Pieter C Koomen

US Patent:

45244812, Jun 25, 1985

Filed:

Nov 28, 1983

Appl. No.:

6/555585

Inventors:

Pieter C. Koomen - Phoenix AZ

International Classification:

B60S 138

US Classification:

1525041

Abstract:

A flexible wiper, having a body portion supporting a pair of opposed longitudinal slots for engaging a harness of a wiper arm, includes a pair of parallel spaced apart blades depending from the body portion for operating in concert to wipe a surface. A cavity extending throughout the body portion is disposed intermediate the pair of blades and is defined in part by a flexible membrane interconnecting facing sides at the bases of the blades.