Method of producing rubber wiper blades

Coating processes – Spraying

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Details

427424, 264146, 298972, B05D 102

Patent

active

054786053

ABSTRACT:
Two rubber wiper blades are united with each other at lip portions so as to form a tandem rubber wiper blade, and notches are provided on both sides of a common lip portion at the center portion thereof. By providing the notches, a joint portion of the two rubber wiper blades is formed, which enables the tandem rubber wiper blade to be easily torn.

REFERENCES:
patent: 3035297 (1960-04-01), Gorman et al.
patent: 4103385 (1978-08-01), Porter
patent: 4852204 (1989-08-01), Wilson
patent: 4904434 (1990-02-01), Hyer
patent: 4981637 (1991-01-01), Hyer

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