[Stoves] new briquette press from Hungary

[Erin Rasmussen]

Hi All, Sorry I'm a week late on this. Nora's file with the pictures of
presses can be downloaded from here:
http://stoves.bioenergylists.org/Fuel-Presses-Hungary

Erin 

-----Original Message-----
From: Stoves [mailto:stoves-bounces at lists.bioenergylists.org] On Behalf Of
ajheggie at gmail.com
Sent: Sunday, January 13, 2013 8:32 AM
To: Stoves at lists.bioenergylists.org
Subject: Re: [Stoves] new briquette press from Hungary

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
>

_______________________________________________
Stoves mailing list

to Send a Message to the list, use the email address
stoves at lists.bioenergylists.org

to UNSUBSCRIBE or Change your List Settings use the web page
http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists
.org

for more Biomass Cooking Stoves,  News and Information see our web site:
http://www.bioenergylists.org/