Re: Re: [CR] Unique bicycle drive system

(Example: Framebuilders:Mario Confente)

Date: Thu, 20 Sep 2007 12:47:16 -0400
From: "Eric Phillips" <altinos@gmail.com>
To: "classic rendezvous" <classicrendezvous@bikelist.org>
Subject: Re: Re: [CR] Unique bicycle drive system
In-Reply-To: <360373.47933.qm@web51604.mail.re2.yahoo.com>
References: <360373.47933.qm@web51604.mail.re2.yahoo.com>


On 9/20/07, Art Link <artlink@columnssanantonio.com> wrote:
> I don't understand if these off-topic,but fun,devices actually gain any mechanical or speed advantage over pedaling a lighter bike not burdened by the weight of the added drive train and propellar plus the wind resistance and inertia of the propellar to be overcome. Kinda like using fossil fuel to grow,harvest, ferment and transport corn to come up with less net energy than the initial energy(fossil fuels)used. Art Link,bemused in San Antonio,TX,USA

I wonder if riding behind a train like Charles M. Murphy did in 1899 would help with the wind resistance, or if it would make the propeller less effective.

Eric Phillips
Southfield, MI
USA