Patent US3355022A successfully refreshed from Google Patents.
US3173085A
Expired / Lapsed
US
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Magnetic particle flaw testing apparatus with overhead support rails for the tested article and its magnetizing means
Assignee: Magnaflux Corp
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Filing: 1960-06-08
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Granted: 1965-03-09
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Expires: 1980-06-08
Abstract
No abstract record available.
Inventors
- 👤 Myers Charles Stowe
- 👤 Anton E Christensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:48
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/72; G01N27/82; G01N27/83; G01N27/84
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
A MAGNETIC FLAW DETECTION APPARATUS COMPRISING A RAIL, POST MEANS SUPPORTING THE RAIL, A MAGNETIZING MEANS MOUNTED ON SAID POST MEANS, MAGNETIZING MEANS DEPENDING FROM SAID RAIL AND MOVABLE THEREALONG, MEANS FOR APPLYING MAGNETIC PARTICLEST TO AN ARTICLE WHICH MAY BE BE HELD BETWEEN SAID MAGNETIC MEANS AND A MAGNETIZING COIL ADJUSTABLY SUPPORTED BY SAID RAILS IN DEPENDING RELATIONSHIP THERETO, SAID RAIL HAVING A PAIR OF LONGITUDINALLY EXTENDING FLANGES ON OPPOSITE SIDES THEREOF, ONE OF SAID FLANGES GUIDING SAID DEPENDING MAGNETIZING MEANS AND THE OTHER OF SAID FLANGES GUIDING SAID COIL, SAID COIL AND SAID MAGNETIZING MEANS BEING DIMENSIONED TO PROVIDE RELATIVE MOVEMENT PAST ONE ANOTHER HAVING AND RAIL AS GUIDED BY SAID FLANGES ON SAID RAIL WHEREBY ARTICLES MAY BE TESTED SIMULTANEOUSLY IN SAID MAGNETIZING MEANS AND SAID COIL.
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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |