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US4571019A Expired / Lapsed US ⏱️ 0.0 years remaining

Connecting terminal

Assignee: Mitsubishi Electric Corp
•
Filing: 1982-12-10
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Granted: 1986-02-18
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Expires: 2002-12-10
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Abstract

Abstract A connecting terminal of electrically conductive material is in the form of a flat plate having first and second tabs which are stamped from the plate and bent upwardly from the same surface of the plate. The first tab is reversely bent to overlie the plate in spaced substantially parallel relation thereto for receiving an insulated wire and the second tab is disposed at an acute angle to the plate and is directed opposite to the first tab for anchoring the free end of the wire to the terminal. The first tab is provided with an elongated slot in the bent portion thereof so that on subsequent clamping of the wire by the application of pressure by opposed electrodes and the passage of current through the electrodes, the insulation will be burned off the wire under the first tab. The elongated slot allows for the escape of gasses and burned insulation material so as to insure a good electrical connection between the conductive core of the wire and the terminal.

Inventors

  • 👤 Junichi Arai

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 21:57
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/02; H01R4/026; B; B23; B23K; B23K11/00; B23K11/16; B23K11/163; H01R4/28; H01R4/48; H01R43/00; H01R43/02; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3916; Y10T24/3924

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 128 words
A connecting terminal comprising plate means having a hook-like tab member protruding from one surface thereof and extending over said plate means in spaced substantially parallel relation thereto for receiving an insulated wire thereunder, means defining an elongated aperture in the bight of said hook-like tab member to facilitate the dispersal of gases and insulating residue during a subsequent fusing operation of said wire to said terminal and clamping means protruding from the same surface of said plate means as said hook-like tab member for securing the free end of said wire to said terminal, said clamping means being comprised of a piece protruding from said one surface of said plate means at an acute angle thereto and facing in the opposite direction from said hook-like tab member.
Claim 2
Dependent Claim 128 words
A connecting terminal comprising plate means having a hook-like tab member protruding from one surface thereof and extending over said plate means in spaced substantially parallel relation thereto for receiving an insulated wire thereunder, means defining an elongated aperture in the bight of said hook-like tab member to facilitate the dispersal of gases and insulating residue during a subsequent fusing operation of said wire to said terminal and clamping means protruding from the same surface of said plate means as said hook-like tab member for securing the free end of said wire to said terminal, said clamping means being comprised of a piece protruding from said one surface of said plate means at an acute angle thereto and facing in the opposite direction from said hook-like tab member.
Claim 3
Dependent Claim 31 words
A connecting terminal as set forth in claim 1 wherein said tab member and said piece are of one-piece integral construction with said plate means which is of electrically conductive material.

References Cited (Backward Citations)

US1706412A Cited
US1647762A Cited
US3520004A Cited
US3575371A Cited
DE2249258A1 Cited
US3976385A Cited
US4263474A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1989-02-17 1989-08-19 1990-02-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1993-02-17 1993-08-19 1994-02-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1997-02-17 1997-08-19 1998-02-18 $7700.00 Window Closed / Lapsed

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