US3221176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive circuit
Assignee: TE Connectivity Corp
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Filing: 1960-08-26
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Granted: 1965-11-30
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Expires: 1980-08-26
Abstract
No abstract record available.
Inventors
- 👤 William B Fritz
- 👤 James H Whitley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:25
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/04; H; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/70; H03K3/00; H03K3/02; H03K3/53; H03K3/57
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
147 words
A MAGNETIC CORE BINARY INFORMATION HANDLING CIRCUIT COMPRISING A FIRST MAGNETIC CORE WINDING ADAPTED TO BE ENERGIZED WITH A REFLECTIVELY LONG, LOW AMPLITUDE DRIVE CURENT, A SECOND MAGNETIC CORE WINDING ADAPTED TO BE ENERGIZED WITH A RELATIVELY SHORT, HIGH AMPLITUDE DRIVE CURRENT, AND DRIVE CURRENT MEANS INCLUDING A CAPACITOR AND CONDUCTOR MEANS FOR CHARGING SAID CAPACITOR AT A DESIRED RATE THROUGH ONE OF SAID WINDINGS AND DISCHARGING SAID CAPACITOR THROUGH THE OTHER OF SAID WINDINGS, THE SIZE OF SAID CAPACITOR AND THE TURNS RATIO OF SAID WINDINGS BEING PREDETERMINED IN ACCORDANCE WITH THE DESIRED AMPLITUDE OF PULSES INTO THEM, SAID CAPACITOR AND CONDUCTOR MEANS INCLUDING A CAPACITOR AND A TRANSISTOR CIRCUIT TO CHARGE SAID CAPACITOR AT A CONSTANT RATE, SAID CAPACITOR AND CONDUCTOR MEANS INCLUDING A LINEAR INDUCTOR AND A SWITCH TO DISCHARGE SAID CAPACITOR THROUGH SAID ONE WINDING IN REVERSE DIRECTION AND THROUGH SAID OTHER WINDING.
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) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |