US3184722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic shift register
Assignee: Goodyear Aerospace Corp
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Filing: 1961-12-14
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Granted: 1965-05-18
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Expires: 1981-12-14
Abstract
No abstract record available.
Inventors
- 👤 Jr John T Franks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:27
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
189 words
IN A BINARY STORAGE AND SHIFT REGISTER CIRCUIT THE COMBINATION OF A FIRST AND SECOND MAGNITIC CORE EACH HAVING A PLURALITY OF LEG PORTIONS DEFINING SEPARATE FLUX PATHS, AN INPUT MEANS COUPLED TO ONE OF THE LEG PORTIONS OF THE FIRST CORE TO PROVIDE THE CIRCUIT WITH A BIT OF INFORMATION BY SETTING A FLUX PATTERN IN SAID ONE LEG PORTION, CONDUCTOR COUPLING MEANS COUPLING ANOTHER LEG POTION OF THE FIRST CORE WITH ONE OF THE LEG PORTIONS OF THE SECOND CORE FOR TRANSFERRING AN OUTPUT PULSE FROM THE FORST CORE THE SECOND CORE, DRIVE MEANS LINKED WITH THE LEG PORTIONS OF BOTH CORES TO SEQUENTIALLY SHIFT SAID FLUX PATTERNS TO ADJACENT LEG PORTIONS IN SAID FIRST CORE AND THENCE TO LEG PORTIONS IN SAID SECOND CORE WITH SAID SHIFTING ALWAYS BEING AGAINST AN OPPOSED FLUX PATTERN IN THE ADJACENT LEG PORTIONS, BIAS MEANS LINKED TO THE LEG PORTIONS TO SELECTIVELY PREVENT SWITCHING OF THE FLUX PATTERNS THEREIN TO THEREBY PREVENT REVERSE FLOW OF INFORMATION, AND OUTPUT MEANS COUPLED TO A LEG OF THE SECOND CORE FOR SENSING A FLUX CHANGE THEREIN WHEN SAID FLUX PATTERN IS SHIFTED THERETO.
References Cited (Backward Citations)
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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) | 1968-05-17 | 1968-11-16 | 1969-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-17 | 1972-11-16 | 1973-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-17 | 1976-11-16 | 1977-05-18 | $7700.00 | Window Closed / Lapsed |