Description  Claims  Drawing  Cited references 

DE102011119207A1   [0002] 
US20140191689   [0003] 
US20140191689A1   [0003]  [0003]  [0004]  [0005]  [0005]  [0006]  [0026]  [0026]  [0026]  [0031] 
US20120015772   [0026]