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Patent · US4784621A · A · US

Wire connector

(11) Publication number
US4784621A
(21) Application number
07/095,841
(22) Filing date
1987-09-14
(30) Priority date
1987-09-14
(43) Publication date
1988-11-15
(45) Date of grant
1988-11-15
(51) IPC
H01R 4/64
(52) CPC
  • H01R Electrically-conductive connections; structural associations of a plurality of mutually-insulated electrical connecting elements; coupling devices; current collectors: 4/643, 4/30, 4/36, 4/38, 4/64
(72) Inventors
William T. Auclair
(54) Title
Wire connector
(57) Abstract

A wire connector for ground wires employs a pair of jaw members adapted for clamping to an I-beam. A head assembly includes a threaded shaft for securing the jaw members in clamped relationship. A bifurcated slot extends through the head assembly. The slot is selectively dimensioned to receive a ground wire which is secured in fixed position by a set screw.

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Claims (14)

  1. A wire connector comprising: clamp means comprising a pair of cooperative jaw members for clamping an object in clamped relationship between said jaw members; clamp securement means comprising a shaft threaded to one of said jaw members and a head assembly fixed to said shaft and engageable against said other jaw member for securing said jaw members in clamped relationship; slot defining means in fixed relationship with said clamp securement means for defining a bifurcated slot having an enlarged first section having a first pre-established diameter and a contiguous reduced second section having a second pre-established diameter and at least partially defined by a closed end generally diametrically opposite the enlarged first section, said second diameter being less than said first diameter; and wire securement means positionable in said slot for engaging against a wire received in said slot to securably connect said wire in fixed position therein wherein a wire having a diameter between said first and second pre-established diameters is securable in said enlarged section and a wire having a diameter less than said second pre-established diameter is securable in said reduced section whereby said connector defines an electrically conductive path which extends between said wire and said object.
  2. The wire connector of claim 1 wherein said wire securement means further comprises a set screw having an engagement end, said screw being threaded to said head assembly, said engagement end being axially positionable relative to said slot.
  3. The wire connector of claim 2 wherein said set screw engagement end is constantly axially spaced at least a pre-established distance from said closed end.
  4. The wire connector of claim 1 wherein said head assembly comprises an axially extending hex-sided head and said bifurcated slot extends through opposing sides of said head.
  5. The wire connector of claim 4 wherein said shaft projects axially from one end of said head and said wire securement means is threadably mounted at the opposite axial end of said head.
  6. The wire connector of claim 1 wherein a said jaw member forms an axially extending channel defining a pair of laterally spaced tongues and the other said jaw member forms a rail received in said channel for sliding movement therealong to define the transverse spacing between said jaw members, said rail defining a pair of grooves mating with said tongues.
  7. The wire connector of claim 6 wherein each said jaw member defines an array of projecting gripping teeth.
  8. The wire connector of claim 6 wherein said tongues are oriented at an angle generally oblique to the transverse axis of the jaw members.
  9. The wire connector of claim 1 wherein said enlarged slot section is dimensioned to receive a 6 gauge wire and said reduced slot section is dimensioned to receive a 10 gauge wire.
  10. A wire connector comprising: clamp means comprising a pair of coorperative jaw members each having opposing arrays of gripping structures for clamping an object in clamped relationship between said jaw members; clamp securement means threadably positionable in one jaw member and engageable against the other jaw member for securing said jaw members in clamped relationship; a head assembly mounted to said clamp means comprising slot defining means for defining a bifurcated slot having an enlarged first section having a first pre-established diameter and a contiguous diametral reduced second section having a second pre-established diameter and at least partially defined by a closed end generally diametrically opposite the enlarged first section, said second diameter being less than said first diameter; and a set screw threaded to said head assembly and comprising an engagement end positionable in said slot for engaging against a wire received in said slot to securably connect said wire in fixed position therein wherein a wire having a diameter between said first and second pre-established diameters is securable in said enlarged section and a wire having a diameter less than said second pre-established diameter is securable in said reduced section.
  11. The wire connector of claim 10 wherein said set screw engagement end is constantly spaced at least a pre-established distance from said closed end.
  12. The wire connector of claim 10 wherein said enlarged slot section is dimensioned to receive a 6 gauge wire and said reduced slot section is dimensioned to receive a 10 gauge wire.
  13. The wire connector of claim 10 wherein said head assembly comprises an axially extending hex-sided head and said bifurcated slot extends through opposing sides of said head.
  14. The wire connector of claim 13 further comprising a threaded shaft extending in fixed relationship from said head, said shaft being threadably engagebale with said clamp means for mounting said head to said clamp means.

