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Re: Aluminum Sphere for sale

Original poster: FIFTYGUY@xxxxxxx In a message dated 3/18/06 11:01:50 PM Eastern Standard Time, tesla@xxxxxxxxxx writes: 

>   Another interesting property of this shape when it is extended
>into a cylinder is that it produces a roller which behaves exactly
>like a round one.
>
>Ed

    These rollers were once used in French railway engine yokes.
The Reauleaux Triangle is also the shape of the rotor lobes used in Wankel engines. 

-Phil LaBudde