Patent application number | Description | Published |
20080213419 | Viscosity pump for extrusion-based deposition systems - A pump system comprising a delivery assembly configured to feed a solid material under operational power of a first drive motor, and a screw pump comprising a housing that at least partially defines a barrel of the screw pump, an extrusion tip secured to the housing at a first end of the barrel, a liquefier secured to the housing and intersecting with the barrel, and an impeller extending at least partially through the barrel. The liquefier is configured to receive the solid material fed from the delivery assembly, to at least partially melt the received solid material, and to direct the at least partially melted material to the barrel, and the impeller is configured to drive the at least partially melted material that is directed to the barrel toward the extrusion tip under operational power of a second drive motor. | 09-04-2008 |
20100100222 | ADJUSTABLE PLATFORM ASSEMBLY FOR DIGITAL MANUFACTURING SYSTEM - A platform assembly for use in a digital manufacturing system, where the platform assembly comprises a deformable platform having a surface configured to operably receive a deposited material from a deposition head, and at least one mechanism configured to adjust at least a portion of the first surface to compensate for at least one vertical deviation from at least one horizontal axis that the deposition head is directed to move in. | 04-22-2010 |
20100100224 | ADJUSTABLE HEAD MOUNT FOR DIGITAL MANUFACTURING SYSTEM - A head mount for use in a digital manufacturing system, where the head mount comprises a first component supported by at least one gantry of the digital manufacturing system, and a second component configured to retain a deposition head of the digital manufacturing system, and to move relative to the first component in response to a load applied to the deposition head from a platform assembly of the digital manufacturing system. | 04-22-2010 |
20100140849 | EXTRUSION-BASED LAYERED DEPOSITION SYSTEMS USING SELECTIVE RADIATION EXPOSURE - A system for building a three-dimensional object based on build data representing the three-dimensional object, the system comprising an extrusion head configured to deposit a radiation-curable material in consecutive layers, where the radiation-curable material of each of the consecutive layers is in a self-supporting state, and a radiation source configured to selectively expose a portion of at least one of the consecutive layers to radiation in accordance with the build data. | 06-10-2010 |
20120164256 | PRINT HEAD ASSEMBLY AND PRINT HEAD FOR USE IN FUSED DEPOSITION MODELING SYSTEM - A print head assembly that includes a print head carriage and multiple, replaceable print heads that are configured to be removably retained in receptacles of the print head carriage. The print heads each include a cartridge assembly and a liquefier pump assembly retained by the cartridge assembly. | 06-28-2012 |
20130075013 | Layer Transfusion with Rotatable Belt for Additive Manufacturing - An additive manufacturing system comprising a transfer medium configured to receive the layers from a imaging engine, a heater configured to heat the layers on the transfer medium, and a layer transfusion assembly that includes a build platform, and is configured to transfuse the heated layers onto the build platform in a layer-by-layer manner to print a three-dimensional part. | 03-28-2013 |
20130075022 | Layer Transfusion with Transfixing for Additive Manufacturing - An additive manufacturing system comprising a transfer medium configured to receive the layers from a imaging engine, a heater configured to heat the layers on the transfer medium, and a layer transfusion assembly that includes a build platform, and is configured to transfuse the heated layers onto the build platform in a layer-by-layer manner to print a three-dimensional part. | 03-28-2013 |
20130075033 | LAYER TRANSFUSION FOR ADDITIVE MANUFACTURING - An additive manufacturing system comprising a transfer medium configured to receive the layers from a imaging engine, a heater configured to heat the layers on the transfer medium, and a layer transfusion assembly that includes a build platform, and is configured to transfuse the heated layers onto the build platform in a layer-by-layer manner to print a three-dimensional part. | 03-28-2013 |
20130078013 | Layer Transfusion with Part Heating for Additive Manufacturing - An additive manufacturing system comprising a transfer medium configured to receive the layers from a imaging engine, a heater configured to heat the layers on the transfer medium, and a layer transfusion assembly that includes a build platform, and is configured to transfuse the heated layers onto the build platform in a layer-by-layer manner to print a three-dimensional part. | 03-28-2013 |
20130078073 | GANTRY ASSEMBLY FOR USE IN ADDITIVE MANUFACTURING SYSTEM - A gantry assembly for use in an additive manufacturing system, the gantry assembly comprising a first bearing shaft, a carriage slidably engaged with the first bearing shaft, and a second bearing shaft operably supported by the carriage, the second linear bearing extending along a second axis. The gantry assembly also comprises a tool-head mount slidably engaged with the second linear bearing, a drive belt secured to the tool-head mount, a first motor having a first drive shaft engaged with the drive belt, and a second motor having a second drive shaft engaged with the drive belt. | 03-28-2013 |
20130186549 | LAYER TRANSFUSION FOR ADDITIVE MANUFACTURING - An additive manufacturing system comprising a transfer medium configured to receive the layers from a imaging engine, a heater configured to heat the layers on the transfer medium, and a layer transfusion assembly that includes a build platform, and is configured to transfuse the heated layers onto the build platform in a layer-by-layer manner to print a three-dimensional part. | 07-25-2013 |
20130186558 | LAYER TRANSFUSION WITH HEAT CAPACITOR BELT FOR ADDITIVE MANUFACTURING - An additive manufacturing system comprising a transfer medium configured to receive the layers from a imaging engine, a heater configured to heat the layers on the transfer medium, and a layer transfusion assembly that includes a build platform, and is configured to transfuse the heated layers onto the build platform in a layer-by-layer manner to print a three-dimensional part. | 07-25-2013 |
20140120194 | PRINT HEAD ASSEMBLY AND PRINT HEAD FOR USE IN FUSED DEPOSITION MODELING SYSTEM - A print head assembly that includes a print head carriage and multiple, replaceable print heads that are configured to be removably retained in receptacles of the print head carriage. The print heads each include a cartridge assembly and a liquefier pump assembly retained by the cartridge assembly. | 05-01-2014 |