Description

This invention relates generally to connectors for wire conductors. More particularly, the present invention relates generally to wire connectors employed as ground terminals for securing a ground wire for an electrical system or appliance.

Wire terminal devices of numerous types and configurations have been advanced for receiving wires in selectively dimensioned slotted openings and securing the wires in fixed position. For example, U.S. Pat. No. 3,426,319 discloses a neutral wire connector for electrically interconnecting a plurality of aluminum or copper wires. The device employs a plurality of wire receiving and screw receiving openings selectively dimensioned and shaped for receiving wires of various dimensions to secure the wires in place. Numerous devices have also been advanced to provide connectors for ground connections. For example, U.S. Pat. No. 4,526,437 discloses an electrical bracket wherein a connecting wire is seated between a ground rod and an acute corner of a bent sheet metal receiving member. A bolt engages screw threads of the member to clamp a connecting wire against the ground rod. Another conventional ground wire connector employs opposing clamp halves which are bolted together around a pipe or conduit. A boss extends from one clamp half. A ground wire is inserted through an opening of the boss and secured by tightening a set screw.

Briefly stated, the invention in its preferred form is a wire connector which functions as a ground clamp for clamping a ground wire to an I-beam or like member.

Citations (15)

  • US254473A
  • US255661A
  • GB247724A
  • US1981685A
  • US2094392A
  • US2032394A
  • US2631346A
  • US3032849A
  • US3228094A
  • CH433476A
  • US3426319A
  • US3736550A
  • US3760341A
  • US4020531A
  • US4526437A
Record as JSON
{
  "publication_number": "US4784621A",
  "country": "US",
  "kind": "A",
  "title": "Wire connector",
  "abstract": "A wire connector for ground wires employs a pair of jaw members adapted for clamping to an I-beam. A head assembly includes a threaded shaft for securing the jaw members in clamped relationship. A bifurcated slot extends through the head assembly. The slot is selectively dimensioned to receive a ground wire which is secured in fixed position by a set screw.",
  "claims": [
    "1. A wire connector comprising: clamp means comprising a pair of cooperative jaw members for clamping an object in clamped relationship between said jaw members; clamp securement means comprising a shaft threaded to one of said jaw members and a head assembly fixed to said shaft and engageable against said other jaw member for securing said jaw members in clamped relationship; slot defining means in fixed relationship with said clamp securement means for defining a bifurcated slot having an enlarged first section having a first pre-established diameter and a contiguous reduced second section having a second pre-established diameter and at least partially defined by a closed end generally diametrically opposite the enlarged first section, said second diameter being less than said first diameter; and wire securement means positionable in said slot for engaging against a wire received in said slot to securably connect said wire in fixed position therein wherein a wire having a diameter between said first and second pre-established diameters is securable in said enlarged section and a wire having a diameter less than said second pre-established diameter is securable in said reduced section whereby said connector defines an electrically conductive path which extends between said wire and said object.",
    "2. The wire connector of claim 1 wherein said wire securement means further comprises a set screw having an engagement end, said screw being threaded to said head assembly, said engagement end being axially positionable relative to said slot.",
    "3. The wire connector of claim 2 wherein said set screw engagement end is constantly axially spaced at least a pre-established distance from said closed end.",
    "4. The wire connector of claim 1 wherein said head assembly comprises an axially extending hex-sided head and said bifurcated slot extends through opposing sides of said head.",
    "5. The wire connector of claim 4 wherein said shaft projects axially from one end of said head and said wire securement means is threadably mounted at the opposite axial end of said head.",
    "6. The wire connector of claim 1 wherein a said jaw member forms an axially extending channel defining a pair of laterally spaced tongues and the other said jaw member forms a rail received in said channel for sliding movement therealong to define the transverse spacing between said jaw members, said rail defining a pair of grooves mating with said tongues.",
