Prefill tool for finishing wallboard joints
US10577811B2 · kind B2 · utility
0Cited by
42References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2017 |
| Grant date | Mar 3, 2020 |
| Priority date | — |
| Expiry date | Dec 11, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F21/1655
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A prefill tool for finishing wallboard joints is provided for finishing a wallboard joint, and includes a box assembly defining a hopper, having a top wall and a front wall constructed and arranged for engaging the wallboard joint. The front wall partially defines a gate dimensioned for dispensing joint compound stored in the hopper. Also, the gate is located on a skid plate mounted on the front wall, the skid plate having a main portion, and a gate portion partially defining the gate being displaced from a plane defined by the main portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.