Drywall finishing tool
US7473085B2 · kind B2 · utility
6Cited by
10References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 14, 2006 |
| Grant date | Jan 6, 2009 |
| Priority date | — |
| Expiry date | Sep 20, 2026 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F21/165
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A drywall finisher's flat box is disclosed, having an adjustable pressure plate spring, independent suspension for guide wheels on the back plate, and a wiper configured so that the pressure plate can be pushed flat against the back plate, thus expelling nearly all of the drywall compound from the flat box.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.