[Stoves] new briquette press from Hungary

[ajheggie at gmail.com]

Here's a reply from Nora that had a large pdf attached, I wonder if
Erin will be able to upload it?

AJH

On Sun, 13 Jan 2013 08:25:31 -0800, Nora Feldmar wrote:

>Hi!
>(little correction: i am a Hungarian born Hungarian citizen, and now living
>in Hungary again :).. i was just studying in Holland)
>
>When seeing the design from Haiti we were a bit afraid of using springs for
>ejection, so we really wanted to push from the bottom.. And that was a
>challenge with the spikes that make the holes.. And then my colleague had
>the great idea with the two-way lid. (He is called Attila, I include him in
>the list) And I dont think it should make much difference that the holes
>are rectangular.
>
>The other great idea of his, which i am not sure if u can clearly see from
>the pictures, is that one of the lids is actually a tray that should slide
>under the briquettes after compressed (and pressed above the mould), and
>when you lower the jack, the briquettes just stay on the tray and can be
>moved (we will probably make another one of these, to save time like with
>the two mould sets with the legacy press). When we were testing the press,
>we had a little accident with the jack, so I am not 100% sure yet whether
>the tray will leave the briquettes intact(ish) but the first try when the
>jack was working was promising.
>
>The fabricators are of a small coop from another very poor region of the
>country. (They are actually also Roma/Gypsy). A friend NGO set us up with
>them, and they were really great to work with.
>
>Sure we would be very happy to make a manual out of this, but I first want
>to wait until we can properly test it and hopefully make a second prototype
>soon. The material costs were quite high which would be quite good to
>reduce.
>
>I attach a collection of images and some info on presses that can be used
>as inspiration. (I think it would be really interesting to experiment with
>the screw press with the weights).
>
>Thanks for your support!
>All the best,
>Nora
>