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US5411403A Expired / Lapsed US ⏱️ 0.0 years remaining

Bridged electrical plug

Assignee: ETCO Inc
•
Filing: 1994-06-02
•
Granted: 1995-05-02
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Expires: 2014-06-02
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Abstract

Abstract An electrical plug with power blades in a power bridge portion and a ground pin in a ground bridge portion, the portions being non-integrally joined.

Inventors

  • 👤 Stephen A. Blanche

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 08:39
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/648; H01R13/652

Claims Analysis

Total Claims: 13
Claim 1
Independent Claim 70 words
An electrical plug comprising a plastic insulative bridge, said bridge including a ground bridge portion and a power bridge portion, said ground bridge portion being secured to said power bridge portion non-integrally, and in which a single ground pin is held on all sides thereof in said ground bridge portion, and a single pair of power blades are each held on all sides thereof, respectively, in said power bridge portion.
Claim 2
Dependent Claim 70 words
An electrical plug comprising a plastic insulative bridge, said bridge including a ground bridge portion and a power bridge portion, said ground bridge portion being secured to said power bridge portion non-integrally, and in which a single ground pin is held on all sides thereof in said ground bridge portion, and a single pair of power blades are each held on all sides thereof, respectively, in said power bridge portion.
Claim 3
Dependent Claim 22 words
The plug of claim 1 in which said power blades each consists of a formed and folded-on-itself strip of conductive sheet metal.
Claim 4
Dependent Claim 129 words
An electrical plug comprising a plastic insulative bridge, said bridge including a ground bridge portion and a power bridge portion, said ground bridge portion being non-integrally secured to said power bridge portion, said ground bridge portion holding therein a single ground pin, said power bridge portion holding therein a single pair of power blades in which said power blades each consists of a formed and folded-on-itself strip of conductive sheet metal, and in which a first layer of each said blade extends completely through first slots in said power bridge portion and a second layer of each said blade extends angularly away from said first layer inwardly of said power blade, and is held in second slots of said power bridge portion so angularly related to said first slots.
Claim 5
Dependent Claim 129 words
An electrical plug comprising a plastic insulative bridge, said bridge including a ground bridge portion and a power bridge portion, said ground bridge portion being non-integrally secured to said power bridge portion, said ground bridge portion holding therein a single ground pin, said power bridge portion holding therein a single pair of power blades in which said power blades each consists of a formed and folded-on-itself strip of conductive sheet metal, and in which a first layer of each said blade extends completely through first slots in said power bridge portion and a second layer of each said blade extends angularly away from said first layer inwardly of said power blade, and is held in second slots of said power bridge portion so angularly related to said first slots.
Claim 6
Dependent Claim 26 words
The plug of claim 3 in which said first slots and said second slots are closed by an insulative cap secured to said power bridge portion.
Claim 7
Dependent Claim 26 words
The plug of claim 4 in which said ground bridge portion includes an integral elongated projection and said power bridge portion includes a mating blind hole.
Claim 8
Dependent Claim 25 words
The plug of claim 4 in which one of said power bridge portion and said cap includes projections and the other includes mating blind holes.
Claim 9
Dependent Claim 17 words
The plug of claim 4 in which said power bridge portion includes a vibratory feeder orientation groove.
Claim 10
Dependent Claim 23 words
The plug of claim 4 in which each of said power bridge portion and said cap are formed of plastic and secured together.
Claim 11
Dependent Claim 11 words
The plug of claim 8 in which said plastic is polypropylene.
Claim 12
Dependent Claim 17 words
The plug of claim 8 in which said power bridge portion and said cap are thermoweldedly joined.
Claim 13
Dependent Claim 19 words
The plug of claim 10 in which said power bridge portion and said ground bridge portion are thermoweldedly joined.

References Cited (Backward Citations)

US1872678A Cited
US3668779A Cited
US4854894A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1998-05-01 1998-10-31 1999-05-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2002-05-01 2002-10-31 2003-05-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2006-05-01 2006-10-31 2007-05-02 $7700.00 Window Closed / Lapsed

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