Patent US3106702A successfully refreshed from Google Patents.
US3106702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic shift register
Assignee: International Business Machines Corp
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Filing: 1957-12-31
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Granted: 1963-10-08
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Expires: 1977-12-31
Abstract
No abstract record available.
Inventors
- 👤 Munro K Haynes
- 👤 Newton F Lockhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:28
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
331 words
A MAGNETIC SHIFT REGISTER COMPRISING, IN COMBINATION, A SERIES OF MAGNETIC CORES, EACH OF SAID CORES COMPRISING A CLOSED MAGNETIC CIRCUIT HAVING A MAIN BODY PORTION SURROUNDING AN APERTURE, THE BODY CONTAINING TWO OTHER SMALLER APERTURES WHICH DIVIDE THE ADJACENT BODY SECTION INTO FOUR LEGS, AN INPUT LEG, AN OUTPUT LEG, AND TWO INTERMEDIATE LEGS, EACH OF SAID LEGS BEING OF EQUAL CROSS SECTION WITH THE MAIN BODY BEING OF TWICE THE CORES SECTIONAL AREA OF ANY ONE OF SAID LEGS, EACH OF SAID CORES HAVING AN INPUT WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE INPUT LEG THEREOF, OUTPUT WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE OUTPUT LEG THEREOF, TRANSPOSE WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE INPUT AND OUTPUT LEGS THEREOF, FIRST BIAS WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE MAIN BODY PORTION THEREOF, SECOND BIAS WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE MAIN BODY PORTION THEREOF, AND RESET WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE MAIN BODY PORTION THEREOF, CIRCUIT MEANS LINKING THE OUTPUT WINDING OF EACH SAID CORES BUT THE LAST OF SAID SERIES TO THE INPUT WINDING MEANS OF THE SUCCEEDING CORE, A FIRST CIRCUIT INCLUDING MEANS SERIALLY LINKING THE TRANSPOSE WINDINGS OF THE ODD NUMBERED CORES OF SAID SERIES AND SAID FIRST BIAS WINDINGS OF THE EVEN NUMBERED CORES, A SECOND CIRCUIT INCLUDING MEANS SERIALLY LINKING THE RESET WINDINGS OF THE ODD NUMBERED CORES AND SAID SECOND BIAS WINDINGS OF THE ODD NUMBERED CORES AND SAID CIRCUIT INCLUDING MEANS SERIALLY LINKING THE TRANSPOSE WINDINGS OF THE EVEN NUMBERED CORES OF SAID SERIES AND SAID FIRST BIAS WINDINGS OF THE ODD NUMBERED CORES, A FOURTH CIRCUIT INCLUDING MEANS SERIALLY LINKING THE RESET WINDINGS OF THE EVEN NUMBERED CORES AND SAID SECOND BIAS WINDINGS OF THE ODD NUMBERED CORES, IMPULSE SIGNAL SOURCE MEANS DRIVING SAID FIRST, SECOND, THIRD AND FOURTH CIRCUITS SEQUENTIALLY IN REPEATING CYCLES AND INPUT SIGNAL SOURCE MEANS FOR FEEDING A DATA BIT REPRESENTATIVE IMPULSE TO THE FIRST CORE INPUT WINDING AT THE BEGINNING OF ANY CYCLE OF SAID INPULSE SIGNAL MEANS.
Claim 2
Dependent Claim
331 words
A MAGNETIC SHIFT REGISTER COMPRISING, IN COMBINATION, A SERIES OF MAGNETIC CORES, EACH OF SAID CORES COMPRISING A CLOSED MAGNETIC CIRCUIT HAVING A MAIN BODY PORTION SURROUNDING AN APERTURE, THE BODY CONTAINING TWO OTHER SMALLER APERTURES WHICH DIVIDE THE ADJACENT BODY SECTION INTO FOUR LEGS, AN INPUT LEG, AN OUTPUT LEG, AND TWO INTERMEDIATE LEGS, EACH OF SAID LEGS BEING OF EQUAL CROSS SECTION WITH THE MAIN BODY BEING OF TWICE THE CORES SECTIONAL AREA OF ANY ONE OF SAID LEGS, EACH OF SAID CORES HAVING AN INPUT WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE INPUT LEG THEREOF, OUTPUT WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE OUTPUT LEG THEREOF, TRANSPOSE WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE INPUT AND OUTPUT LEGS THEREOF, FIRST BIAS WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE MAIN BODY PORTION THEREOF, SECOND BIAS WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE MAIN BODY PORTION THEREOF, AND RESET WINDING MEANS INDUCTIVELY ASSOCIATED WITH THE MAIN BODY PORTION THEREOF, CIRCUIT MEANS LINKING THE OUTPUT WINDING OF EACH SAID CORES BUT THE LAST OF SAID SERIES TO THE INPUT WINDING MEANS OF THE SUCCEEDING CORE, A FIRST CIRCUIT INCLUDING MEANS SERIALLY LINKING THE TRANSPOSE WINDINGS OF THE ODD NUMBERED CORES OF SAID SERIES AND SAID FIRST BIAS WINDINGS OF THE EVEN NUMBERED CORES, A SECOND CIRCUIT INCLUDING MEANS SERIALLY LINKING THE RESET WINDINGS OF THE ODD NUMBERED CORES AND SAID SECOND BIAS WINDINGS OF THE ODD NUMBERED CORES AND SAID CIRCUIT INCLUDING MEANS SERIALLY LINKING THE TRANSPOSE WINDINGS OF THE EVEN NUMBERED CORES OF SAID SERIES AND SAID FIRST BIAS WINDINGS OF THE ODD NUMBERED CORES, A FOURTH CIRCUIT INCLUDING MEANS SERIALLY LINKING THE RESET WINDINGS OF THE EVEN NUMBERED CORES AND SAID SECOND BIAS WINDINGS OF THE ODD NUMBERED CORES, IMPULSE SIGNAL SOURCE MEANS DRIVING SAID FIRST, SECOND, THIRD AND FOURTH CIRCUITS SEQUENTIALLY IN REPEATING CYCLES AND INPUT SIGNAL SOURCE MEANS FOR FEEDING A DATA BIT REPRESENTATIVE IMPULSE TO THE FIRST CORE INPUT WINDING AT THE BEGINNING OF ANY CYCLE OF SAID INPULSE SIGNAL MEANS.
References Cited (Backward Citations)
US2803812A
Cited
US2911628A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |