Roll bellows for cardan shaft of vehicles for sealing torque transmitting link, have lubricating agent and is formed by roll bellow bunch and roll bellow lip, where bellows bunch have inner contour

摘要

The roll bellows (1) have lubricating agent and is formed by a roll bellow bunch (2) and roll bellow lip (3). The bellows bunch have an inner contour (5), which is connected with the inner space of roll bellows and inner area of the lip. The bellows bunch is formed with an inner contour on the inner wall. Both the inner contours are arranged in mutually displaced manner and enclose an angular area and the outer periphery of the lip is covered by a hood (8) in a reinforced part piece of the lip, and is assigned with an overflow channel (9).