![]() The company is known for its quality, innovation, huge inventory of prop designs (over 5,000), and its remarkable, one-on-one customer service. It is a 30-year-old company located in Shreveport, LA that specializes in the design, manufacturer and sale of both stainless steel and aluminum recreational marine propellers. ![]() On this aluminum prop the red arrows point to the "reverse cup." This is the primary design innovation that gives the prop its stopping power.Īs regular readers of know, PowerTech! is our "go-to" source for all questions we have about props. This later type of boat is not too common in the US, but canal and river boats are all over Europe and are virtually all rentals. That is when the folks at PowerTech! began thinking about a solution to this problem and addressing the houseboat, pontoon boat, and recreational barge market. A good solution would save them big money in insurance and the repair bills for the deductible. And their insurance rates were sky high as a result. Because of the huge windage of house boats, to say nothing of their weight, accidents were common and they usually involved hitting the dock while going too fast.Įven more interested in a solution were operators of rental houseboats and pontoon boats who were tired of high repair bills to their fleet. Many of the houseboat owners complained that stopping their boats was very difficult. It all started about nine years ago when the techs from PowerTech! were exhibiting at the Louisville, KY houseboat show. Looking aft on this left-hand turning prop the red arrows point to the ridge on the surface of the prop blade that makes all of the difference. Making a prop that was good at going in reverse has historically severely denigrated forward performance. The result is that some types of boats, such as houseboats, pontoon boats and barges are seriously challenged when slowing down, stopping, or maneuvering. Have you ever wondered why sterndrive and outboard props never seem to work very well in reverse? The reason is that the props are designed to provide maximum performance when going forward.
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