| 摘要 |
A load absorber (10) for use in a method of installing a rock bolt is arranged over a protruding end of the rock bolt; and is secured to the rock bolt by a fastener. The load absorber (10) defines a central aperture (12) to receive the rock bolt. The load absorber (10) has a central raised region (18) surrounding the aperture(12), and an outer raised region (20) extending from the central raised region to an edge region (14) of the load absorber (10). |
