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When I was at the Exploratorium I used Zodiac foot pumps for bellows to
blow bubbles in the bay from the pier.

Works pretty well as a prototype but I had to build a stop for it so it
wasn't so hard to pump. You can see a picture of the prototype here:

http://www.flickr.com/photos/mortati/871790644/in/set-72157600952899119

Best,

.
Maria Mortati
.
(415) 235-8994
[log in to unmask]
.
site: http://www.mortati.com
blog: http://www.mortati.com/blog
.




On Thu, Aug 16, 2012 at 12:51 PM, Adele Maurier <[log in to unmask]
> wrote:

> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
>
> *****************************************************************************
>
> Has anyone used or built bellows (like those used for a fireplace or
> larger)
> for exhibits?  I am looking for a source, and or advice.
>
> We want them to be able to produce enough wind to turn small turbines.
>
>
>
> Thanks,
>
>
>
> Adele Maurier
>
> Operations & Design Assistant
>
> SEE Science Center
>
> Manchester, NH
>
>
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