Boring machine provided with four boring bodies
US11427985B2 · kind B2 · utility
0Cited by
1References
26Claims
0Family size
Inventors
Key dates
| Filing date | Dec 13, 2017 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | Jun 29, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F7/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The invention provides a boring machine (10) for making a trench (T) in soil (S), the machine comprising a frame (12) that extends along a longitudinal direction (A), said frame (12) carrying a boring device (20) provided with four rotary boring members driven by four motors about axes of rotation that are stationary relative to one another.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.