DEVICE MADE IN PART OF MINING OR CONSTRUCTION MACHINE AND INCLUDING WEAR PROTECTION CONSTRUCTION, AND PART OF MACHINE, WHICH INCLUDES SUCH DEVICE

摘要

FIELD: mining. ^ SUBSTANCE: device of mining or construction machine includes wear protection construction intended to include the part worn and torn with abrasive material during loading and unloading. The above wear protection construction has cavities in the form of grooves, with projection projecting at an angle to common direction of movement of abrasive material along protection construction against wear during loading and unloading process. Wear protection construction is installed on the part of machine so that abrasive material passes through it during loading and unloading process. Grooves extend to outer surface of wear protection construction. ^ EFFECT: reducing weight and improving wear resistance. ^ 9 cl, 4 dwg