Rock bolting rig and method at rock bolting rig
US11448070B2 · kind B2 · utility
0Cited by
10References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 27, 2019 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | May 27, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21D20/006
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A rig adapted for rock bolting comprising a feeding magazine is provided. The feeding magazine comprises a holding structure for bolts and is arranged in conjunction with a rock reinforcement unit. The rig further comprises a feeding device that is arranged to provide the rock reinforcement unit with bolts from the feeding magazine. The rig further comprises a loading magazine comprising a holding structure for bolts, as well as a, relative to the feeding magazine and the loading magazine, moveable picking device arranged to move bolts that are located in the loading magazine such that they are accessible to the feeding device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.