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Archive for moving propeller

Yamaha Patent Application: Propeller Status Indicator Lights

Back in April 2014, Brunswick was issued U.S. Patent 8,803,711 for what eventually became Mercury’s Moving Propeller Alert device. It uses several LED lights to display a rotating pattern when the propeller is turning and the boat is stationary or barely underway. Mercury has on online brochure. Now, in 2022, Yamaha’s U.S. Patent for a […]