US3308734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic shutter with diaphragm mechanism
Assignee: Compur Werk GmbH and Co
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Filing: 1964-07-22
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Granted: 1967-03-14
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Expires: 1984-07-22
Abstract
No abstract record available.
Inventors
- 👤 Spiessl Ewald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:23
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/02; G03B9/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A SHUTTER MECHANISM FOR A CAMERA COMPRISING A HOUSING, SHUTTER ACTUATING MEANS IN SAID HOUSING, DIAPHRAGM BLADES PIVOTALLY MOUNTED IN SAID HOUSING, A DIAPHRAGM CONTROL RING ROTATABLY MOUNTED IN SAID HOUSING FOR PIVOTING SAID BLADES TO A PREDETERMINED SETTING INTERCONNECTING MEANS FOR SAID DIAPHRAGM CONTROL RING AND SAID SHUTTER ACTUATING MEANS, SAID INTERCONNECTING MEANS INCLUDING A PROJECTION ON SAID DIAPHRAGM CONTROL RING AND AN ABUTMENT ON SAID ACTUATING MEANS, AND SPRING MEANS CONNECTED BETWEEN SAID DIAPHRAGM CONTROL RING AND SAID ACTUATING MEANS WHEREBY INITIAL ROTATION OF SAID SHUTTER ACTUATING MEANS ROTATES SAID DIAPHRAGM CONTROL RING TO PIVOT THE DIAPHRAGM BLADES TO THE PREDETERMINED SETTING THEREOF AND FURTHER ROTATION OF SAID SHUTTER ACTUATING MEANS ACTUATES THE SHUTTER.
Claim 2
Dependent Claim
116 words
A SHUTTER MECHANISM FOR A CAMERA COMPRISING A HOUSING, SHUTTER ACTUATING MEANS IN SAID HOUSING, DIAPHRAGM BLADES PIVOTALLY MOUNTED IN SAID HOUSING, A DIAPHRAGM CONTROL RING ROTATABLY MOUNTED IN SAID HOUSING FOR PIVOTING SAID BLADES TO A PREDETERMINED SETTING INTERCONNECTING MEANS FOR SAID DIAPHRAGM CONTROL RING AND SAID SHUTTER ACTUATING MEANS, SAID INTERCONNECTING MEANS INCLUDING A PROJECTION ON SAID DIAPHRAGM CONTROL RING AND AN ABUTMENT ON SAID ACTUATING MEANS, AND SPRING MEANS CONNECTED BETWEEN SAID DIAPHRAGM CONTROL RING AND SAID ACTUATING MEANS WHEREBY INITIAL ROTATION OF SAID SHUTTER ACTUATING MEANS ROTATES SAID DIAPHRAGM CONTROL RING TO PIVOT THE DIAPHRAGM BLADES TO THE PREDETERMINED SETTING THEREOF AND FURTHER ROTATION OF SAID SHUTTER ACTUATING MEANS ACTUATES THE SHUTTER.
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |