Earth auger
US11619101B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2021 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | Oct 12, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F3/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The disclosure provides an earth auger comprising a supporting assembly, a drill pipe assembly including a drill pipe, a driving assembly arranged on the supporting assembly to drive the drill pipe assembly to work and a brake assembly including a trigger component that brakes the driving assembly and a brake lever connected through a first pivot and matched with the trigger component. The projection part of the brake lever on the plane perpendicular to the axis of the drill pipe is located outside the projection of the supporting assembly on the plane perpendicular to the axis of the drill pipe. The earth auger provided by the disclosure can effectively prevent accidents and improve the safety performance of the earth auger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.