Patent ID: 8015648

Claim:
A system for joining an appliance body of an appliance to a driven member assembly, the appliance body having a driving assembly therein, the driven member assembly including a workpiece element having a torsional axis of movement, comprising: a plurality of joining assemblies removably attaching the driven member assembly to the appliance body, wherein the joining assemblies are each separate from the torsional axis of the workpiece element, wherein the joining assemblies each include a mating member on one of a) the appliance body and b) the driven member assembly and an associated receiving element on the other thereof, wherein the mating members and the receiving elements have such a configuration, respectively, and mate in such a manner that there is substantially no lost motion for the workpiece element during operation of the appliance and such that the driven member assembly is readily removable from the appliance body upon application of an axial force, wherein the mating members comprise protrusions having a substantially cross-shaped cross-section, the receiving elements comprise receptacles having a substantially cross-shaped cross-section, and the mating members are adapted to slidably engage with the receiving elements, and wherein the mating of the mating members and the receiving elements is an interference fit.