Doug, I have an idea for the foot lever but will need a day so to get it drawn. It MAY help the design and hopefully incorporate increasing leverage to solve the issue Mark outlines.
Jason On Fri, Jan 24, 2014 at 8:15 PM, Doug <[email protected]> wrote: > > Hi Mark, > > I will give it one more shot in the easiest way possible for me, which > includes doing a lot of talking to myself of late(:-) > > I agree 100% with your comments, but have to include the impossible dream > required by some, of using minimal elbow grease. To me manual is the only > option that is affordable in rural populations. Having seen road metal > broken down from rocks to small chip with hammers, people will do anything > to earn cash money in these places. > > Back to the scrap pile. > Doug. > > > > > On Thu, 23 Jan 2014 22:11:05 -0800 > "Mark Ludlow" <[email protected]> wrote: > > > Hi Doug, > > Regardless of how we do it, the same work is accomplished. W=F*distance, > a > > scalar function. But, the instantaneous force required varies according > to > > the geometry of the opposing force. On a 5cm stick, the first cm will > shear > > easier than the second, etc. until the maximum diameter is passed > through. > > Moving to an air cylinder certainly would complicate things while still > not > > providing the maximum thrust at the right time--halfway through the > shearing > > cut. Is there no wind, or oxen or other beasts to raise a guillotine to a > > trip point? An air cylinder implies first-world power sources and I > thought > > that that was what we were without. > > > > Best regards, Mark > > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/ >
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