Patent US3350992A successfully refreshed from Google Patents.
US3350992A
Expired / Lapsed
US
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Delayed action timing device
Assignee: Hittech Prontor GmbH
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Filing: 1965-03-08
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Granted: 1967-11-07
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Expires: 1985-03-08
Abstract
No abstract record available.
Inventors
- 👤 Franz W R Starp
- 👤 Racki Vladimir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:59
CPC Classifications
G; G04; G04F; G04F3/00; G04F3/02; G04F3/025; G03; G03B; G03B9/00; G03B9/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A DELAYED ACTION TIMING DEVICE ATTACHABLE TO A CAMERA AND COMPRISING: A PUSH-ROD FOR ACTUATING THE SHUTTER RELEASE OF SAID CAMERA; A RACK AGAINST WHICH SAID PUSH-ROD ABUTS FOR IMPARTING A LONGITUDINAL MOTION TO SAID PUSH-ROD TO ACTUATE SAID SHUTTER RELEASE WHEN SAID RACK REACHES A PREDETERMINED RELEASE POSITION; MEANS FOR IMPARTING A LONGITUDINAL MOTION TO SAID RACK TO DRIVE SAID PUSH-ROD; MEANS FOR ROTATING SAID RACK TO DISENGAGE IT FROM SAID PUSH-ROD WHEN SAID RACK REACHES SAID PREDETERMINED RELEASE POSITION; AND A RESTORING SPRING FOR RETURNING SAID PUSH-ROD TO ITS STARTING POSITION AFTER DISENGAGEMENT OF SAID RACK FROM SAID PUSH-ROD.
Claim 2
Dependent Claim
101 words
A DELAYED ACTION TIMING DEVICE ATTACHABLE TO A CAMERA AND COMPRISING: A PUSH-ROD FOR ACTUATING THE SHUTTER RELEASE OF SAID CAMERA; A RACK AGAINST WHICH SAID PUSH-ROD ABUTS FOR IMPARTING A LONGITUDINAL MOTION TO SAID PUSH-ROD TO ACTUATE SAID SHUTTER RELEASE WHEN SAID RACK REACHES A PREDETERMINED RELEASE POSITION; MEANS FOR IMPARTING A LONGITUDINAL MOTION TO SAID RACK TO DRIVE SAID PUSH-ROD; MEANS FOR ROTATING SAID RACK TO DISENGAGE IT FROM SAID PUSH-ROD WHEN SAID RACK REACHES SAID PREDETERMINED RELEASE POSITION; AND A RESTORING SPRING FOR RETURNING SAID PUSH-ROD TO ITS STARTING POSITION AFTER DISENGAGEMENT OF SAID RACK FROM SAID PUSH-ROD.
References Cited (Backward Citations)
US1159169A
Cited
US2503736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |