Patent ID: 8052124
Filing Date: 2011-11-08
Classification: B66D,F16D

Abstract:
1. An elevator brake rotor for transmitting a braking force to a shaft of an elevator machine, comprising: a rotatable shaft having a splined shaft portion including shaft teeth that extend in an axial direction relative to the shaft; a rotor flange that is moveable along the rotatable shaft, the rotor flange having a rotor opening that includes a splined rotor portion for engaging the splined shaft portion, the splined rotor portion having rotor teeth that extend in the axial direction; and a non-metallic elevator brake hub portion that guides axial movement of the rotor flange along the rotatable shaft, the non-metallic elevator hub including a hub opening having a splined hub portion for engaging the splined shaft portion, the splined hub portion including hub teeth that extend in an axial direction and intermesh with the shaft teeth.