Actuator, preferably hydraulic, double-acting actuator for the mining combined cutter loader with the variable length piston rod

摘要

actuator, especially hydraulic double acting, for mining tu0142oczyskiem harvesters with variable length is such that the cylindrical part (1.1) ear (1) embedded is separately on the shank (2.1) tu0142oczyska pole (2) and connected to przykru0119canu0105 to area these cylindrical (1.1) ear (1) closing sleeve (3), and the inside cylindrical selection (2.2) in the shank (2).1) and the corresponding cylindrical selection (3.1) in the closing sleeve (3) is a locking ring (4), and distributed inside a cylindrical selection (2.2) in the shank (2.1) are advantageously placed two split rings (5) stub (optional mandrel (2.1) and inside no celia. ndrycznego select (3.1) in the cores (3) are positioned positively closing two split rings (6) stub (optional closing cores (3).