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US4718865A
Expired / Lapsed
US
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Insulated electrical plug
Assignee: ELECTRIC TERMINAL CORP
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Filing: 1986-08-14
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Granted: 1988-01-12
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Expires: 2006-08-14
Abstract
Abstract An electrical plug including an electrically conductive contact member, a wire attached to the contact member, a cover made of electrically insulating material and covering the exposed portion of the wire and the attached portion of the contact member, and a molded plastic housing embedding the cover, the contact member and wire.
Inventors
- 👤 August V. Cordeiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:21
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/40; H01R13/405; H01R2103/00; H01R24/00; H01R24/28
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
186 words
An electrical plug comprising a wire, a blade, a preformed cover, and a housing, said wire comprising a multiplicity of strands covered by insulation, end portions of said strands being exposed, said blade including a first gripping portion engaging said exposed end portions of said strands, a contact portion, a bent tab extending transversely from said blade between said first gripping portion and said contact portion, and a second gripping portion engaging said insulation, said cover completely surrounding said exposed end portions, first and second gripping portions and insulation so as to prevent loose exposed strands from extending from said cover, and including a cavity for receiving said gripping portions and attached wire, a first opening at one end of said cavity through which said wire passes, and a second opening at the other end of said cavity from which said contact portion of said blade extends, a recess extending from said cavity, and an inclined surface leading to said recess for flexing said tab prior to being received in said recess. said housing being of insulating material and being molded over said cover completely therearound.
Claim 2
Dependent Claim
186 words
An electrical plug comprising a wire, a blade, a preformed cover, and a housing, said wire comprising a multiplicity of strands covered by insulation, end portions of said strands being exposed, said blade including a first gripping portion engaging said exposed end portions of said strands, a contact portion, a bent tab extending transversely from said blade between said first gripping portion and said contact portion, and a second gripping portion engaging said insulation, said cover completely surrounding said exposed end portions, first and second gripping portions and insulation so as to prevent loose exposed strands from extending from said cover, and including a cavity for receiving said gripping portions and attached wire, a first opening at one end of said cavity through which said wire passes, and a second opening at the other end of said cavity from which said contact portion of said blade extends, a recess extending from said cavity, and an inclined surface leading to said recess for flexing said tab prior to being received in said recess. said housing being of insulating material and being molded over said cover completely therearound.
Claim 3
Dependent Claim
22 words
The plug of claim 1 in which said end of said wire and said contact portion of said blade are axially aligned.
Claim 4
Dependent Claim
27 words
The plug of claim 2 in which said cover additionally extends completely around said end of said wire for a distance outwardly thereof longitudinally of said blade.
References Cited (Backward Citations)
US4130333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-01-11 | 1991-07-13 | 1992-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-01-11 | 1995-07-13 | 1996-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-01-11 | 1999-07-13 | 2000-01-12 | $7700.00 | Window Closed / Lapsed |