Patent ID: 9283970
Filing Date: 2016-03-15
CPC Classification: B61F

Claim Text:
1. A drive apparatus for a wheel unit of a running gear for a rail vehicle, comprising: a wheel unit defining an axial direction and a radial direction; a first torque transmission device; and a second torque transmission device; wherein said first torque transmission device is connected in a torsionally rigid manner to said wheel unit and said second torque transmission device is connected in a torsionally rigid manner to said first torque transmission device using a connecting device, wherein an arrangement substantially coaxial to said axial direction is formed; wherein said wheel unit has a wheel unit end section protruding, along said wheel axis, into a receptacle of said second torque transmission device; wherein a protective unit is arranged between said wheel unit end section and said second torque transmission device; and wherein said protective unit is configured to protect said wheel unit end section against damage by said second torque transmission device in case of failure of said connecting device.