Wash arm arrangement for a dishwasher

摘要

This invention relates to a wash arm arrangement for a dishwasher comprising a treatment chamber (11) having one or several freely rotating support arms (16) that are provided with one or several freely rotating spray arms (20) through which liquid is distributed to the dish in the treatment chamber (11). All the movement of the support arm (16) is created as reaction forces and/or moments from the spray out of the spray arm (20).