Door handle mechanisms

A door handle mechanism comprising a handle, a shank on said handle, the shank having a circular section bore therein, an attachment plate, the attachment plate having an opening therein, the shank being journalled in the opening in the attachment plate, a member non rotatably engaged on the shank and retaining it in the opening in the attachment plate, means for limiting angular movement of said handle with respect to said attachment plate, spring means arranged to oppose angular movement of said handle in one direction, two parallel inwardly presented edges on said member, said edges being disposed within the circular section bore in the shank and at least in part defining a hole shaped non-rotatably to engage a non-circular section spindle.