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US3171104A Expired / Lapsed US ⏱️ 0.0 years remaining

Variable reluctance binary data transducer

Assignee: Unisys Corp
•
Filing: 1959-10-13
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Granted: 1965-02-23
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Expires: 1979-10-13
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Abstract

No abstract record available.

Inventors

  • 👤 Bernard J Norton
  • 👤 William D Sauter

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 22:24
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/22

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 143 words
A BINARY DATA TRANSDUCER COMPRISING FIRST AND SECOND C-SHAPED DATA SENSING MEMBERS EACH HAVING AN INPUT AND AN OUTPUT WINDING, THE OUTPUT WINDINGS BEING INTERCONNECTED IN SERIES CIRCUIT WHEREBY THE CURRENTS INDUCED IN SAID INTERCONNECTED OUTPUT WINDINGS TEND TO FLOW IN OPPOSITE DIRECTIONS, MEANS FOR PULSING SAID INPUT WINDINGS SO AS TO INDUCE SAID CURRENTS IN SAID OUTPUT WINDINGS, FIRST AND SECOND SUBSTANTIALLY MIRROR-SYMMETRIC LONGITUDINALLY ABUTTING DATA STORAGE MEMBER COMPRISING TRANSVERSE SECTIONS OF MAGNETIC AND NONMAGNETIC MATERIAL, AND MEANS FOR POSITIONING SAID DATA SENSING AND SAID DATA STORAGE MEMBERS IN CLOSE CLEARING RELATIONSHIP AND ALLOWING FOR CLOSE CLEARING RELATIVE MOVEMENT OF SAID SENSING MEMBERS LONGITUDINALLY ALONG SAID STORAGE MEMBERS, SAID SENSING MEMBERS BEING POSITIONED ACROSS THE DIRECTION OF SAID MOVEMENT, AND ONE OF SAID SENSING MEMBERS AND SAID STORAGE MEMBERS BEING MUTUALLY DISPLACED BY A PREDETERMINED AMOUNT ALONG THE DIRECTION OF SAID MOVEMENT.
Claim 2
Dependent Claim 143 words
A BINARY DATA TRANSDUCER COMPRISING FIRST AND SECOND C-SHAPED DATA SENSING MEMBERS EACH HAVING AN INPUT AND AN OUTPUT WINDING, THE OUTPUT WINDINGS BEING INTERCONNECTED IN SERIES CIRCUIT WHEREBY THE CURRENTS INDUCED IN SAID INTERCONNECTED OUTPUT WINDINGS TEND TO FLOW IN OPPOSITE DIRECTIONS, MEANS FOR PULSING SAID INPUT WINDINGS SO AS TO INDUCE SAID CURRENTS IN SAID OUTPUT WINDINGS, FIRST AND SECOND SUBSTANTIALLY MIRROR-SYMMETRIC LONGITUDINALLY ABUTTING DATA STORAGE MEMBER COMPRISING TRANSVERSE SECTIONS OF MAGNETIC AND NONMAGNETIC MATERIAL, AND MEANS FOR POSITIONING SAID DATA SENSING AND SAID DATA STORAGE MEMBERS IN CLOSE CLEARING RELATIONSHIP AND ALLOWING FOR CLOSE CLEARING RELATIVE MOVEMENT OF SAID SENSING MEMBERS LONGITUDINALLY ALONG SAID STORAGE MEMBERS, SAID SENSING MEMBERS BEING POSITIONED ACROSS THE DIRECTION OF SAID MOVEMENT, AND ONE OF SAID SENSING MEMBERS AND SAID STORAGE MEMBERS BEING MUTUALLY DISPLACED BY A PREDETERMINED AMOUNT ALONG THE DIRECTION OF SAID MOVEMENT.

References Cited (Backward Citations)

US2590091A Cited
US2685082A Cited
US2794851A Cited
US2779539A Cited
US2938199A Cited
US2905874A Cited
GB886261A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-02-23 1968-08-24 1969-02-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-02-23 1972-08-24 1973-02-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-02-23 1976-08-24 1977-02-23 $7700.00 Window Closed / Lapsed

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