Lubricant-impregnated bushing for impact tool
US11027404B2 · kind B2 · utility
2Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 2019 |
| Grant date | Jun 8, 2021 |
| Priority date | — |
| Expiry date | Jun 28, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2322/50
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A power tool includes a housing having a motor housing portion and a front casing coupled to the motor housing portion. The power tool also includes an electric motor positioned within the motor housing portion, a drive assembly having an output shaft to which a tool element for performing work on a workpiece is attachable, and a powdered metal bushing disposed within the front casing that rotatably supports the output shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.