US3223014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic single-lens reflex camera having intra-lens shutter provided with swing-through blades
Assignee: Hittech Prontor GmbH
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Filing: 1961-11-28
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Granted: 1965-12-14
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Expires: 1981-11-28
Abstract
No abstract record available.
Inventors
- 👤 Weller Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:52
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/08; G03B9/10; G03B9/18; G03B9/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A PHOTOGRAPHIC SINGLE LENS REFLEX CAMERA COMPRISING (A) AN INTRA-LENS SHUTTER HOUSING, (B) A SHUTTER MEANS INCLUDING A SERIES OF SHUTTER BLADES FOR MOVEMENT BETWEEN OPEN AND CLOSED POSITIONS THEREOF, (C) A SHUTTER DRIVE MEANS INCLUDING A SPRING MEANS FOR BIASING SAID DRIVE MEANS IN THE COCKED POSITION THEREOF, (D) MEANS FOR COOKING SAID SHUTTER DRIVE MEANS, (E) A SHUTTER-ACTUATING MEANS CONNECTED TO SAID SHUTTER MEANS TO EFFECT THE OPERATION THEREOF, (F) A SPRING MEANS FOR BIASING SAID SHUTTER ACTUATING MEANS, SAID LATTER SPRING MEANS BEING WEAKER THAN SAID SPRING MEANS BIASING SAID DRIVE MEANS, (G) A UNIDIRECTIONAL DRIVING CONNECTION BETWEEN SAID SHUTTER DRIVE MEANS AND SHUTTER ACTUATING MEANS OPERATIVE DURING THE EXPOSURE RUNDOWN OF SAID BLADES, (H) LOCKING MEANS ACTING ON SAID SHUTTER ACTUATING MEANS TO RESIST THE BIAS OF SAID SPRING MEANS BIASING SAID SHUTTER ACTUATING MEANS, (I) CONTROL MEANS FOR EFFECTING THE RELEASE OF SAID LOCKING MEANS, (J) A POWERED PROGRAMMING MEANS OPERATIVELY CON-
Claim 2
Dependent Claim
157 words
A PHOTOGRAPHIC SINGLE LENS REFLEX CAMERA COMPRISING (A) AN INTRA-LENS SHUTTER HOUSING, (B) A SHUTTER MEANS INCLUDING A SERIES OF SHUTTER BLADES FOR MOVEMENT BETWEEN OPEN AND CLOSED POSITIONS THEREOF, (C) A SHUTTER DRIVE MEANS INCLUDING A SPRING MEANS FOR BIASING SAID DRIVE MEANS IN THE COCKED POSITION THEREOF, (D) MEANS FOR COOKING SAID SHUTTER DRIVE MEANS, (E) A SHUTTER-ACTUATING MEANS CONNECTED TO SAID SHUTTER MEANS TO EFFECT THE OPERATION THEREOF, (F) A SPRING MEANS FOR BIASING SAID SHUTTER ACTUATING MEANS, SAID LATTER SPRING MEANS BEING WEAKER THAN SAID SPRING MEANS BIASING SAID DRIVE MEANS, (G) A UNIDIRECTIONAL DRIVING CONNECTION BETWEEN SAID SHUTTER DRIVE MEANS AND SHUTTER ACTUATING MEANS OPERATIVE DURING THE EXPOSURE RUNDOWN OF SAID BLADES, (H) LOCKING MEANS ACTING ON SAID SHUTTER ACTUATING MEANS TO RESIST THE BIAS OF SAID SPRING MEANS BIASING SAID SHUTTER ACTUATING MEANS, (I) CONTROL MEANS FOR EFFECTING THE RELEASE OF SAID LOCKING MEANS, (J) A POWERED PROGRAMMING MEANS OPERATIVELY CON-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |