公开(公告)号：EP3889388A1

公开(公告)日：2021-10-06

申请号：EP20166668.2

申请日：2020-03-30

申请人： Sandvik Mining and Construction Oy

发明人： ANTTILA, Erkki

IPC分类号： E21B1/26 ,  E21B4/14 ,  E21C27/12 ,  E21C27/28 ,  B25D9/00 ,  B25D17/24 ,  B25D17/26 ,  E02F3/96 ,  E02F5/30 ,  E21B6/00 ,  E21B7/02

摘要： A hydraulic rock breaking machine and an apparatus and method for monitoring operation of same. The apparatus comprises at least one pneumatic sensor (S) for monitoring an inner space of the machine (10) and at least one control unit (CU) configured to receive and process the pneumatic sensing data.