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The first generation of Flat Blade wiper blades took a significant step forward by replacing the multiple articulated levers used in previous generations of blades to distribute the contact pressure along the entire length of the blade, with continuous built-in splines inside the blade. The second generation of Flat Blade wiper blades is more aerodynamic, more compact, lighter and helps to prevent snow accumulation under the blade.
The second generation of Flat Blade wiper blades feature two major developments. Previously, the rubber wiping lip and the spoiler were made of the same rubber part, while the Flat Blade 2 separates these two features. Wiping performance at high speeds up to 220 kph is improved by a more rigid spoiler with an optimized shape. The airflow around the spoiler is determined by the combined speeds of the vehicle and the wind, it is therefore crucial to further push the blade aerodynamic limits. In addition, the lower section of the blade is shaped to prevent the generation of lifting force.
The second development is the replacement of two splines with one, while retaining the same functions. As a result, the blade is more compact, with a width reduced from 16 mm to 10.5 mm, offering improved visibility for the driver. Another advantage is the reduction of snow buildup, because of the smaller volume beneath the splines, which improves performance under extreme conditions. The first generation of Flat Blades were 50% lighter, and the mass of the second generation has been reduced by an additional 20%, so that a 600 mm blade now just weighs 101 grams. Finally, the second generation of Flat Blades clean the windscreen right to the ends of the blade, i.e.10 mm more than Flat Blade 1. This is an important step forward, since the increasingly larger windscreens require a maximum wiping area. Flat Blade 2 wiper blades are entirely made from recyclable parts.
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