PropellerSafety.com

Archive for swivel bracket

Mercury Marine Aluminum Alloy patents & propeller safety

As noted before, outboard motor swivel brackets take tremendous loads during a collisions with submerged objects. On occasion swivel brackets fail, sometimes allowing the outboard motor to break off and flip into the boat with the engine still running and the propeller turning a few thousand RPM. Driveshaft housings (the lower leg of the outboard) […]

Bass Boat Outboard Motors Struck Submerged Object, Flipped into Boat: a List

Back in February 2012 we developed a list of outboard motors striking submerged objects, breaking off, and flipping into boats. We instantly noted a large percentage of these accidents involve bass boats with high horsepower outboard motors. We have since identified 21 occurring since February 2012, plus several earlier ones. Many of the accidents we […]