| 摘要 |
<p>A method for lubricating a drill shank (9) of a rock drilling machine (5), wherein at least part of the flow of the pressure fluid of a hydraulic circuit of a device (12, 13, 29, 36, 40) of the rock drilling machine (5) performing at least one function is directed to the rotation mechanism(20, 21, 25, 34) of the drill shank (9) for the purpose of lubricating the rotation mechanism(20, 21, 25, 34) of the drill shank (9).</p> |
