Beschreibung     Ansprüche     Zeichnung  

DE102006039670A1   [0002] 
DE102005009582A1   [0002] 
DE69627922T2   [0002] 
DE2553638C2   [0004]  [0005] 
DE102007041369A1   [0005]  [0013] 
US7947503B2   [0005]  [0005] 
US4442699A   [0006]