Subject:
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Re: lego 'gun'
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Newsgroups:
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lugnet.technic
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Date:
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Fri, 9 Jun 2000 01:32:52 GMT
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Viewed:
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716 times
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Thanks Dave I got the picture now, nice job on the ASCII diagram.
jt
David Eaton wrote:
> In lugnet.technic, James J. Trobaugh writes:
> > In lugnet.technic, Michael Firman writes:
> >
> > > Although not as complex and original as a gun that fires solid lego pieces, a
> > > simple automation band shooter can be made by driving a 24 tooth gear with a
> > > worm drive attached to a motor. Hook elastic bands over the gear and onto a
> > > protuting axle about 15 cm away from the 24 tooth gear. Turn the motor and • the
> > > bands will ping off one by one.
> > >
> > > Mike
> >
> > Mike,
> >
> > Just recently the topic of rubber band gun out of LEGO came up here at the
> > office and I was thinking of making one this weekend. Your idea sounds good
> > and simple, but I'm having trouble picturing the design. Could you supply a
> > pic or diagram? Or maybe just some more verbal detail, it's probally much
> > simplier that I'm making it out to be or maybe I'm just dense today.
>
> Not to jump in for Mike, but I think this is kinda what he's talking about:
> (bear with my wonderful ascii)
>
> rubber '24' cog gear
> |********* band __/\/\/\__ (I tried)
> | ********* _\ /_
> | *******\* /
> | < ********* >
> | /_ _\*
> | /_ _\
> | \/\/\/
> |
> Axle
>
> As the gear is turned counterclockwise (in my example), the rubber band gets
> closer and closer to the edge, and when it gets there, pings off... when done
> with multiple rubber bands (each a notch/tooth/cog apart), it works as a good
> semi-automatic gun... But you need to gear the 24-cog gear down with a worm
> gear so that the multiple rubber bands dont make it spin as soon as it's
> loaded... Probably able to fit even more with a 40-cog gear, too (or largest
> you have)
>
> DaveE
--
---------------------------------------------------------
James J. Trobaugh
North Georgia LEGO Train Club
http://www.ngltc.org
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Message is in Reply To:
 | | Re: lego 'gun'
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| (...) the (...) Not to jump in for Mike, but I think this is kinda what he's talking about: (bear with my wonderful ascii) rubber '24' cog gear |***...*** band __/\/\/\__ (I tried) | ***...*** _\ /_ | *******\* / | < ***...*** > | /_ _\* | /_ _\ | (...) (24 years ago, 8-Jun-00, to lugnet.technic)
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