PropellerSafety.com

Archive for November 2012

Boat Intelligent Warning System Invention

Our Boat Intelligent Warning System (BIWS) invention disclosure below was posted on 29 November 2012. We will make no changes to the text below the line following this paragraph except to correct misspellings, punctuation, and to update html/computer codes and links. Any updates to the invention will be posted below the invention disclosure. Boat Intelligent […]

Boating Industy Has a Double Standard When it Comes to Testing Propeller Guards

The boating industry promotes one standard for testing propeller guards in court cases or when evaluating propeller guards proposed by those outside the boating industry, and a different standard when their own propeller guards are being tested. They want to test your guards trimmed full under at speed with the same propeller used on the […]

Licensing Propeller Safety Technologies That Are Part of Industry Standards / Regulations: Similar Case Heads to Court

A case currently before U.S. District Court in Seattle may have bearing on the licensing of propeller guards and other propeller safety technologies. In the past, some have said that swim ladder switches such at Keith Jackson / MariTech’s Prop Stopper could not be included in any USCG propeller safety regulation because they are a […]

Yamaha Removed All References to its New Propeller Guard From its Website

Yamaha erased everything ever written about their Yamaha UK Pro Flood Rescue Outboard stainless steel propeller guards from their website. We first noticed it was all gone on November 8, 2012. Last month (October 2012) we wrote three stories on Yamaha’s new stainless steel propeller guard for their rescue outboards: Yamaha Offers Propeller Guards on […]

Are Propeller Guard Technologies Being Suppressed by the Boating Industry, Along With Other Propeller Safety Devices?

Many have accused the boating industry of suppressing the development and deployment of propeller guards and other propeller safety devices. A list of ways in which the boating industry has been accused of suppressing propeller guard inventions, technologies and other propeller safety technologies is provided below. They are grouped by events or topics and partially […]