[Gta04-owner] An attempt to 3d-print battery a cover with the hole

Alexander Lehner lehner at edv-buero-lehner.de
Wed Feb 8 23:30:30 CET 2012


(comments below)

On Thu, 9 Feb 2012, Denis Shulyaka wrote:

> 2012/2/9 Dr. H. Nikolaus Schaller <hns at goldelico.com>:
>> Cool!
>>
>> Am 08.02.2012 um 20:56 schrieb Denis Shulyaka:
>>
>>> Hi list,
>>>
>>> After seing in this list a battery cover 3d-printed, and realizing
>>> that 3d-printing of the GTA04 phone is actually possible, I decided to
>>> make my own attempt to create a case without sacrificing of the hole
>>> and buttons. I have only printed the battery cover so far. However I
>>> made a mistake and it was unsuccessfull actually because my model has
>>> too big hole and it couldn't fit into the case. Anyway, I'm not giving
>>> up and hope to fix this bug soon and to make the buttons printable
>>> also.
>>>
>>> My work is based on official Openmoko CAD files and on Lukas Märdian's
>>> work (http://blog.slyon.de/2012/01/02/building-a-case-for-the-goldelico-gta04/).
>>>
>>> Photos can be found here: http://wiki.openmoko.org/wiki/User:Shulyaka
>>>
>>> The battery cover was printed by i.materialise in polyamide. The part
>>> fells as strong as the original one (even the small details are good)
>>> but not finished very well which is not a big issue.
>>
>> How robust do the snap joints feel?
>>
>> During FOSDEM we asked Wim (from KD85.com) to print the cover on
>> his MakerBot. It worked out astonishingly well, but the joints broke off
>> very fast.
>>
>> Nikolaus
>>
>
> They are much more robust than I expected, I don't think they will
> break off soon. In fact, I can even tilt them almost 45 degrees
> pushing really hard without damaging them.

What was the price for this piece?

I've ordered the battery cover at shapeways from Lukas in the 'frosted 
ultra detailed' material for $40 without shipping.
Details were really excellent, the look more or less disappointing (don't 
care) but I broke one snap joint quite quickly.

Alex.


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