Dowel device with closed end speed cover
US7874762B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2009 |
| Grant date | Jan 25, 2011 |
| Priority date | — |
| Expiry date | Sep 17, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C19/504
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Disclosed are a concrete dowel placement devices and a method of utilizing the same. A metallic stud is driven, screwed, or otherwise attached to a form. The stud may be a unitary structure, or may be a hollow tube with conventional fastening means such as nails and screws extending through and holding the hollow tube to the form. A cover having an interior compartment substantially equal in diameter to the stud is slid ably placed thereon, and a first enclosed area is developed with a plurality of forms. Concrete is poured into the first enclosed area, and upon curing, the form and the stud are removed, leaving the cover embedded in the concrete. A metallic dowel is inserted into the cover, and a second enclosed area is developed with like configured forms. The metallic dowel extends into the second enclosed area. Upon pouring concrete into the second enclosed area, a cold joint is formed between the concrete of the first enclosed area and the concrete of the second enclosed area, supported and braced by the metallic dowel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.