Patent ID: 8470093

Claim:
A device for pulling a single crystal from a melt having a widened portion between an upper and a lower neck portion, the device comprising: a pulling device having a pulling device cable drum configured to wind a pulling cable, the pulling cable configured to pull the single crystal; and a supporting device configured to relieve the upper neck portion of a weight of the single crystal, the supporting device including a supporting ring having an opening and a plurality of gripping catches disposed opposite one another on the supporting ring and configured to pivot reversibly about a bearing axis from a waiting position to a holding position, wherein in the holding position, the plurality of gripping catches extend into the opening under the widened portion of the single crystal, and wherein each gripping catch is associated with a bearing cable and an auxiliary cable; a plurality of gripping catch cable drums, wherein each gripping catch cable drum is configured as a common cable drum to wind the bearing cable and the auxiliary cable associated with the same gripping catch; a common drive configured to drive the plurality of gripping catch cable drums; and auxiliary rollers configured to change a path of a respective auxiliary cable so as to cause a respective gripping catch to pivot.