Ims Morat Soehne Gmbh

Helmut Hirn

Franz Laudenbach

The invention concerns a step-down gear unit with a rigid support ring (,), comprising a substantially cylindrical support surface (,), and with a radially flexible rolling collet (,) which has an outer generated surface (,) with a smaller peripheral length than the support surface (,), one or a plurality of peripheral sections of the outer generated surface (,) being held in substantially slip-free engagement in continuous exchange with the support surface (,) of the support ring (,) by one or a plurality of parts lying on an enveloping circle of a drive core (,) which is rotatably disposed inside the rolling collet (,) and is rotated by a drive shaft (,). The enveloping circle (,) of the driven elliptical drive core (,) has a substantially smaller diameter (Dh) than the basically cylindrical rolling collet (,). The rolling collet (,) is supported on the drive core (,) by a plurality of substantially radial transmission elements (,) which are all of equal length.

Growing community of inventors

Nehren, Germany

Helmut Hirn