Patent US3274911A successfully refreshed from Google Patents.
US3274911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film-transport and shutter-release interlock mechanism for cameras
Assignee: Voigtlander AG
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Filing: 1964-12-30
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Granted: 1966-09-27
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Expires: 1984-12-30
Abstract
No abstract record available.
Inventors
- 👤 Greger Paul
- 👤 Rehn Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:01
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
239 words
IN A CAMERA, FILM TRANSPORT MEANS FOR TRANSPORTING FILM IN THE CAMERA, SHUTTER RELEASE MEANS FOR RELEASING A SHUTTER OF THE CAMERA, RELEASABLE FILM TRANSPORT LOCK MEANS HAVING A LOCKING POSITION PREVENTING OPERATION OF SAID FILM TRANSPORT MEANS TO TRANSPORT FILM IN A DIRECTION DISPLACING UNEXPOSED FILM TO A POSITION TO BE EXPOSED, AND SAID FILM TRANSPORT LOCK MEANS HAVING A RELEASE POSITION RELEASING SAID FILM TRANSPORT MEANS FOR TRANSPORTING THE FILM IN SAID DIRECTION, AND RELEASABLE SHUTTER RELEASE LOCK MEANS HAVING A LOCKING POSITION PREVENTING OPERATION OF SAID SHUTTER RELEASE MEANS AND A RELEASE POSITION RELEASING SAID SHUTTER RELEASE MEANS FOR OPERATION, SAID FILM TRANSPORT LOCK MEANS AND SAID SHUTTER RELEASE LOCK MEANS DIRECTLY ENGAGING EACH OTHER AND SAID FILM TRANSPORT LOCK MEANS WHEN IN ITS LOCKING POSITION MAINTAINING SAID SHUTTER RELEASE LOCK MEANS IN ITS RELEASE POSITION RELEASING SAID SHUTTER RELEASE MEANS FOR OPERATION, SAID SHUTTER RELEASE LOCK MEANS ASSUMING ITS LOCKING POSITION WHEN SAID FILM TRANSPORT LOCK MEANS IS IN ITS RELEASE POSITION RELEASING SAID FIRM TRANSPORT MEANS FOR TRANSPORTING FILM IN SAID DIRECTION, AND SAID FILM TRANSPORT MEANS DISPLACING SAID FILM TRANSPORT LOCK MEANS BACK TO SAID LOCKING POSITION THEREOF AT THE END OF THE TRANSPORTATION OF AN UNEXPOSED FILM FRAME TO A POSITION TO BE EXPOSED, SAID FILM TRANSPORT LOCK MEANS, WHEN RETURNIN TO ITS LOCKING POSITION, DISPLACING SAID SHUTTER RELEASE LOCK MEANS TO ITS RELEASE POSITION RELEASING SAID SHUTTER RELEADE MEANS FOR OPERATION.
Claim 2
Dependent Claim
239 words
IN A CAMERA, FILM TRANSPORT MEANS FOR TRANSPORTING FILM IN THE CAMERA, SHUTTER RELEASE MEANS FOR RELEASING A SHUTTER OF THE CAMERA, RELEASABLE FILM TRANSPORT LOCK MEANS HAVING A LOCKING POSITION PREVENTING OPERATION OF SAID FILM TRANSPORT MEANS TO TRANSPORT FILM IN A DIRECTION DISPLACING UNEXPOSED FILM TO A POSITION TO BE EXPOSED, AND SAID FILM TRANSPORT LOCK MEANS HAVING A RELEASE POSITION RELEASING SAID FILM TRANSPORT MEANS FOR TRANSPORTING THE FILM IN SAID DIRECTION, AND RELEASABLE SHUTTER RELEASE LOCK MEANS HAVING A LOCKING POSITION PREVENTING OPERATION OF SAID SHUTTER RELEASE MEANS AND A RELEASE POSITION RELEASING SAID SHUTTER RELEASE MEANS FOR OPERATION, SAID FILM TRANSPORT LOCK MEANS AND SAID SHUTTER RELEASE LOCK MEANS DIRECTLY ENGAGING EACH OTHER AND SAID FILM TRANSPORT LOCK MEANS WHEN IN ITS LOCKING POSITION MAINTAINING SAID SHUTTER RELEASE LOCK MEANS IN ITS RELEASE POSITION RELEASING SAID SHUTTER RELEASE MEANS FOR OPERATION, SAID SHUTTER RELEASE LOCK MEANS ASSUMING ITS LOCKING POSITION WHEN SAID FILM TRANSPORT LOCK MEANS IS IN ITS RELEASE POSITION RELEASING SAID FIRM TRANSPORT MEANS FOR TRANSPORTING FILM IN SAID DIRECTION, AND SAID FILM TRANSPORT MEANS DISPLACING SAID FILM TRANSPORT LOCK MEANS BACK TO SAID LOCKING POSITION THEREOF AT THE END OF THE TRANSPORTATION OF AN UNEXPOSED FILM FRAME TO A POSITION TO BE EXPOSED, SAID FILM TRANSPORT LOCK MEANS, WHEN RETURNIN TO ITS LOCKING POSITION, DISPLACING SAID SHUTTER RELEASE LOCK MEANS TO ITS RELEASE POSITION RELEASING SAID SHUTTER RELEADE MEANS FOR OPERATION.
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |