Patent ID: 7011112
Filing Date: 2006-03-14
Classification: B29B,B29C,Y10T

Abstract:
1. A diverter valve for an extruder, comprising: a valve housing having a first flow passage, the valve housing being fastenable directly or indirectly on an extruder cylinder such that the first flow passage is arranged in alignment with a screw area of the extruder cylinder, wherein a cross-section of the first flow passage is constructed large enough to allow an extruder screw arranged in the extruder to pass through the first flow passage; a valve bolt having an axis substantially perpendicular to a flow direction of a liquid or a melt in the valve housing, the valve bolt having at least one further flow passage which can be arranged in a position aligned with the first flow passage of the valve housing, a cross-section of the further flow passage being constructed large enough to pass the extruder screw through the further flow passage; and wherein the valve bolt is arranged adjustably in the valve housing.