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US3624901A Expired / Lapsed US ⏱️ 0.0 years remaining

Wire stripper and cutter

Assignee: Individual
•
Filing: 1969-08-26
•
Granted: 1971-12-07
•
Expires: 1989-08-26
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Abstract

Abstract AN OPERATING HANDLE, FUNCTIONING AS A LEVER, IS PROVIDED WITH A HAND GRIP AT ONE END AND A KNIFE AT THE OTHER END, AND A WORK SUPPORT IN THE FORM OF A HOOK ADAPTED TO ENGAGE AN INSULATED CABLE OR THE LIKE IS PIVOTALLY CONNECTED TO THE HANDLE LEVER. THE LEVER IS OPERABLE TO CAUSE THE KNIFE TO CUT INTO AND THROUGH THE INSULATION OF THE CABLE, AND AFTER THIS HAS BEEN DONE, THE CABLE CAN BE REMOVED FROM THE HOOK AND THE LATTER SWUNG TO AN INOPERATIVE POSITION TO PERMIT THE KNIFE TO BE USED INDEPENDENTLY FOR STRIPPING THE WIRE OR WIRES. IN A MODIFIED FORM OF THE INVENTION SCISSORS-LIKE LEVERS ARE EMPLOYED, ONE OF WHICH IS PROVIDED WITH A WORK SUPPORT AND THE OTHER WITH A CUTTING KNIFE FOR SLITTING INSULATION OF A CABLE OR WIRE, AND THE WORK SUPPORT IS PROVIDED WITH TRANSVERSE GROOVES TO SUPPORT A CABLE WHEREBY THE DEVICE MAY BE ROTATED WITH THE KNIFE IN ENGAGEMENT WITH THE CABLE TO CUT CIRCUMFERENTIALLY THEREAROUND THROUGH THE INSULATION TO FACILITATE THE STRIPPER OF THE LATTER FROM THE WIRE. ONE OF THE LEVERS MAY BE PROVIDED WITH AN UPWARDLY EXTENDING HOOK TO ENGAGE THE INSULATION, WHEREBY ROTATION OF THE DEVICE WILL CAUSE THE HOOK TO BREAK LOOSE THE INSULATION FROM THE WIRE.

Inventors

  • 👤 Walter G Pettit
  • 👤 Walter W Mccurry

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 22:10
CPC Classifications
H; H02; H02G; H02G1/00; H02G1/12; H02G1/1202; H02G1/1204; H02G1/1229

Claims Analysis

Total Claims: 0
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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) 1974-12-06 1975-06-07 1975-12-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-12-06 1979-06-07 1979-12-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-12-06 1983-06-07 1983-12-07 $7700.00 Window Closed / Lapsed

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