Patent US3124726A successfully refreshed from Google Patents.
US3124726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Howland
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
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Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:00
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/06; H01F7/20; H01F7/202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A FLUX CONCENTRATOR FOR A HIGH INTENSITY PULSED ELECTROMAGNET COMPRISING, A MASSIVE CYLINDRICAL METALLIC BLOCK HAVING A CENTRAL AXIAL BORE AND HAVING A HELICAL SLOT EXTENDING ALONG THE OUTER SURFACE THEREOF, THE INNER SURFACE OF SAID CYLINDER BEING SHORTER IN AXIAL LENGTH THAN SAID OUTER SURFACE, AN ELECTRICAL CONDUCTOR IMBEDDED IN SAID SLOT AND SPACED FROM THE WALLS OF SAID SLOT BY ELECTRICAL INSULATING MATERIAL TO FORM A MULTI-TURN COIL, SAID CYLINDER HAVING A RADIAL SLIT EXTENDING AXIALLY FROM SAID INNER SURFACE TO SAID OUTER SURFACE TO FORM A SINGLE TURN RIGID COIL CLOSELY COUPLED TO SAID MULTI-TURN COIL, WHEREBY CURRENTS INDUCED IN SAID OUTER SURFACE BY THE APPLICATION OF ELECTRICAL PULSES TO SAID MULTI-TURN COIL FLOW ALONG THE SURFACES OF SAID CYLINDER TO SAID INNER SURFACE TO PRODUCE A REGION OF HIGH MAGNETIC FIELD INTENSITY WITHIN SAID CYLINDER.
Claim 2
Dependent Claim
139 words
A FLUX CONCENTRATOR FOR A HIGH INTENSITY PULSED ELECTROMAGNET COMPRISING, A MASSIVE CYLINDRICAL METALLIC BLOCK HAVING A CENTRAL AXIAL BORE AND HAVING A HELICAL SLOT EXTENDING ALONG THE OUTER SURFACE THEREOF, THE INNER SURFACE OF SAID CYLINDER BEING SHORTER IN AXIAL LENGTH THAN SAID OUTER SURFACE, AN ELECTRICAL CONDUCTOR IMBEDDED IN SAID SLOT AND SPACED FROM THE WALLS OF SAID SLOT BY ELECTRICAL INSULATING MATERIAL TO FORM A MULTI-TURN COIL, SAID CYLINDER HAVING A RADIAL SLIT EXTENDING AXIALLY FROM SAID INNER SURFACE TO SAID OUTER SURFACE TO FORM A SINGLE TURN RIGID COIL CLOSELY COUPLED TO SAID MULTI-TURN COIL, WHEREBY CURRENTS INDUCED IN SAID OUTER SURFACE BY THE APPLICATION OF ELECTRICAL PULSES TO SAID MULTI-TURN COIL FLOW ALONG THE SURFACES OF SAID CYLINDER TO SAID INNER SURFACE TO PRODUCE A REGION OF HIGH MAGNETIC FIELD INTENSITY WITHIN SAID CYLINDER.
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) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |