Description  Claims  Drawing  Cited references 

ITMI20102154A   [0004]  [0007] 
ITVE20080065A   [0007]  [0008] 
DE20315760U1   [0010] 
US20120275163A1   [0010] 
EP2784384A1   [0010] 
US20110242828A1   [0010] 
US20110044038A1   [0010]