US3178576A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiographic scanning of a pipe using plural sequentially energized detectors for scanning
Assignee: Individual
•
Filing: 1962-06-18
•
Granted: 1965-04-13
•
Expires: 1982-06-18
Abstract
No abstract record available.
Inventors
- 👤 Arvanetakis Kiryako
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:04
CPC Classifications
G; G01; G01B; G01B15/00; G01B15/04; G01B15/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
AN APPARATUS FOR RADIOGRAPHIC INSPECTION OF PIPE, RODS AND OTHER OBJECTS, COMPRISING: (A) A SOURCE OF RADIOGRAPHIC RAYS POSITIONED EXTERNALLY OF THE OBJECT TO BE INSPECTED, (B) A PLURALITY OF RADIATION DETECTORS ALSO POSITIONED EXTERNALLY OF SAID OBJECT, (C) MEANS FOR DIRECTING RADIOGRAPHIC RAYS FROM SAID SOURCE THROUGH SAID OBJECT TO SAID RADIATION DETECTORS, (D) INDICATOR MEANS FOR INDICATING THE RADIATION DETECTED BY EACH OF SAID PLURALITY OF DETECTOR MEANS, (E) SWITCH MEANS FOR SUCCESSIVELY ELECTRICALLY CONNECTING SAID INDICATOR MEANS TO EACH OF SAID DETECTORS, FOR THEREBY INDICATING THE CONDITION OF SUCCESSIVE PORTIONS OF SAID OBJECT, AND (F) MEANS FOR IMPARTING RELATIVE LONGITUDINAL MOVEMENT BETWEEN SAID OBJECT AND SAID APPARATUS WHILESAID DETECTORS ARE SUCCESSIVELY SWITCHED TO THEREBY SPIRALLY SCAN THE OBJECT WITH THE RADIOGRAPHIC RAYS.
Claim 2
Independent Claim
125 words
AN APPARATUS FOR RADIOGRAPHIC INSPECTION OF PIPE, RODS AND OTHER OBJECTS, COMPRISING: (A) A SOURCE OF RADIOGRAPHIC RAYS POSITIONED EXTERNALLY OF THE OBJECT TO BE INSPECTED, (B) A PLURALITY OF RADIATION DETECTORS ALSO POSITIONED EXTERNALLY OF SAID OBJECT, (C) MEANS FOR DIRECTING RADIOGRAPHIC RAYS FROM SAID SOURCE THROUGH SAID OBJECT TO SAID RADIATION DETECTORS, (D) INDICATOR MEANS FOR INDICATING THE RADIATION DETECTED BY EACH OF SAID PLURALITY OF DETECTOR MEANS, (E) SWITCH MEANS FOR SUCCESSIVELY ELECTRICALLY CONNECTING SAID INDICATOR MEANS TO EACH OF SAID DETECTORS, FOR THEREBY INDICATING THE CONDITION OF SUCCESSIVE PORTIONS OF SAID OBJECT, AND (F) MEANS FOR IMPARTING RELATIVE LONGITUDINAL MOVEMENT BETWEEN SAID OBJECT AND SAID APPARATUS WHILESAID DETECTORS ARE SUCCESSIVELY SWITCHED TO THEREBY SPIRALLY SCAN THE OBJECT WITH THE RADIOGRAPHIC RAYS.
References Cited (Backward Citations)
US2508772A
Cited
US2922884A
Cited
US2900513A
Cited
US2885557A
Cited
US2965758A
Cited
GB847129A
Cited
US3066254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |