US3209294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic core structures
Assignee: Westinghouse Electric Corp
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Filing: 1962-10-23
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Granted: 1965-09-28
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Expires: 1982-10-23
Abstract
No abstract record available.
Inventors
- 👤 Archie R Cornell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:22
CPC Classifications
H; H01; H01F; H01F29/00; H01F29/08; H01F29/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
206 words
IN A MAGNETIC CORE STRUCTURE HAVING AN ADJUSTABLE WIDTH AIR GAP, THE COMBINATION COMPRISING: (A) A MAIN CORE MEMBER HAVING A CORS SECTION INCLUDING AT LEAST AS A PART THEREOF A U-SHAPED CONIFIGURATION HAVING A BIGHT PORTION, SAID MAIN CORE MEMBER HAVING AN APERTURE PROVIDED IN THE BIGHT PORTION OF SAID U-SHAPED CONFIGURATION; (B) A REMOVABLE MAGNETIC CLOSURE MEMBER ABUTTINGLY ENGAGING THE FREE ENDS OF SAID U-SHAPED CONFIGURATION; (C) A MOVABLE CORE LEG EXTENDING INTO SAID MAIN CORE MEMBER FROM SAID APERTURE, THEOUTE END OF SAID CORE LEG MOVABLY FITTING WITHIN SAID APERTURE AND THE INNER END OF SAID CORE LEG EXTENING INTO SAID MAIN CORE MEMBER AND DISPOSED PROXIMATE SAID CLOSURE MEMBER FORMING AN ADJUSTABLE WIDTH AIR GAP THEREBETWEEN; (D) HOLDING MEANS AFFIXED TO THE OUTER END OF SAID CORE LEG ENGAGING SAID MAIN CORE MEMBER ADJACENT SAID APERTURE TO HOLD SAID CORE LEG TO SAID MAIN CORE MEMBER; AND (E) ADJUSTABLE SECURING MEANS POSITIONED WITHIN SAID MAIN CORE MEMBER AND BRIDGING SAID GAP FOR ADJUSTING THE WIDTH THEREOF AND FOR SECURING SAID CLOSURE MEANS TO SAID CORE LEG, SAID CORE LEG BINDING SAID CORE STRUCTURE TOGETHER BY MEANS OF SAID HOLDING MEANS AND SAID SECURING MEANS AFFIXED TO EITHER END OF SAID CORE LEG.
Claim 2
Dependent Claim
206 words
IN A MAGNETIC CORE STRUCTURE HAVING AN ADJUSTABLE WIDTH AIR GAP, THE COMBINATION COMPRISING: (A) A MAIN CORE MEMBER HAVING A CORS SECTION INCLUDING AT LEAST AS A PART THEREOF A U-SHAPED CONIFIGURATION HAVING A BIGHT PORTION, SAID MAIN CORE MEMBER HAVING AN APERTURE PROVIDED IN THE BIGHT PORTION OF SAID U-SHAPED CONFIGURATION; (B) A REMOVABLE MAGNETIC CLOSURE MEMBER ABUTTINGLY ENGAGING THE FREE ENDS OF SAID U-SHAPED CONFIGURATION; (C) A MOVABLE CORE LEG EXTENDING INTO SAID MAIN CORE MEMBER FROM SAID APERTURE, THEOUTE END OF SAID CORE LEG MOVABLY FITTING WITHIN SAID APERTURE AND THE INNER END OF SAID CORE LEG EXTENING INTO SAID MAIN CORE MEMBER AND DISPOSED PROXIMATE SAID CLOSURE MEMBER FORMING AN ADJUSTABLE WIDTH AIR GAP THEREBETWEEN; (D) HOLDING MEANS AFFIXED TO THE OUTER END OF SAID CORE LEG ENGAGING SAID MAIN CORE MEMBER ADJACENT SAID APERTURE TO HOLD SAID CORE LEG TO SAID MAIN CORE MEMBER; AND (E) ADJUSTABLE SECURING MEANS POSITIONED WITHIN SAID MAIN CORE MEMBER AND BRIDGING SAID GAP FOR ADJUSTING THE WIDTH THEREOF AND FOR SECURING SAID CLOSURE MEANS TO SAID CORE LEG, SAID CORE LEG BINDING SAID CORE STRUCTURE TOGETHER BY MEANS OF SAID HOLDING MEANS AND SAID SECURING MEANS AFFIXED TO EITHER END OF SAID CORE LEG.
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |