Automatic pool cleaners and components thereof

摘要

A drive assembly (46) for an automatic pool cleaner (APC), the assembly comprising: a driven wheel or pulley (62); a first gear (118) connected to the driven wheel or pulley; a second gear (126); a third gear (130); and means for moving the first gear (118) so as to engage either of the second (126) and third (130) gears, engagement with the second gear (126) causing rotation of the driven wheel or pulley (62) in a first direction and engagement with the third gear (130) causing rotation of the driven wheel or pulley (62) in a direction opposite the first direction.