| 摘要 |
The present invention relates to a ring type chisel stop-key for a hydraulic pressure breaker and, more specifically, to a chisel device for a hydraulic pressure breaker comprising a ring type chisel stop-key including at least two members. To this end, according to the present invention, the chisel device for a hydraulic pressure breaker comprising a ring type chisel stop-key comprises: a chisel installed inside a cylinder and driven by a piston to convey impact of the piston to an object to be crushed; and a stop-key formed in an outer circumferential face of the chisel to limit operation of the chisel to a set interval and formed as a ring shape having a certain thickness to uniformly distribute a contacting cross sectional area by the chisel operation, wherein the ring includes at least two members. |
