 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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |