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US3202957A Expired / Lapsed US ⏱️ 0.0 years remaining

Wire-cutting solderless connector

Assignee: 3M Co
•
Filing: 1962-04-30
•
Granted: 1965-08-24
•
Expires: 1982-04-30
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Abstract

No abstract record available.

Inventors

  • 👤 Edward E Leach

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 21:33
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/24; H01R4/2416; H01R4/2445; H01R4/245; H01R4/2454

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 216 words
A WIRE-CONNECTOR COMPRISING: A BASE HAVING OPENENDED WIRE-RECEIVING PASSAGES DEFINING PARALLEL WIRE-SUPPORTING SURFACES, SAID BASE BEING DOUBLY GROOVED TO PROVIDE A PAIR OF PARALLEL GROOVES EXTENDING ACROSS SAID SURFACES, EACH OF SAID GROOVES BEING DEFINED BY A PAIR OF PARALLEL CLOSELY-SPACED SIDE WALLS PERPENDICULAR TO SAID SUPPORTING SURFACES AND A PAIR OF INWARDLY DIVERGENT END WALLS; AND A GENERALLY U-SHAPED RESILIENT CONDUCTIVE CONNECTOR MEMBER HAVING A FIRST LEG, A SECOND LEG, AND A CONNECTING BASE, EACH SAID LEG BEING OUTWARDLY TAPERING FROM SAID BASE AND INDENTED AT BOTH EDGES AT A COMMON DISTANCE FROM SAID BASE AND AT AN AREA OF GREATEST LEG WIDTH, SAID CONNECTOR MEMBER BEING IN POSITION FOR SAID LEGS TO BE PRESSED INTO SAID GROOVES AND SAID LEGS BEING OF APPROPRIATE DIMENSIONS ESSENTIALLY TO PROVIDE SLIDING CONTACT WITH THE SIDE WALLS AND SPACED RELATIONSHIP WITH THE BOTTOM AND END WALLS THEREOF, AND SAID MEMBER BEING RELEASABLY RETAINED IN SAID POSITION BY CONTACT BETWEEN THE INDENT SURFACES OF SAID LEGS AND THE EXPOSED CORNERS OF SAID END WALLS; AT LEAST ONE OF SAID LEGS BEING SLOTTED TO RECEIVE AND MAKE RESILIENT PERMANENT CONTACT WITH A WIRE SUPPORTED ON A CORRESPONDING WIRESUPPORTING SURFACE, AND THE OTHER OF SAID LEGS HAVING A CORRESPONDING CUTTING EDGE FOR SEVERING A WIRE SUPPORTED ON THE SAME WIRE-SUPPORTING SURFACE.
Claim 2
Dependent Claim 216 words
A WIRE-CONNECTOR COMPRISING: A BASE HAVING OPENENDED WIRE-RECEIVING PASSAGES DEFINING PARALLEL WIRE-SUPPORTING SURFACES, SAID BASE BEING DOUBLY GROOVED TO PROVIDE A PAIR OF PARALLEL GROOVES EXTENDING ACROSS SAID SURFACES, EACH OF SAID GROOVES BEING DEFINED BY A PAIR OF PARALLEL CLOSELY-SPACED SIDE WALLS PERPENDICULAR TO SAID SUPPORTING SURFACES AND A PAIR OF INWARDLY DIVERGENT END WALLS; AND A GENERALLY U-SHAPED RESILIENT CONDUCTIVE CONNECTOR MEMBER HAVING A FIRST LEG, A SECOND LEG, AND A CONNECTING BASE, EACH SAID LEG BEING OUTWARDLY TAPERING FROM SAID BASE AND INDENTED AT BOTH EDGES AT A COMMON DISTANCE FROM SAID BASE AND AT AN AREA OF GREATEST LEG WIDTH, SAID CONNECTOR MEMBER BEING IN POSITION FOR SAID LEGS TO BE PRESSED INTO SAID GROOVES AND SAID LEGS BEING OF APPROPRIATE DIMENSIONS ESSENTIALLY TO PROVIDE SLIDING CONTACT WITH THE SIDE WALLS AND SPACED RELATIONSHIP WITH THE BOTTOM AND END WALLS THEREOF, AND SAID MEMBER BEING RELEASABLY RETAINED IN SAID POSITION BY CONTACT BETWEEN THE INDENT SURFACES OF SAID LEGS AND THE EXPOSED CORNERS OF SAID END WALLS; AT LEAST ONE OF SAID LEGS BEING SLOTTED TO RECEIVE AND MAKE RESILIENT PERMANENT CONTACT WITH A WIRE SUPPORTED ON A CORRESPONDING WIRESUPPORTING SURFACE, AND THE OTHER OF SAID LEGS HAVING A CORRESPONDING CUTTING EDGE FOR SEVERING A WIRE SUPPORTED ON THE SAME WIRE-SUPPORTING SURFACE.

References Cited (Backward Citations)

US2651768A Cited
US2623092A Cited
US2802083A Cited
US3012219A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-08-23 1969-02-22 1969-08-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-08-23 1973-02-22 1973-08-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-08-23 1977-02-22 1977-08-24 $7700.00 Window Closed / Lapsed

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