Mini Desk/Wall Fan with Ratcheting Angle
thingiverse
Bill of Material:1) 120mm PC Case Fan2) PC Case Fan Screws Optional To power your 12V fan with just USB juice, buy this... USB 5V to 12V 2.1x5.5mm DC step up converter http://www.ebay.co.uk/itm/USB-DC-5V-to-DC-12V-Step-up-Module-Converter-2-1x5-5mm-Male-Connector-CF-/272245460100?hash=item3f63180c84:g:b~AAAOSwR5dXTPU3 Best source for these would be ebay. Note: PC case fan uses distinct self-tapping screws, ordinary ones might not fit properly. Assembly is quite self-explanatory: 1) A base, which you can either have as a stand or wall mount 2) A set of arms with grooves, to support the mounted fan 3) A set of fan brackets that provide the ratcheting action 4) A fan guard, front and back are same, if you prefer so. Print with largest surface on laid flat heat bed to ensure good printablility.
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