Core hole back stop
US8978341B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 29, 2012 |
| Grant date | Mar 17, 2015 |
| Priority date | — |
| Expiry date | Dec 25, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04G23/0203
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of inserting material into a hole formed through a building structure includes inserting a cover assembly into the hole formed through the building structure, moving at least a portion of the cover assembly from an insertion position to a deployed position, and inserting material into the hole with the cover assembly in the deployed position. An apparatus for filling a hole formed between first and second sides of a building structure includes a cover assembly insertable into the hole from the first side of the building structure, a connector configured to be positioned on the first side of the building structure, and a fastening mechanism configured to secure the cover assembly relative to the connector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.