Ford Motor Company Limited

Erwin Pietryk

Axel Rauthmann

Peter Fischer

The invention relates to a water pump for a window washer unit of a vehicle. The pump has a reversible motor, one inlet port and two outlet ports and is arranged to deliver water selectively to either one of the two outlet ports in dependence upon the direction of rotation of the motor.

Water pump for window washer unit

In the case of a windscreen wiper arm for vehicle windows with a fastening piece connected torsionally rigid to a hollow wiper shaft extending through a wiper bearing and a wiper arm connected with this around a swivel axle running across the wiper shaft, which has in a flexible plastic part covering the fitting a washer nozzle connected to the hollow wiper shaft, the flexible plastic part is made as a known cover (19) in register with the swivel axle (15) of the wiper arm (16), which is also in register via an internal ball pan (21) with the ball - nipple outer end (22) of the hollow wiper shaft (6) in order to ensure a desired adjustment of the washer nozzle (25) disposed in the flexible plastic part.

Wiper arm with washer nozzle for motor vehicle windows

In a wiper shaft bushing assembly with a washer jet for motor vehicle screens, in which the wiper shaft is guided in a wiper bushing and is surrounded by an elastic plastic sleeve in which a washer jet is located. The one-piece plastic sleeve surrounds the wiper bushing and the elongated wiper shaft preferably eccentrically. The sleeve has shaped in its wall located farthest from the wiper shaft a closed off liquid channel which is connected on the inner end to a lateral tube connection for connection to the washer pump and on its outer end to a ball socket for receiving a spherical directable nozzle body of the washer jet.

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Cologne, Germany

Erwin Pietryk