Wiper arm manufacturing method for windscreen wiper system of vehicle i.e. road vehicle, involves forming wiper arm joint by two hinge sections, and arranging sections such that hinge connection of components is held by hinge sections

摘要

The method involves forming a wiper arm joint (10) by two hinge sections, and producing an attachment part (1) and a hinge (2) including the wiping arm joint during an assembly spray casting process. The attachment part and the hinge are produced as a component. The hinge and the attachment part are produced as another component through spray casting of plastic. The hinge sections are arranged in such a manner that a hinge connection of the components is held by the cooperating hinge sections. An independent claim is also included for a wiper arm for a windscreen wiper system of a vehicle.