US3119019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous shutter for x-ray inspecting apparatus
Assignee: United States Steel Corp
•
Filing: 1961-02-27
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Granted: 1964-01-21
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Expires: 1981-02-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Edwin B Henry
- 👤 George J Kirchner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:19
CPC Classifications
G; G21; G21K; G21K1/00; G21K1/02; G21K1/04; G21K1/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
IN AN APPARATUS WHICH INCLUDES MEANS FOR DIRECTING RAYS ON AN ARTICLE TRAVELING RELATIVELY THERETO, THE COMBINATION THEREWITH OF A SHUTTER MOUNTED FOR MOVEMENT TO DIFFERENT POSITIONS IN WHICH IT COVERS OR EXPOSES SAID RAYDIRECTING MEANS, AND A DRIVE MECHANISM OPERATIVELY CONNECTED WITH SAID SHUTTER FOR MOVING THE SHUTTER IN SYNCHRONISM WITH THE RELATIVE MOVEMENT OF THE ARTICLE AT THE SAME SPEED AND IN THE SAME DIRECTION FOR COVERING THE PORTION OF SAID RAY-DIRECTING MEANS LEFT EXPOSED AS AT LEAST ONE END OF THE ARTICLE PASSES THEREOVER.
Claim 2
Dependent Claim
87 words
IN AN APPARATUS WHICH INCLUDES MEANS FOR DIRECTING RAYS ON AN ARTICLE TRAVELING RELATIVELY THERETO, THE COMBINATION THEREWITH OF A SHUTTER MOUNTED FOR MOVEMENT TO DIFFERENT POSITIONS IN WHICH IT COVERS OR EXPOSES SAID RAYDIRECTING MEANS, AND A DRIVE MECHANISM OPERATIVELY CONNECTED WITH SAID SHUTTER FOR MOVING THE SHUTTER IN SYNCHRONISM WITH THE RELATIVE MOVEMENT OF THE ARTICLE AT THE SAME SPEED AND IN THE SAME DIRECTION FOR COVERING THE PORTION OF SAID RAY-DIRECTING MEANS LEFT EXPOSED AS AT LEAST ONE END OF THE ARTICLE PASSES THEREOVER.
References Cited (Backward Citations)
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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) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |