Nonmetallic duct bank with nonmetallic subducts
US-2024332939-A1 · Oct 3, 2024 · US
US9976674B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9976674-B2 |
| Application number | US-201715591164-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 10, 2017 |
| Priority date | May 13, 2016 |
| Publication date | May 22, 2018 |
| Grant date | May 22, 2018 |
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The present invention relates to a concrete channel assembly configured to prevent ingress of concrete into the concrete insert channel during construction. The concrete insert channel assembly includes a concrete insert channel having a plurality of anchor hooks, a plurality of base openings, first and second open ends, and a bottom opening, a plurality of sealing caps having a sealing cap body and a sealing support rib with the sealing support rib integrally connected to the sealing cap body, first and second end caps configured to removably mount and seal the first and second open ends, respectively, and a closure strip configured to slidably mount and seal the bottom opening. Each of the plurality of seal caps is configured to removably mount and seal each of the plurality of base openings of the concrete insert channel.
Opening claim text (preview).
What is claimed is: 1. A concrete insert channel assembly comprising; a concrete insert channel having a plurality of anchor hooks, a plurality of base openings, first and second open ends, and a bottom opening; a plurality of sealing caps having a sealing cap body and a sealing support rib with the sealing support rib integrally connected to the sealing cap body, each of the plurality of seal caps configured to removably mount and seal each of the plurality of base openings, wherein the sealing cap body includes a first end, a second end, top and bottom surfaces, and first and second edges, and wherein the sealing support rib includes a top support rib member extending vertically upward from the second end of the sealing cap body and a bottom support rib member extending downwardly with an angle relative to the second end of the sealing cap body; first and second end caps configured to removably mount and seal the first and second open ends, respectively; and a closure strip configured to slidably mount and seal the bottom opening. 2. The concrete insert channel assembly of claim 1 , wherein each of the plurality of sealing caps further includes: first and second tails, the first and second tails extending laterally from side portions of the second end of the sealing cap body and defining a sealing support rib area therebetween; and a plurality of flexible mounting clips, each of the plurality of flexible mounting clips extending downwardly from the bottom surface of the sealing cap body. 3. The concrete insert channel assembly of claim 1 , wherein each of the plurality of sealing caps is designed and dimensioned to provide a tight seal over each of the plurality of base openings. 4. The concrete insert channel assembly of claim 1 , wherein a nail insert recess is defined near the first end of the sealing cap body and extends approximately a half way through the sealing cap body from the top surface of the sealing cap body. 5. The concrete insert channel assembly of claim 1 , wherein the top surface is designed and configured to provide support and strength to sustain the heavy pressure from concrete pouring. 6. The concrete insert channel assembly of claim 2 , wherein each of the plurality of mounting clips has a clipping member at the bottom, which extends laterally. 7. The concrete insert channel assembly of claim 2 , wherein each of the plurality of sealing caps further includes first and second stiffening ribs, each of which protrudes downwardly from the bottom surface of the sealing cap body. 8. The concrete insert channel assembly of claim 7 , wherein the first stiffening rib extends across the middle of the sealing cap body, and the second stiffening rib is positioned near the first end portion of the sealing cap body such that the stiffening ribs provide additional support and strength for preventing the sealing cap from collapsing due to the concrete pouring pressure. 9. The concrete insert channel assembly of claim 2 , wherein the sealing support rib is integrally connected to the second end of the sealing cap body such that it is positioned and disposed within the sealing support rib area. 10. The concrete insert channel assembly of claim 1 , wherein contours of the bottom support rib member provide a tight pressing against a bottom portion of the anchor hook to completely seal any opening, whereas the top support rib member provides strength and stiffness against the anchor hook to maintain the tight sealing during concrete pouring. 11. The concrete insert channel assembly of claim 1 , wherein the concrete insert channel further includes: a base extending between the first and second open ends; a first side wall and a second side wall, the first and second side walls connected and separated by the base; and a first inturned member and a second inturned member, the first and second inturned members connected to the first and second side walls, respectively. 12. The concrete insert channel assembly of claim 11 , wherein the plurality of anchor hooks are formed by pressing out from the base and extend outwardly therefrom such that the plurality of base openings are defined immediately adjacent to each corresponding anchor hook. 13. The concrete insert channel assembly of claim 12 , wherein the base defines a plurality of nail holes through which a nail could be applied to firmly affix the concrete insert channel to the concrete side of a form before concrete pouring. 14. The concrete insert channel assembly of claim 13 , wherein the plurality of anchor hooks, base openings, and nail holes are uniformly spaced apart at a predetermined interval across the entire length of the base. 15. The concrete insert channel assembly of claim 1 , wherein the first and second end caps are configured and dimensioned to removably mount and seal the first and second open ends of the concrete insert channel, respectively. 16. The concrete insert channel assembly of claim 1 , wherein the closure strip is elongated and adapted to slidably fit and mount to the bottom of the concrete insert channel to completely seal the bottom opening. 17. The concrete insert channel assembly of claim 1 , wherein the plurality of sealing caps, first and second end caps, and closure strip are made out of flexible and resilient materials. 18. The concrete insert channel assembly of claim 1 , wherein the first end of the sealing cap body is arcuate. 19. A concrete insert channel assembly comprising: a concrete insert channel including: a plurality of anchor hooks; a plurality of base openings; first and second open ends; a bottom opening; a base extending between the first and second open ends; first and second side walls, the first and second side walls connected and separated by the base; and first and second inturned members, the first and second inturned members connected to the first and second side walls, respectively; a plurality of sealing caps having a sealing cap body and a sealing support rib with the sealing support rib integrally connected to the sealing cap body, each of the plurality of seal caps configured to removably mount and seal each of the plurality of base openings, wherein the sealing cap body includes a first end, a second end, top and bottom surfaces, and first and second edges; first and second end caps configured to removably mount and seal the first and second open ends, respectively; and a closure strip configured to slidably mount and seal the bottom opening, wherein the plurality of anchor hooks are formed by pressing out from the base and extend outwardly therefrom such that the plurality of base openings are defined immediately adjacent to each corresponding anchor hook, wherein the base defines a plurality of nail holes through which a nail could be applied to firmly affix the concrete insert channel to the concrete side of a form before concrete pouring, and wherein a nail hole plug is defined near the first end of the sealing cap body and extends downwardly from the bottom surface of the sealing cap body to provide a tight seal over the nail hole of the concrete insert channel. 20. The concrete insert channel assembly of claim 1 , wherein the angle is a 30 degree angle.
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