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Patent US3724148A successfully refreshed from Google Patents.
US3724148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable receiving floor conduit
Assignee: BREGENZER AND CO O
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Filing: 1970-08-28
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Granted: 1973-04-03
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Expires: 1990-08-28
Abstract
Abstract A floor conduit for laying cables and pipes and similar structures comprises at least one substantially U-shaped section which is closed by a cover. The U-shaped section includes upright longitudinal walls and the outer ones have downwardly opening hooks at each top side which provide a level top support for the floor structure and which also supply an engagement surface for engaging over a supporting beam supporting the conduit.
Inventors
- 👤 O Bregenzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:12
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/48
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
233 words
A floor conduit for laying cables and pipes comprising a conduit having a substantially U-shaped cross-section with a cover closing the top of said U-shaped cross-section, said conduit including outer substantially straight side walls which have top rims forming downwardly opening hooks with a substantially horizontal outwardly extending portion at the top, a downwardly extending portion extending downwardly from the outer end of said outwardly extending portion, a supporting member adapted to be secured in the foundation comprising an angle section with a vertical leg which engages with a respective hook and a horizontal leg, supporting member adjustment means for adjusting the level of said supporting member, said downwardly opening hooks being engaged over said supporting member, said hooks each including said outwardly extending portion with a top surface providing a horizontal surface support and a bottom surface engaged and supported on said vertical leg, a cover covering the top of said conduit and having a surface flush with said bearing surface to provide a level support for a ground covering, said outer walls each including an inwardly and upwardly extending portion on the exterior thereof forming a hook projection, said cover having a recess adjacent the end thereof for receiving the hook projection of said outer wall, said hook projection supporting said cover so that its top surface is flush with said top surfacE of said outwardly extending portion of said rim.
Claim 2
Dependent Claim
233 words
A floor conduit for laying cables and pipes comprising a conduit having a substantially U-shaped cross-section with a cover closing the top of said U-shaped cross-section, said conduit including outer substantially straight side walls which have top rims forming downwardly opening hooks with a substantially horizontal outwardly extending portion at the top, a downwardly extending portion extending downwardly from the outer end of said outwardly extending portion, a supporting member adapted to be secured in the foundation comprising an angle section with a vertical leg which engages with a respective hook and a horizontal leg, supporting member adjustment means for adjusting the level of said supporting member, said downwardly opening hooks being engaged over said supporting member, said hooks each including said outwardly extending portion with a top surface providing a horizontal surface support and a bottom surface engaged and supported on said vertical leg, a cover covering the top of said conduit and having a surface flush with said bearing surface to provide a level support for a ground covering, said outer walls each including an inwardly and upwardly extending portion on the exterior thereof forming a hook projection, said cover having a recess adjacent the end thereof for receiving the hook projection of said outer wall, said hook projection supporting said cover so that its top surface is flush with said top surfacE of said outwardly extending portion of said rim.
Claim 3
Dependent Claim
45 words
A floor conduit, according to claim 1, wherein said member adjustment means comprises a threaded member carried by said foundation, and means movable along said threaded member and bearing against the said horizontal leg portion of said supporting member for adjustably supporting said supporting member.
Claim 4
Dependent Claim
41 words
A floor conduit, according to claim 1, wherein said conduit includes a bottom wall, a foundation for holding said supporting member, and bottom adjustable means carried by said foundation engageable with said bottom wall for adjusting the height of said conduit.
Claim 5
Dependent Claim
24 words
A floor conduit, according to claim 1, including a packing strip interposed between said upwardly opening hook and said receiving recess of said cover.
Claim 6
Dependent Claim
51 words
A floor conduit, according to claim 1, including a crossing conduit extending at substantially right angles to said conduit wherein said crossing conduit includes an outer wall with a hook engageable with said supporting member, a portion of the bottom of the said conduit and said crossing conduit being cut out.
Claim 7
Dependent Claim
32 words
A floor conduit, according to claim 1, wherein said conduit includes an intermediate partition wall dividing the interior of said conduit having an upwardly opening receiving socket at the upper end thereof.
Claim 8
Dependent Claim
47 words
A floor conduit, according to claim 1, including a supporting beam extending between the supporting members at each side of said conduit, and a supporting adjustable bolt member located below said supporting beam and engageable therewith for regulating the level of said supporting beam with said conduit.
Claim 9
Dependent Claim
53 words
A floor conduit, according to claim 1, wherein said conduit comprises a plurality of separate conduits adjacent ones having abutting walls with interengageable projections and sockets at each top and bottom end forming longitudinally extending engagement tongues and grooves, said walls being interengaged and said separate conduits being shiftable longitudinally but not laterally.
Claim 10
Dependent Claim
59 words
A floor conduit, according to claim 1, wherein said conduit comprises two separate conduit elements said conduit elements having abutting walls which are interengaged for sliding longitudinal movement, the exterior walls of said abutting conduits having upwardly extending projections and a cover fitted over all of said conduits and having end portions forming recesses engageable over the respective projections.
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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) | 1976-04-02 | 1976-10-02 | 1977-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-02 | 1980-10-02 | 1981-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-02 | 1984-10-02 | 1985-04-03 | $7700.00 | Window Closed / Lapsed |