Patent ID: 7271370
Filing Date: 2007-09-18
Classification: D02J,F16C,H05B

Abstract:
1. A godet for guiding at least one yarn on a circumferential surface thereof, comprising an elongate support which defines a central axis, a tubular godet casing, a plurality of bearings rotatably mounting said tubular godet casing upon the support for rotation about said central axis, at least one of said bearings comprising a radially acting magnetic bearing which comprises a stationary part mounted to the support and a rotating part mounted to the casing so as to form a bearing gap between the rotating and stationary parts, and wherein the stationary part comprises at least one pole element having at least one excitation winding, and wherein the rotating part includes a separate component of a magnetizable material, with the pole element and the separate component cooperating for guiding a magnetic flux, and wherein the separate component is of a laminated construction.