Vehicle windshield wiper blade assemblies

摘要

A superstructure for a windshield wiper blade assembly includes a pair of primary levers connected together by a spring hinge which urges the outer ends of the levers toward the superstructure. A third lever is pivoted at the transverse hinged axis. The primary levers are tubular in cross section for substantially their entire length and have integrally formed wiping element receiving claws at their outboard ends. The inboard ends are formed with an integral web and depending apertured ears, the web and ears forming a spring retainer, the ears being interfittable and having their apertures aligned to receive a transverse hinge pin.