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...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!

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Class 180/194 - Plural discrete elements protruding from a wheel, hub, or shaft


Subclass of Class 180 - Motor vehicles
Definition: Vehicle including plural, individual, propulsion elements
No. of patents: 1
Last issue date: 05/30/2006


NumberTitleIssue Date
7051829No-slip drive sprocket
A drive sprocket for a snowmobile, a drive train using the sprocket, and a method of using the sprocket to drive a track for a snowmobile. The drive sprocket includes a round base, a plurality of convolute lugs on the base, and a plurality of involute lugs on both s...
05/30/2006
 
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