Vehicle windshield wiper blade assemblies

Details Vehicle windshield wiper blade assemblies Vehicle windshield wiper blade assemblies

1975-04-07

1977-02-15

Feldman, Peter

Brushing, scrubbing, and general cleaning

Attachments

Optical-member-attachable cleaner

B60S 102

Patent

active

040075117

ABSTRACT:
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.

REFERENCES:
patent: 2905961 (1959-09-01), Oishei et al.
patent: 2937393 (1960-05-01), Brueder
patent: 3392415 (1968-07-01), Shipman
patent: 3634902 (1972-01-01), Smithers et al.
patent: 3673631 (1972-07-01), Yamadai et al.
patent: 3879794 (1975-04-01), Roberts, Jr.

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