the gear cuttingmachine. The grinding is performed by means of twosaucer-shaped wheels which are set apart and inclinedtoward each other in such a way that the planes of thesaucer lips coincide with the flanks of one tooth of therack cutter if superposed upon same. The gear wheelto be ground is… … at the same time is rocked through a corresponding angle,the two movements being correlated so as to exactly repro-duce the movement of the gear wheel if it were rolledwithout slipping, on its pitch circle. A true rack andpinion action is thus obtained, the same as in the cuttingmachine, but in…
Automobiles · Aeronautics
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