Seal of tool and method of sealing

摘要

The invention relates to a seal of a tool of a breaking hammer, a sealing arrangement, a breaking hammer and a method of sealing a tool of breaking hammer. The seal is a sealing ring (14) an outer periphery (23) of which is provided with several projecting elements, which are slanted (S). The projecting elements generate torque in the sealing ring when being pushed in a transverse (T) direction during use of the breaking hammer (1). Thus, the sealing ring may rotate (R) relative to the tool (6).