Beschreibung  Ansprüche  Angeführte Verweise 

DE4004091P   [0002] 
US4357456A   [0005]  [0005] 
US3721644A   [0005]  [0005] 
DE3334329   [0005] 
DE2610146P   [0005] 
US3629187A   [0005] 
EP0632079A1   [0006] 
JP2002275237A   [0006] 
DE4109048A1   [0007] 
EP1935860A1   [0027]  [0040] 
EP0965619A1   [0027] 
DE19531649A1   [0027]  [0040] 
DE19956509   [0031] 
DE102011077248B1   [0031]