US3202957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire-cutting solderless connector
Assignee: 3M Co
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Filing: 1962-04-30
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Granted: 1965-08-24
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Expires: 1982-04-30
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)
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 |