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US3095640A Expired / Lapsed US ⏱️ 0.0 years remaining

Tools for unwrapping wrapped electrical connections

Assignee: FERANTI Ltd
•
Filing: 1960-10-24
•
Granted: 1963-07-02
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Expires: 1980-10-24
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Abstract

No abstract record available.

Inventors

  • 👤 Butterworth Arnold William
  • 👤 Roberts James Edgar

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 07:21
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/033; H01R43/0335; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53274; Y10T29/53283

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 276 words
A TOOL FOR UNWRAPPING WRAPPED ELECTRICAL CONNECTIONS OF THE TYPE WHEREIN ONE END OF THE CONNECTING PORTION OF A WIRE IS WRAPPED CLOSELY AGAINST A TERMINAL PIN AND THE OTHER END PROJECTS OUTWARDLY AWAY FROM THE PIN, COMPRISING AT LEAST ONE ROTATABLE TUBULAR MEMBER HAVING ONE END ADAPTED TO FIT LOOSELY OVER A WRAPPED CONNECTION, SAID TUBULAR MEMBER CONTAINING ADJACENT BUT SPACED AXIALLY FROM SAID ONE END A SLOT CLOSED AT ONE END AND EXTENDING TRANSVERSELY TO THE LONGITUDINAL AXIS OF SAID TUBULAR MEMBER AND AN ACCESS TO SAID SLOT FROM SAID ONE END OF SAID TUBULAR MEMBER SO FORMED THAT WHEN SAID TUBULAR MEMBER IS FITTED OVER A WRAPPED CONNECTION THE PROJECTING END OF THE WIRE MAY PASS BY WAY OF SAID ACCESS INTO SAID SLOT, WHEREBY ROTATION OF SAID TUBULAR MEMBER IN THE OPPOSITE DIRECTION TO THAT IN WHICH SAID WIRE IS WRAPPED FIRST CAUSES THE CLOSED END OF SAID SLOT TO ENGAGE THE PROJECTING END OF SAID WIRE AND THEREAFTER CAUSES UNWRAPPING OF THE WIRE, THE INTERNAL DIAMETER OF SAID TUBULAR MEMBER BEING LARGE ENOUGH TO PERMIT EXPANSION OF THE WRAPPED WIRE THEREWITHIN SUFFICIENTLY TO RELASE THE TERMINAL PIN, AN MEANS FOR EJECTING THE UNWRAPPED PIECE OF WIRE FROM SAID TUBULAR MEMBER INCLUDING AN OUTER SLEEVE MOUNTED ON SAID TUBULAR MEMBER IN SUCH MANNER THAT IT IS ROTATABLE ABOUT THE LONGITUDINAL AXIS OF SAID TUBULAR MEMBER, SAID OUTER SLEEVE HAVING AN AXIAL PROJECTING FOR ENGAGING THE PROJECTING PORTION OF SAID UNWRAPPED WIRE IN SAID TRANSVERSE SLOT AND MOVING IT TO SAID ACCESS, AND AN INNER SLEEVE SLIDABLE AXIALLY WITHIN SAID TUBULAR MEMBER FOR THEREAFTER PUSHING THE UNWARPPED WIRE OUT OF SAID TUBULAR PORTION.
Claim 2
Dependent Claim 276 words
A TOOL FOR UNWRAPPING WRAPPED ELECTRICAL CONNECTIONS OF THE TYPE WHEREIN ONE END OF THE CONNECTING PORTION OF A WIRE IS WRAPPED CLOSELY AGAINST A TERMINAL PIN AND THE OTHER END PROJECTS OUTWARDLY AWAY FROM THE PIN, COMPRISING AT LEAST ONE ROTATABLE TUBULAR MEMBER HAVING ONE END ADAPTED TO FIT LOOSELY OVER A WRAPPED CONNECTION, SAID TUBULAR MEMBER CONTAINING ADJACENT BUT SPACED AXIALLY FROM SAID ONE END A SLOT CLOSED AT ONE END AND EXTENDING TRANSVERSELY TO THE LONGITUDINAL AXIS OF SAID TUBULAR MEMBER AND AN ACCESS TO SAID SLOT FROM SAID ONE END OF SAID TUBULAR MEMBER SO FORMED THAT WHEN SAID TUBULAR MEMBER IS FITTED OVER A WRAPPED CONNECTION THE PROJECTING END OF THE WIRE MAY PASS BY WAY OF SAID ACCESS INTO SAID SLOT, WHEREBY ROTATION OF SAID TUBULAR MEMBER IN THE OPPOSITE DIRECTION TO THAT IN WHICH SAID WIRE IS WRAPPED FIRST CAUSES THE CLOSED END OF SAID SLOT TO ENGAGE THE PROJECTING END OF SAID WIRE AND THEREAFTER CAUSES UNWRAPPING OF THE WIRE, THE INTERNAL DIAMETER OF SAID TUBULAR MEMBER BEING LARGE ENOUGH TO PERMIT EXPANSION OF THE WRAPPED WIRE THEREWITHIN SUFFICIENTLY TO RELASE THE TERMINAL PIN, AN MEANS FOR EJECTING THE UNWRAPPED PIECE OF WIRE FROM SAID TUBULAR MEMBER INCLUDING AN OUTER SLEEVE MOUNTED ON SAID TUBULAR MEMBER IN SUCH MANNER THAT IT IS ROTATABLE ABOUT THE LONGITUDINAL AXIS OF SAID TUBULAR MEMBER, SAID OUTER SLEEVE HAVING AN AXIAL PROJECTING FOR ENGAGING THE PROJECTING PORTION OF SAID UNWRAPPED WIRE IN SAID TRANSVERSE SLOT AND MOVING IT TO SAID ACCESS, AND AN INNER SLEEVE SLIDABLE AXIALLY WITHIN SAID TUBULAR MEMBER FOR THEREAFTER PUSHING THE UNWARPPED WIRE OUT OF SAID TUBULAR PORTION.

References Cited (Backward Citations)

US2457475A Cited
US2884210A Cited
US2824475A Cited
US3019517A Cited
US2955769A Cited
US2998934A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-01 1966-12-31 1967-07-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-01 1970-12-31 1971-07-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-01 1974-12-31 1975-07-02 $7700.00 Window Closed / Lapsed

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