Patent US3273482A successfully refreshed from Google Patents.
US3273482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic camera with automatic diaphragm setting in the flash range
Assignee: Hittech Prontor GmbH
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Filing: 1964-02-04
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Granted: 1966-09-20
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Expires: 1984-02-04
Abstract
No abstract record available.
Inventors
- 👤 Franz W R Starp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:46
CPC Classifications
G; G03; G03B; G03B5/00; G03B5/04; G03B7/00; G03B7/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A PHOTOGRAPHIC CAMERA COMPRISING A DIAPHRAGM HAVING AN OPTICAL AXIS; MEANS FOR SETTING THE APERTURE OF SAID DIAPHRAGM AUTOMATICALLY FOR TAKING FLASH PHOTOGRAPHS, SAID MEANS COMPRISING A FIVE-ELEMENT JOINTED STRUCTURE COMPRISING ONE FIXED MEMBER AND FOUR MOVABLE CONNECTING MEMBERS LOCATED AROUND SAID AXIS; A GUIDE NUMBER SETTING CONTROL CALIBRATED ACCORDING TO FLASHBULB GUIDE NUMBERS; A RANGE SETTING CONTROL, ONE OF SAID MOVABLE MEMBERS BEING CONTROLLED BY SAID GUIDE NUMBER SETTING CONTROL AND A SECOND ONE OF SAID MOVABLE MEMBERS BEING CONTROLLED BY SAID RANGE SETTING CONTROL; A STOP ENGAGING A THIRD ONE OF SAID MOVABLE CONNECTING MEMBERS TO BE SET THEREBY; A LEVER SYSTEM CONNECTED TO SAID STOP TO COOPERATE THEREWITH AND CONNECTED TO SAID DIAPHRAGM, WHEREBY THE SETTING OF SAID DIAPHRAGM FOR FLASH PICTURES IS CONTROLLED BY THE POSITION OF SAID STOP; AND A SPRING RESILIENTLY BIASING SAID LEVER SYSTEM.
Claim 2
Dependent Claim
141 words
A PHOTOGRAPHIC CAMERA COMPRISING A DIAPHRAGM HAVING AN OPTICAL AXIS; MEANS FOR SETTING THE APERTURE OF SAID DIAPHRAGM AUTOMATICALLY FOR TAKING FLASH PHOTOGRAPHS, SAID MEANS COMPRISING A FIVE-ELEMENT JOINTED STRUCTURE COMPRISING ONE FIXED MEMBER AND FOUR MOVABLE CONNECTING MEMBERS LOCATED AROUND SAID AXIS; A GUIDE NUMBER SETTING CONTROL CALIBRATED ACCORDING TO FLASHBULB GUIDE NUMBERS; A RANGE SETTING CONTROL, ONE OF SAID MOVABLE MEMBERS BEING CONTROLLED BY SAID GUIDE NUMBER SETTING CONTROL AND A SECOND ONE OF SAID MOVABLE MEMBERS BEING CONTROLLED BY SAID RANGE SETTING CONTROL; A STOP ENGAGING A THIRD ONE OF SAID MOVABLE CONNECTING MEMBERS TO BE SET THEREBY; A LEVER SYSTEM CONNECTED TO SAID STOP TO COOPERATE THEREWITH AND CONNECTED TO SAID DIAPHRAGM, WHEREBY THE SETTING OF SAID DIAPHRAGM FOR FLASH PICTURES IS CONTROLLED BY THE POSITION OF SAID STOP; AND A SPRING RESILIENTLY BIASING SAID LEVER SYSTEM.
References Cited (Backward Citations)
US3065683A
Cited
US3162111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |