To improve the known step bearings for the support of open-end spinning rotors, it is proposed to design the bearing body with a machine-side support and a rest for the spinning rotor. The actuator has a positive pressure chamber communicated, via a boost pipe, with an intake air passage downstream of a compressor and a negative pressure chamber communicated with a source of negative pressure via a negative pressure pipe. The tracked pose of the first IMU is reset while the first object is in a first reproducible reference pose with a second object. A collection of information received by the top managed-object instance is returned to the network manager. In one embodiment, the support member may include a base having protrusions for connecting the tether thereto and the display member may be a seat for supporting a shank of the ring and a portion of the tether. The glyscosyltransferase inhibitors are useful for inhibiting the synthesis of glycosides.