Dust collection system for a rotary power tool
US10493579B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Aug 3, 2016 |
| Grant date | Dec 3, 2019 |
| Priority date | — |
| Expiry date | Jun 25, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23Q11/0046
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A dust collection system for a rotary power tool, which has a flexible shaft connected to a handpiece, includes a vacuum blower configured to generate a negative pressure and a connecting hose defining a first void region fluidly connected to the blower and which has the negative pressure. The connecting hose is configured to extend along a first length of the flexible shaft. The dust collection system further comprises a nozzle portion defining a second void region fluidly connected to the first void region and which has the negative pressure, the nozzle portion being configured to extend along a second length of the handpiece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.