Patent ID: 8006359

Claim:
Machine tool for processing tooth formations of workpieces, comprising a rotary holder having a portion which can be rotated about a main axis (A), two workpiece spindles which are arranged on the rotary holder portion, with the workpiece spindles having rotary spindle axes (Sa, Sb) which are orientated parallel with the main axis (A), with the main axis (A) of the rotary holder extending horizontally, with the workpiece spindles being arranged symmetrically about the main axis (A), wherein the workpiece spindles are rotatable about the main axis (A) between a transfer position and a processing position, a tool holder for a hobbing tool for processing a workpiece on one of the workpiece spindles; and a deburring device secured to the rotary holder for processing a workpiece on the workpiece spindle which is at the transfer position and wherein the machine tool is in the form of a gear hobbing device.