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PROPELLER DESIGN

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May 30, 2019

Sharrow Engineering Granted Additional Patent in South Korea for High Efficiency Propellor Design

For Immediate Release   Sharrow Engineering Granted Additional Patent in South Korea for High Efficiency Propeller Design The SHARROW PROPELLER™ design, which increases efficiency 9-15 percent, now has 21 patents Philadelphia, PA – May 31, 2019 – With a new patent granted in South Korea, Sharrow Engineering now has a total of 21 patents to protect embodiments of the unique SHARROW PROPELLER™. Patents have been granted in the following jurisdictions: South Korea Canada Japan Taiwan United States European Patent with effect for: United Kingdom Denmark Finland France Germany Greece Italy Netherlands Norway Poland Spain Sweden Switzerland Turkey Patent applications are currently still pending in several other

April 3, 2019

A big leap forward in propeller efficiency

International Boat Industry: April 3 2019| READ ONLINE The marine propeller has been refined time and time again over the years to improve speed and economy whilst also reducing noise. Whilst the blades themselves have become self-pitching, feathering, swept and streamlined, the basic concept has remained the same - a series of solid metal blades that fan out from a central hub. However, over the past 6 years Philadelphia-based Sharrow Engineering has been developing a concept that has been hailed as the first major breakthrough in propeller technology since the 1930s. The company itself was founded in 2012 to ‘reinvent the methodologies and