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FUSED FILAMENT FABRICATION SYSTEM AND METHOD

  • US 20150037446A1
  • Filed: 07/31/2014
  • Published: 02/05/2015
  • Est. Priority Date: 08/01/2013
  • Status: Active Grant
First Claim
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1. A fused filament fabrication system comprising:

  • a drive gear coupling to a motor during operation, the drive gear selectively operatively engaging first or second sets of idler gears during operation of the system;

    first and second filaments for the selective passage of material to corresponding first and second extruders, the first filament being positioned between said first idler gear shaft and idler bearing and said second filament being positioned between said second idler gear shaft and idler bearing.

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