US5219304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical plug
Assignee: B&P Process Equipment and Systems LLC
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Filing: 1992-11-23
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Granted: 1993-06-15
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Expires: 2012-11-23
Abstract
Abstract This invention relates to an electrical plug and in particular to one including a body portion, a plurality of blades extending through the body portion into an inner edge of a recess portion of the body so that their connecting ends are disposed in separated spaces, a cover having a shape adapted to engage with the recess portion of the body, and a threaded nut engaged with a threaded collet of the body portion for firmly keeping an electrical cord in a fixed position.
Inventors
- 👤 Chen H. Lin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:46
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/46; H01R13/502; H01R13/58; H01R13/59
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
An electrical plug comprising: a body having a plurality of blades which are partially embedded into said body and have an end extending inwardly out of said body, said body having a recess portion provided with a plurality of holes on the outer edge and an inner edge having a raised top and a shoulder at both sides of said raised top, the upper surface of said raised top and said shoulder being adapted to receive the connecting end of said blades, said recess portion being formed with a first threaded member; a cover formed with an inner edge having a lowered central portion and a raised shoulder at both sides of said lowered central portion each of which has a groove adapted to receive the connecting end of each said blade, said cover further having a plurality of pins adapted to engage with the holes on the outer edge of the recess part of said body and a second threaded member which will form a threaded collet when engaged with the first threaded member of said body; and a threaded nut engaged with said threaded collet for firmly keeping an electrical cord in a fixed position.
Claim 2
Dependent Claim
197 words
An electrical plug comprising: a body having a plurality of blades which are partially embedded into said body and have an end extending inwardly out of said body, said body having a recess portion provided with a plurality of holes on the outer edge and an inner edge having a raised top and a shoulder at both sides of said raised top, the upper surface of said raised top and said shoulder being adapted to receive the connecting end of said blades, said recess portion being formed with a first threaded member; a cover formed with an inner edge having a lowered central portion and a raised shoulder at both sides of said lowered central portion each of which has a groove adapted to receive the connecting end of each said blade, said cover further having a plurality of pins adapted to engage with the holes on the outer edge of the recess part of said body and a second threaded member which will form a threaded collet when engaged with the first threaded member of said body; and a threaded nut engaged with said threaded collet for firmly keeping an electrical cord in a fixed position.
References Cited (Backward Citations)
US3571781A
Cited
DE3524384A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-06-14 | 1996-12-14 | 1997-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-06-14 | 2000-12-14 | 2001-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-06-14 | 2004-12-14 | 2005-06-15 | $7700.00 | Window Closed / Lapsed |