Patent US2047719A successfully refreshed from Google Patents.
Patent US4218579A successfully refreshed from Google Patents.
US4218579A
Expired / Lapsed
US
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Electricity distribution column
Assignee: Telemecanique SA
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Filing: 1978-03-29
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Granted: 1980-08-19
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Expires: 1998-03-29
Abstract
Abstract An electricity distribution column for administrative premises is made up of a U-shaped section whose top does not touch the ceiling and receives a tubular extension going up to the latter and receiving the connecting conductors, the ends of the branches of the U serving as a guide for a flexible cover inserted either from the top or the bottom.
Inventors
- 👤 Jean Joly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:29
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/04; H02G3/0493
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
163 words
In combination, an electrical and communication distribution-column, a ceiling structure having a hole and a floor structure, wherein the column comprises an outer tubular body, stand means siting the said body at predetermined height above the floor structure, a tubular inner body and clamping means for slidably mounting said inner body within said outer body and holding said inner body in relation to said outer body, in an adjustable position in which the top of said inner body projects from the outer body and cooperates with the said hole, the outer body having a U-shaped section comprising two branches respectively terminated by facing grooves running from a bottom portion which shuts off the said outer body at the lower end thereof, point units being arranged on the inner surface of the outer body and electrical conductors passing through the said hole, within the said inner body and being connected to the said point units, and a flexible cover plate inserted into said grooves.
Claim 2
Dependent Claim
163 words
In combination, an electrical and communication distribution-column, a ceiling structure having a hole and a floor structure, wherein the column comprises an outer tubular body, stand means siting the said body at predetermined height above the floor structure, a tubular inner body and clamping means for slidably mounting said inner body within said outer body and holding said inner body in relation to said outer body, in an adjustable position in which the top of said inner body projects from the outer body and cooperates with the said hole, the outer body having a U-shaped section comprising two branches respectively terminated by facing grooves running from a bottom portion which shuts off the said outer body at the lower end thereof, point units being arranged on the inner surface of the outer body and electrical conductors passing through the said hole, within the said inner body and being connected to the said point units, and a flexible cover plate inserted into said grooves.
Claim 3
Dependent Claim
46 words
A combination according to claim 1, wherein the branches of the said outer body each comprise a longitudinal inwardly projecting guiding section and said inner body has hooking means slidably engaging said guiding sections and tightening means for securing the hooking means to the guiding sections.
Claim 4
Dependent Claim
103 words
A combination according to claim 2, wherein the said hooking means comprise two identical U-shaped elements, each having first and second facing wings and a common base connecting the said wings, the first wing having two outwardly upturned hook portions separated longitudinally by a gap, and the second wing having a single outwardly upturned hook portion positioned facing said gap, openings in the said base and elongated tightening components engaging the said openings parallel to the wings, the guiding sections each being in the shape of a T having a cross-piece the ends of which are respectively engaged by the respective hook portions.
Claim 5
Dependent Claim
61 words
A combination according to claim 1, wherein the said point units are arranged on one of the branches of the outer body, and wherein the said bottom portion has two curved slides respectively extending the said grooves and each having an entrance facing the bottom end of said flexible cover plate and an exit pointing towards the top of the column.
References Cited (Backward Citations)
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Cited
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Cited
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US4015397A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-08-19 | 1984-02-18 | 1984-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-08-19 | 1988-02-18 | 1988-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-08-19 | 1992-02-18 | 1992-08-19 | $7700.00 | Window Closed / Lapsed |