Patent US3218694A successfully refreshed from Google Patents.
US3218694A
Expired / Lapsed
US
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Memory matrix frames
Assignee: GE Healthcare UK Ltd
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Filing: 1963-11-06
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Granted: 1965-11-23
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Expires: 1983-11-06
Abstract
No abstract record available.
Inventors
- 👤 Wood Frank Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:48
CPC Classifications
G; G11; G11C; G11C5/00; G11C5/02; G11C5/04; G11C5/05; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A METHOD OF CONSTRUCTING A MAGNETIC MEMORY MATRIX, HAVING A WIRE MAT AND MAGNETIC CORES THREADED ON THE WIRES THEREOF, COMPRISING PROVIDING A CONSTRUCTION JIG HAVING MEANS FOR SUPPORTING AND LOCSTING A FRAME LAMINA WITH ONE OF ITS MAIN SURFACES EXPOSED AND MEANS FOR LOCATING THE WIRES OF A MAT THEREON AND FOR ATTACHING THE ENDS OF THE WIRES THERETOO WITH INTERMEDIATE PORTIONS OF EACH WIRE IN CONTACT WITH SUCH LAMINA, PLACING AND LOCATING A FRAME LAMINA ON SAID JIG, BUILDING UP THE WIRE MAT BY THREADING EACH WIRE THROUGH THE APPROPRIATE CORES, LOCATING AND TIGHTENING SUCH INDIVIDUAL WIRES ON THE JIG WHILE ATTACHING THE ENDS OF EACH WIRE TO THE JIG, PLACING A SECOND FRAME LAMINA OVER THE FIRST-MENTIONED LAMINA AND SAID WIRES WITH THE INTERPOSITION OF A LAYER OF ADHESIVE MATERIAL BETWEEN SAID LAMINAE, APPLYING PRESSURE TO PRESS SAID LAMINAE TOGETHER, WHILE CAUSING THE ADHESIVE TO SET, SEVERING THE NETWORK WIRES AT POINTS SPACED OUTWARDLY FROM THE FRAME LAMINA, AND REMOVING THE COMPLETE MATRIS FROM THE JIG.
Claim 2
Independent Claim
169 words
A METHOD OF CONSTRUCTING A MAGNETIC MEMORY MATRIX, HAVING A WIRE MAT AND MAGNETIC CORES THREADED ON THE WIRES THEREOF, COMPRISING PROVIDING A CONSTRUCTION JIG HAVING MEANS FOR SUPPORTING AND LOCSTING A FRAME LAMINA WITH ONE OF ITS MAIN SURFACES EXPOSED AND MEANS FOR LOCATING THE WIRES OF A MAT THEREON AND FOR ATTACHING THE ENDS OF THE WIRES THERETOO WITH INTERMEDIATE PORTIONS OF EACH WIRE IN CONTACT WITH SUCH LAMINA, PLACING AND LOCATING A FRAME LAMINA ON SAID JIG, BUILDING UP THE WIRE MAT BY THREADING EACH WIRE THROUGH THE APPROPRIATE CORES, LOCATING AND TIGHTENING SUCH INDIVIDUAL WIRES ON THE JIG WHILE ATTACHING THE ENDS OF EACH WIRE TO THE JIG, PLACING A SECOND FRAME LAMINA OVER THE FIRST-MENTIONED LAMINA AND SAID WIRES WITH THE INTERPOSITION OF A LAYER OF ADHESIVE MATERIAL BETWEEN SAID LAMINAE, APPLYING PRESSURE TO PRESS SAID LAMINAE TOGETHER, WHILE CAUSING THE ADHESIVE TO SET, SEVERING THE NETWORK WIRES AT POINTS SPACED OUTWARDLY FROM THE FRAME LAMINA, AND REMOVING THE COMPLETE MATRIS FROM THE JIG.
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) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |