Floor joist
US10041251B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 14, 2016 |
| Grant date | Aug 7, 2018 |
| Priority date | — |
| Expiry date | Nov 14, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/7045
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A floor joist including a first piece of lumber including a first set of fingers and a first set of grooves is provided. A second piece of lumber including a second set of fingers and a second set of grooves is also provided. A finger joint is formed by a combination of the first second of fingers with the second set of grooves and a combination of the second set of fingers with the first set of grooves. A first set of pockets are formed between the combination of the first second of fingers with the second set of grooves, and a second set of pockets are formed between the combination of the second set of fingers with the first set of grooves.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.