Windshield wiper blade

Brushing – scrubbing – and general cleaning – Attachments – Optical-member-attachable cleaner

Patent

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Details

1525036, B60S 138

Patent

active

044739192

ABSTRACT:
A windshield wiper blade made of a synthetic elastomeric material includes an elongated body having a longitudinal axis; at least three side-by-side, longitudinally extending wiping ribs integral with the body, the wiping ribs projecting outwardly from the body and having outer ends lying in an arc which is concave toward the longitudinal axis of the body, the wiping ribs being constructed and arranged such that there is a squeegee rib with at least one scraping rib on each side thereof, the squeegee rib having a greater radial length than the scraping ribs; and a mounting rib integral with the body and projecting outwardly therefrom at a location essentially diametrically opposite the squeegee rib, the mounting rib providing a longitudinal extending hinge about which the body can swing in either direction, the arrangement being such that when the blade moves against a windshield the squeegee rib and the scraping rib or ribs on the side thereof facing in the direction of movement engages the windshield and the scraping rib or ribs on the other side of the squeegee and facing in a direction opposite blade movement is out of contact with the windshield.

REFERENCES:
patent: 2039716 (1936-05-01), Horton
patent: 2090681 (1937-08-01), Kempel
patent: 2090702 (1937-08-01), Rodrick
patent: 2179451 (1939-11-01), Horton
patent: 3116506 (1964-01-01), Browne et al.

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