Patent US3083627A successfully refreshed from Google Patents.
US3083627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monocular reflex camera
Assignee: Ernst Leitz Wetzlar GmbH
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Filing: 1961-12-26
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Granted: 1963-04-02
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 Naumann Paul
- 👤 Leitz Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:14
CPC Classifications
G; G03; G03B; G03B19/00; G03B19/02; G03B19/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
A MONOCULAR REFLEX CAMERA COMPRISING A CASING HAVING AN OBJECTIVE LENS AND A VIEW FINDER ARRANGEMENT, A MIRROR PIVOTALLY MOUNTED IN SAID CASING AND HAVING A VIEWING POSITION TO REFLECT THE LIGHT RAYS ENTERING SAID OBJECTIVE ONTO SAID VIEW FINDER ARRANGEMENT AND AN EXPOSURE POSITION WHEREIN SAID MIRROR IS PIVOTED OUT OF THE PATH OF SAID LIGHT RAYS, SAID MIRROR HAVING A FRAME WITH A SLOT THEREIN, THERE BEING A SHUTTER IN SAID CASING IN THE PATH OF LIGHT RAYS ENTERING SAID OBJECTIVE, MEANS ON SAID CASING FOR RELEASING SAID SHUTTER, A MAIN LEVER PIVOTALLY MOUNTED ON SAID CASING AND A CRANK LEVER OPERATIVELY CONNECTED TO SAID MAIN LEVER WITH SAID CRANK LEVER HAVING A PIN SLIDABLY RECEIVED IN SAID MIRROR FRAME SLOT, THE END POSITIONS OF SAID CRANK LEVER IN SAID SLOT CORRESPONDING TO THE DEAD CENTER POSITIONS OF SAID CRANK LEVER OPPOSING SAID SLOT AND DEFINING THE VIEWING AND EXPOSURE POSITIONS OF SAID MIRROR, AND MEANS INCLUDING A DRIVING SPRING AND A LEVER SYSTEM OPERATIVELY CONNECTED TO SAID MAIN LEVER FOR PIVOTING SAID MAIN LEVER IN RESPONSE TO THE ACTUATION OF SAID SHUTTER RELEASING MEANS SO THAT SAID MIRROR IS PIVOTED.
Claim 2
Dependent Claim
193 words
A MONOCULAR REFLEX CAMERA COMPRISING A CASING HAVING AN OBJECTIVE LENS AND A VIEW FINDER ARRANGEMENT, A MIRROR PIVOTALLY MOUNTED IN SAID CASING AND HAVING A VIEWING POSITION TO REFLECT THE LIGHT RAYS ENTERING SAID OBJECTIVE ONTO SAID VIEW FINDER ARRANGEMENT AND AN EXPOSURE POSITION WHEREIN SAID MIRROR IS PIVOTED OUT OF THE PATH OF SAID LIGHT RAYS, SAID MIRROR HAVING A FRAME WITH A SLOT THEREIN, THERE BEING A SHUTTER IN SAID CASING IN THE PATH OF LIGHT RAYS ENTERING SAID OBJECTIVE, MEANS ON SAID CASING FOR RELEASING SAID SHUTTER, A MAIN LEVER PIVOTALLY MOUNTED ON SAID CASING AND A CRANK LEVER OPERATIVELY CONNECTED TO SAID MAIN LEVER WITH SAID CRANK LEVER HAVING A PIN SLIDABLY RECEIVED IN SAID MIRROR FRAME SLOT, THE END POSITIONS OF SAID CRANK LEVER IN SAID SLOT CORRESPONDING TO THE DEAD CENTER POSITIONS OF SAID CRANK LEVER OPPOSING SAID SLOT AND DEFINING THE VIEWING AND EXPOSURE POSITIONS OF SAID MIRROR, AND MEANS INCLUDING A DRIVING SPRING AND A LEVER SYSTEM OPERATIVELY CONNECTED TO SAID MAIN LEVER FOR PIVOTING SAID MAIN LEVER IN RESPONSE TO THE ACTUATION OF SAID SHUTTER RELEASING MEANS SO THAT SAID MIRROR IS PIVOTED.
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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |