FIELD: materials handling facilities. SUBSTANCE: proposed device contains working member in form of pipe 5 with main-load breaking members installed in lower part of pipe over closed line in cross-section. Pipe is furnished with additional load breaking members provided with inner conical surface 12 located over main load-breaking members. Main load-breaking members are provided with inner conical surface 9 pointed to side of longitudinal axis of device. Cone angle of conical surfaces is pointed to side of lower part of pipe. Main load-breaking members and/or additional load breaking members of pipe are provided with slots either parallel to or inclined relative to longitudinal axis. Slots of additional load breaking members are displaced circumferentially relative to slots of main load-breaking members. EFFECT: increased efficiency. 6 cl, 8 dwg
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