Patent ID: 8695153
Filing Date: 2014-04-15
Classification: B08B

Abstract:
1. A surface cleaning head for cleaning a surface, comprising: a housing that has a cleaning chamber which is surrounded by a peripheral wall and open at the bottom, and in which at least one cleaning nozzle is mounted on a spray arm so as to be freely rotatable about an axis of rotation for applying cleaning fluid to the surface to be cleaned; and a jet pump for suctioning off cleaning fluid that is applied to the surface, the jet pump having a pump inlet channel that is in flow connection with the cleaning chamber and is connected to a combining channel via a mixing chamber, a motive nozzle for forming a suction flow being situated upstream from the combining channel; wherein the longitudinal axis of the pump inlet channel is oriented radially with respect to the axis of rotation of the at least one spray arm, and the pump inlet channel is connected to the peripheral wall of the cleaning chamber; and wherein the diameter of the combining channel is 14 mm to 18 mm, and the distance between the motive nozzle and the combining channel is at least 10 mm.