    "7. The wire connector of claim 6 wherein each said jaw member defines an array of projecting gripping teeth.",
    "8. The wire connector of claim 6 wherein said tongues are oriented at an angle generally oblique to the transverse axis of the jaw members.",
    "9. The wire connector of claim 1 wherein said enlarged slot section is dimensioned to receive a 6 gauge wire and said reduced slot section is dimensioned to receive a 10 gauge wire.",
    "10. A wire connector comprising: clamp means comprising a pair of coorperative jaw members each having opposing arrays of gripping structures for clamping an object in clamped relationship between said jaw members; clamp securement means threadably positionable in one jaw member and engageable against the other jaw member for securing said jaw members in clamped relationship; a head assembly mounted to said clamp means comprising slot defining means for defining a bifurcated slot having an enlarged first section having a first pre-established diameter and a contiguous diametral reduced second section having a second pre-established diameter and at least partially defined by a closed end generally diametrically opposite the enlarged first section, said second diameter being less than said first diameter; and a set screw threaded to said head assembly and comprising an engagement end positionable in said slot for engaging against a wire received in said slot to securably connect said wire in fixed position therein wherein a wire having a diameter between said first and second pre-established diameters is securable in said enlarged section and a wire having a diameter less than said second pre-established diameter is securable in said reduced section.",
    "11. The wire connector of claim 10 wherein said set screw engagement end is constantly spaced at least a pre-established distance from said closed end.",
    "12. The wire connector of claim 10 wherein said enlarged slot section is dimensioned to receive a 6 gauge wire and said reduced slot section is dimensioned to receive a 10 gauge wire.",
    "13. The wire connector of claim 10 wherein said head assembly comprises an axially extending hex-sided head and said bifurcated slot extends through opposing sides of said head.",
    "14. The wire connector of claim 13 further comprising a threaded shaft extending in fixed relationship from said head, said shaft being threadably engagebale with said clamp means for mounting said head to said clamp means."
  ],
  "description_excerpt": "This invention relates generally to connectors for wire conductors. More particularly, the present invention relates generally to wire connectors employed as ground terminals for securing a ground wire for an electrical system or appliance.\n\nWire terminal devices of numerous types and configurations have been advanced for receiving wires in selectively dimensioned slotted openings and securing the wires in fixed position. For example, U.S. Pat. No. 3,426,319 discloses a neutral wire connector for electrically interconnecting a plurality of aluminum or copper wires. The device employs a plurality of wire receiving and screw receiving openings selectively dimensioned and shaped for receiving wires of various dimensions to secure the wires in place. Numerous devices have also been advanced to provide connectors for ground connections. For example, U.S. Pat. No. 4,526,437 discloses an electrical bracket wherein a connecting wire is seated between a ground rod and an acute corner of a bent sheet metal receiving member. A bolt engages screw threads of the member to clamp a connecting wire against the ground rod. Another conventional ground wire connector employs opposing clamp halves which are bolted together around a pipe or conduit. A boss extends from one clamp half. A ground wire is inserted through an opening of the boss and secured by tightening a set screw.\n\nBriefly stated, the invention in its preferred form is a wire connector which functions as a ground clamp for clamping a ground wire to an I-beam or like member.",
  "cpc": [
    "H01R 4/643",
    "H01R 4/30",
    "H01R 4/36",
    "H01R 4/38",
    "H01R 4/64"
  ],
  "ipc": [
    "H01R 4/64"
  ],
  "inventors": [
    "William T. Auclair"
  ],
  "filing_date": "1987-09-14",
  "publication_date": "1988-11-15",
  "grant_date": "1988-11-15",
  "priority_date": "1987-09-14",
  "application_number": "US-9584187-A",
  "family_id": "22253837",
  "cited_by_count": 37,
  "citations": [
    "US254473A",
    "US255661A",
    "GB247724A",
    "US1981685A",
    "US2094392A",
    "US2032394A",
    "US2631346A",
    "US3032849A",
    "US3228094A",
    "CH433476A",
    "US3426319A",
    "US3736550A",
    "US3760341A",
    "US4020531A",
    "US4526437A"
  ]
}

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