US4780571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined floor pedestal and floor outlet
Assignee: Individual
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Filing: 1987-06-05
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Granted: 1988-10-25
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Expires: 2007-06-05
Abstract
Abstract A combined floor pedestal and floor outlets which include a base drum and a support drum interconnected by an adjustment sleeve member which is sleeved around and threadedly connected to the base drum and a support drum. The support drum has a top annular bearing face with grooves and projections to support and engage with floor rails and receives a plug body which has sockets mounted thereon to be used for electrical connection on the floor. The support drum is also provided with sockets means connected to the sockets of the plug. The assembly is convenient for making height adjustments as well as electrical connection.
Inventors
- 👤 Chien-Teh Huang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:06
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/024; E04F15/02447; E04F15/02464; E04F15/0247; E04F15/02476; E04F15/02452
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
325 words
A combined floor pedestal and floor outlet comprising: a drum base member having a cylindrical wall with an external screw thread on said cylindrical wall, and a bottom end flange extending radially at the bottom of said cylindrical wall; a sleeve member having a cylindrical wall with a first internal screw thread at a lower portion of said cylindrical wall of said sleeve member and a second internal screw thread at an upper portion of said cylindrical wall of said sleeve member, said sleeve member being sleeved around the upper portion of said drum base member, said first internal thread engaging with said external thread of said drum base, a support member having a cylindrical wall substantially similar in cross-section to said drum base member, said support member being inserted in said sleeve member, said cylindrical wall of said support member including a top annular portion which has radial grooves for receiving floor rails, opening at the periphery and the top face of said top annular portion, and upstanding projections for engaging with the floor rails, an external thread at a lower portion of said cylindrical wall of said support member, engaging with said second internal thread of said sleeve member, an internal thread at an upper portion of said cylindrical wall of said support member, and first electric socket means disposed in said cylindrical wall of said support member below said grooves; said first and second internal threads of said sleeve member being arranged such that they cause said external threads of said drum base member and said support member to advance in opposite directions when said sleeve member is turned; and a plug body inserted in said support member and including a cylindrical wall having an external thread engaging with said internal thread of said support member, and a top end having a second electric socket means mounted thereon, said second electric socket means being connected electrically to said first electric socket means.
Claim 2
Dependent Claim
325 words
A combined floor pedestal and floor outlet comprising: a drum base member having a cylindrical wall with an external screw thread on said cylindrical wall, and a bottom end flange extending radially at the bottom of said cylindrical wall; a sleeve member having a cylindrical wall with a first internal screw thread at a lower portion of said cylindrical wall of said sleeve member and a second internal screw thread at an upper portion of said cylindrical wall of said sleeve member, said sleeve member being sleeved around the upper portion of said drum base member, said first internal thread engaging with said external thread of said drum base, a support member having a cylindrical wall substantially similar in cross-section to said drum base member, said support member being inserted in said sleeve member, said cylindrical wall of said support member including a top annular portion which has radial grooves for receiving floor rails, opening at the periphery and the top face of said top annular portion, and upstanding projections for engaging with the floor rails, an external thread at a lower portion of said cylindrical wall of said support member, engaging with said second internal thread of said sleeve member, an internal thread at an upper portion of said cylindrical wall of said support member, and first electric socket means disposed in said cylindrical wall of said support member below said grooves; said first and second internal threads of said sleeve member being arranged such that they cause said external threads of said drum base member and said support member to advance in opposite directions when said sleeve member is turned; and a plug body inserted in said support member and including a cylindrical wall having an external thread engaging with said internal thread of said support member, and a top end having a second electric socket means mounted thereon, said second electric socket means being connected electrically to said first electric socket means.
Claim 3
Dependent Claim
19 words
A pedestal assembly as claimed in claim 1, further comprising a top cover mounted detachably on said plug body.
Claim 4
Dependent Claim
37 words
A pedestal assembly as claimed in claim 1, wherein said bottom end flange of said drum base member has upwardly arched portions for receiving grounding wires and screw means for connecting said wires to said arched portions.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-10-25 | 1992-04-25 | 1992-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-10-25 | 1996-04-25 | 1996-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-10-25 | 2000-04-25 | 2000-10-25 | $7700.00 | Window Closed / Lapsed |