Vibrator assembly for creating stone columns, and method for creating stone columns
US10961678B2 · kind B2 · utility
2Cited by
3References
17Claims
0Family size
Inventors
Key dates
| Filing date | Jul 17, 2017 |
| Grant date | Mar 30, 2021 |
| Priority date | — |
| Expiry date | Jul 17, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D27/12
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A vibrator assembly comprising a feed pipe that has a longitudinal axis as well as a first end and a second end. The vibrator assembly may further comprise a vibrator unit that is mechanically coupled to the feed pipe, and a filling assembly which extends into the feed pipe at the first end and is designed to pick up material and direct same into the feed pipe. The feed pipe may have at least two separate channels from the first end to the second end and parallel to the longitudinal axis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.