Patent US3129494A successfully refreshed from Google Patents.
US3129494A
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US
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Method and apparatus for winding magnetic cores
Assignee: International Business Machines Corp
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Filing: 1960-07-06
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Granted: 1964-04-21
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Expires: 1980-07-06
Abstract
No abstract record available.
Inventors
- 👤 Norwood K Perkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:00
CPC Classifications
B; B65; B65H; B65H81/00; B65H81/02; H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/08; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069; Y10T29/49826; Y10T29/49838; Y10T29/53; Y10T29/5313; Y10T29/53165; Y10T29/53696
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A DEVICE FOR SUPPORTING APERTURED MAGNETIC CORES FOR ASSEMBLY WITH FILAMENTS INSERTED THROUGH THE APERTURES OF SAID CORES TO FORM A CORE PLANE, COMPRISING A BASE PLATE, A PLURALITY OF SUPPORT MEMBERS INDIVIDUAL ROTATABLY MOUNTED ON AXES NORMAL TO SAID BASE PLATE, THE AXES BEING LOCATED AT THE INTERSECTIONS OF COORDINATE LINES, EACH SAID SUPPORT MEMBER HAVING MEANS FOR HOLDING A CORE THEREON IN A POSITION WITH THE CORE APERTURE EXPOSED FOR INSERTION OF FILAMENTS THERETHROUGH PARALLEL TO THE SURFACE OF SAID BASE PLATE, AND MEANS FOR SIMULTANEOUSLY ROTATING A FIRST GROUP OF SAID PLURALITY OF SUPPORT MEMBERS IN A CLOCKWISE DIRECTION AND A SECOND GROUP OF SAID PLURALITY OF SUPPORT MEMBERS IN A COUNTERCLOCKWISE DIRECTION FROM A POSITION IN WHICH THE APERTURES ARE CORES THEREON ARE ALIGNED ALONG THE COORDINATE LINES IN ONE DIRECTION TO A POSITION IN WHICH SAID APERTURES ARE ALINED ALONG THE CORDINATE LINES IN THE OTHER DIRECTION.
Claim 2
Independent Claim
159 words
THE METHOD OF ASSEMBLING A PLURALITY OF MAGNETIC CORES AND A PLURALITY OF COORDINATE WINDINGS TO FORM A MAGNETIC CORE ARRAY, EACH SAID CORE HAVING AT LEAST ONE APERTURE THEREIN, COMPRISING THE STEPS OF SUPPORTING EACH OF SAID CORES ON INDIVIDUAL ROTATABLE SUPPORTING MEMBERS OF A PLURALITY OF SAID MEMBERS BEING RELATIVELY POSITIONED TO FORM A MATRIX OF FIRST AND SECOND COORDINATE INTERSECTING ROWS, EACH SAID MEMBER BEING COMMON TO TWO OF SAID INTERSECTING ROWS, ROTATING SAID MEMBERS TO ALIGN SAID CORE APERTURES IN A FIRST COORDINATE DIRECTION, THREADING FIRST COORDINATE WINDINGS THROUGH SAID CORE APERTURES, ROTATING SELECTED ONES OF SAID PLURALITY OF SUPPORTING MEMBERS IN A CLOCKWISE DIRECTION AND THE OTHERS OF SAID PLURALITY IN A COUNTERCLOCKWISE DIRECTION TO ALIGN SAID THREADED CORE APERTURES IN A SECOND COORDINATE DIRECTION, AND THREADING SECOND COORDINATE WINDINGS THROUGH SAID CORE APERTURES SO THAT EACH SAID CORE IS THREADED WITH SAID FIRST AND SECOND COORDINATE WINDINGS TO FORM A CORE MEMORY ARRAY.
References Cited (Backward Citations)
US1289607A
Cited
US2958126A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |