Patent ID: 8555736

Claim:
A drive system for providing a driving force and/or motion, comprising: a partition wall ( 12 ); a drive device ( 14 ) positioned on a first side ( 18 ) of said partition wall ( 12 ), wherein said drive device ( 14 ) comprises at least one first member ( 20 ) positioned on said first side ( 18 ) of said partition wall ( 12 ); and an actuator ( 16 ) for actuating said drive device ( 14 ), wherein said actuator ( 16 ) is positioned on a second side ( 22 ) of said partition wall ( 12 ) so that the partition wall ( 12 ) is between said drive device ( 14 ) and said actuator ( 16 ), and wherein said actuator ( 16 ) comprises at least one second member ( 24 ) positioned on said second side ( 22 ) of said partition wall ( 12 ); wherein said second member ( 24 ) of said actuator ( 16 ) is magnetically coupled to said first member ( 20 ) of said drive device ( 14 ), so that movement of said second member ( 24 ) causes movement of said first member ( 20 ); and wherein at least one of said first member ( 20 ) and second member ( 24 ) is a bearing, namely a ball bearing or cylindrical roller bearing.