AIR VESSEL FOR MOBILE SHAFT LINING

摘要

FIELD: mining. SUBSTANCE: middle segment of the toroidal rubber cord shell of the air vessel of the movable shaft lining is made up as cylinders. The cylinders are arranged one inside the other, the average diameters of the cylinders being related as 0.85. The cord frame consists of two parts that are overlapped in layers. The frame has layers of a rubberized cord whose threads are inclined at 45-50° to the longitudinal axis of the shell in the outer segment and 30-35° in the inner segment. EFFECT: enhanced reliability. 2 cl, 5 dwg