US3082390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic core structure
Assignee: Cutler Hammer Inc
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Filing: 1959-07-09
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Granted: 1963-03-19
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Expires: 1979-07-09
Abstract
No abstract record available.
Inventors
- 👤 Norman L Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:37
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/24; H01F27/26; H01F27/263; H01F27/33; H01F29/00; H01F29/14; H01F29/143
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
216 words
IN A CORE STRUCTURE FOR ELECTRICAL INDUCTION APPARATUS, IN COMBINATION, TWO PAIRS OF U-SHAPED MAGNETIZABLE CORE MEMBERS WHOSE OPPOSED LEGS ARE JUXTAPOSED TO FORM THREE CORE LEGS, A RIGID CHANNEL SHAPED BASE MEMBER HAVING A FIOOR AND FLANGED SIDE WALLS WITHIN WHOSE CHANNEL ONE PAIR OF SAID U-SHAPED MEMBERS IN DISPOSED, SLOTS PROVIDED AT THE ENDS OF THE SIDE WALLS OF SAID BASE MEMBER, AN ALINING MEMBER AROUND THE CENTRAL CORE LEG, ANOTHER ALINING MEMBER DISPOSED AGAINST THE OUTER SIDES OF EACH OF THE END LEGS OF THE CORE, A COIL SURROUNDING EACH CORE LEG AND ITS RESPECTIVE ALINING MEMBER, A FLEXIBLE STRAP DISPOSED BETWEEN THE COIL AND THE ALINING MEMBER WHICH IS ASSOCIATED WITH EACH END LEG OF THE CORE, THE ENDS OF SAID STRAPS BEING FOLDED AROUND AND SECURED TO RIGID BARS, ONE OF SAID RIGID BARS ADAPTED TO BE ANCHORED IN THE SLOTS PROVIDED IN THE SIDE WALLS OF SAID BASE MEMBER AT EACH END THEREOF, AND THREADED SECURING MEANS WHICH ARE ADAPTED TO BE SECURED TO BOTH OF THE OTHER OF SAID RIGID BARS OF SAID STRAPS TO DRAW SAID STRAPS TOGETHER TO EFFECT CLAMPING OF SAID CORE MEMBERS TIGHTLY AGAINST EACH OTHER AND AGAINST SAID BASE MEMBER AND TO EFFECT PROPER ALINEMENT THEREOF AS SAID STRAPS ACT AGAINST SAID ALINING MEMBERS.
Claim 2
Dependent Claim
216 words
IN A CORE STRUCTURE FOR ELECTRICAL INDUCTION APPARATUS, IN COMBINATION, TWO PAIRS OF U-SHAPED MAGNETIZABLE CORE MEMBERS WHOSE OPPOSED LEGS ARE JUXTAPOSED TO FORM THREE CORE LEGS, A RIGID CHANNEL SHAPED BASE MEMBER HAVING A FIOOR AND FLANGED SIDE WALLS WITHIN WHOSE CHANNEL ONE PAIR OF SAID U-SHAPED MEMBERS IN DISPOSED, SLOTS PROVIDED AT THE ENDS OF THE SIDE WALLS OF SAID BASE MEMBER, AN ALINING MEMBER AROUND THE CENTRAL CORE LEG, ANOTHER ALINING MEMBER DISPOSED AGAINST THE OUTER SIDES OF EACH OF THE END LEGS OF THE CORE, A COIL SURROUNDING EACH CORE LEG AND ITS RESPECTIVE ALINING MEMBER, A FLEXIBLE STRAP DISPOSED BETWEEN THE COIL AND THE ALINING MEMBER WHICH IS ASSOCIATED WITH EACH END LEG OF THE CORE, THE ENDS OF SAID STRAPS BEING FOLDED AROUND AND SECURED TO RIGID BARS, ONE OF SAID RIGID BARS ADAPTED TO BE ANCHORED IN THE SLOTS PROVIDED IN THE SIDE WALLS OF SAID BASE MEMBER AT EACH END THEREOF, AND THREADED SECURING MEANS WHICH ARE ADAPTED TO BE SECURED TO BOTH OF THE OTHER OF SAID RIGID BARS OF SAID STRAPS TO DRAW SAID STRAPS TOGETHER TO EFFECT CLAMPING OF SAID CORE MEMBERS TIGHTLY AGAINST EACH OTHER AND AGAINST SAID BASE MEMBER AND TO EFFECT PROPER ALINEMENT THEREOF AS SAID STRAPS ACT AGAINST SAID ALINING MEMBERS.
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) | 1966-03-18 | 1966-09-17 | 1967-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-18 | 1970-09-17 | 1971-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-18 | 1974-09-17 | 1975-03-19 | $7700.00 | Window Closed / Lapsed |