Memory assembly
Abstract
Abstract AN ASSEMBLY OF VERTICALLY STACKED MAGNETIC MEMORY PLANES AND A PROCESS FOR MANUFACTURING THIS ASSEMBLY. EACH PLANE HAS A MATRIX OF MEMORY ELEMENTS LAID OUT ON X AND Y COORDINATES WITH THE DRIVE CONDUCTORS BROUGHT OUT TO THE EDGE OF THE PLANES AS PRINTED STRIPS. EACH ROW ON EACH PLANE IS SERIALLY INTERCONNECTED WITH THE CORRESPONDING ROWS ON THE REMAINDER OF THE PLANES BY CONNECTING WIRES SOLDERED INTO SLOTS CUT INTO THE PRINTED CONNECTORS AT EACH EDGE. THE ENTIRE ASSEMBLY IS MAINTAINED IN REGISTRATION BY VERTICAL REGISTRATION POSTS. THE ASSEMBLY CAN BE MANUFACTURED USING A PROCESS IN WHICH ALL OF THE CONNECTING ON A SIDE OF THE ASSEMBLY ARE WAVE SOLDERED SIMULTANEOUSLY IN ONE OPERATION. A STORAGE CAPACITY OF 6X10**6 HAS BEEN ACHIEVED IN A 10''''X10""X5 1/2'' BLOCK.
Inventors
- 👤 Thomas L Mccormack
- 👤 Maurice A Morin
- 👤 Donald T Staffiere
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |