VEHICLE WINDSHIELD WIPER BLADE Russian patent published in 2001 - IPC

FIELD: transport engineering; wiper blades for windshield, rear window and headlights of vehicles, vessels, railway vehicles and aircraft. SUBSTANCE: wiper blade has fastening part coupled through connecting section with contact part. Contact part of blade has five longitudinal cleaning edges, namely, central edge and two pairs of edges symmetrical relative to longitudinal symmetry plane of blade. Longitudinal cleaning edges of the second pair are arranged at and angle from 55 to 64 deg relative to longitudinal symmetry plane of blade and central edge and at angle of 25-35 deg relative to longitudinal cleaning edges of the first pair. EFFECT: improved efficiency of glass cleaning. 4 dwg