Jabil Inc.

Lumas Polymers LLC

Luke Rodgers

Scott Klimczak

Darin Burgess

Erik Gjovik

Daniel Torres

Randy Crockett

Anwar A Mohammed

Harpuneet Singh

Timothy DeRosett

Felipe Torres

Charles Santhakumar

Thomas Fry

Nicholas J Dippel

Zachary Peterson

Levi Loesch

William MacNeish

Thomas George Gardner

Kyle Cheung

Jonathan M Darcy

Brian Yates

John Dulchinos

An end capped condensation polymer may be formed by heating a condensation polymer in the presence of an end capping compound to form cleaved condensation polymer reacting at least a portion of the cleaved condensation polymer with the end capping compound to form the end capped condensation polymer. The end capped condensation polymers may be used to form additive manufactured articles having high solids loading and improved processing due to improved rheological behavior.

Chain scission to make improved polymers for 3D printing

Apparatuses, systems and methods to track use of print filament wound on a print spool on a printer in an additive manufacturing print. Included are: a readable identifier associated with the print spool; a network connection between the at least one printer and at least one network ledger, the network ledger comprising the readable identifier and a corresponding verification of the readable identifier and, solely for verified ones of the readable identifier, an in-ledger link to a data store comprising a plurality of parameters for the 3D print filament, records of prior ones of the plurality of additive manufacturing prints using the 3D print filament, and enhanced print algorithms for the 3D print filament; a confirmation data block at the data store of a sufficient amount of the print filament on the print spool to execute a plan for a current one of the plurality of manufacturing prints; a controller for executing the current one of the plurality of manufacturing prints, including sufficient ones of the plurality of parameters for the current print and ones of the enhanced print algorithms for the current print, in accordance with the confirmation data block; and an update block generator for generating an update block to the ledger confirming at least execution of the current one of the plurality of manufacturing prints by the at least one printer, and an update to the confirmation data block of the enhanced print algorithms and the amount of the print filament used in correspondence to the readable identifier.

Apparatus, system, and method for blockchain tracking of spooled additive manufacturing print material

The disclosure is of and includes at least an apparatus, system and method for a print head for additive manufacturing. The apparatus, system and method may include at least two proximate hobs suitable to receive and extrude therebetween a print material filament for the additive manufacturing; a motor capable of imparting a rotation to at least one of the two hobs, wherein the extrusion results from the rotation; a dynamic force adjustment capable of exerting force on one of the two hobs to urge the force-receiving hob toward the other of the two hobs; and a controller communicatively connected with the dynamic force adjustment and capable of controlling the force exertion thereof.

Apparatus, system and method of providing dynamic hob pinch force in an additive manufacturing print head

Support blocks for printed circuit boards (PCB's) and printed circuit board assemblies (PCBA's), wherein the support blocks are produced from a 3D printing process. The support block including a bottom surface having a vacuum connection; a top surface having at least one vacuum hole; at least one recessed surface that is offset from the top surface; and at least one vacuum channel extending from the vacuum connection to the at least one vacuum hole.

Enhanced 3D printed support block

Apparatuses, systems and methods of providing heat to enable an FDM additive manufacturing nozzle having refined print control and enhanced printing speed. The heating element may include at least one sheath sized to fittedly engage around an outer circumference of the FDM printer nozzle; at least one wire coil at least partially contacting an inner diameter of the sheath; and at least one energy receiver associated with the at least one wire coil.

Apparatus, system and method of operating an additive manufacturing nozzle

An additive manufactured condensation polymer article with improved build or Z direction strength may be formed by physically mixing or depositing thereon a chain extender that extends and chemically bonds the polymer chains within and between layers upon heating and fusing during the additive manufacturing process.

Method for improving adhesion in and between layers of additive manufactured articles

The disclosed exemplary apparatuses, systems and methods provide a three-dimensional foam molding, produced via a layer-by-layer additive manufacturing process in which regions of respective layers of pulverant are selectively melted via introduction of electromagnetic energy. These apparatuses, systems and methods may include layers of the pulverant comprising at least thermoplastic polyurethane polymer (TPU) coated upon a sacrificial base particle, wherein the TPU is coated via one of spray drying and a fluidized vessel.

Apparatus, system and method of using sacrificial microspheres to form additively manufactured foam

A method of making a printed circuit board pallet is provided. The method of making the pallet illustratively includes the steps of: providing a base in a form of a polymer sheet stock; applying a fluid onto the base at selective locations where the pallet will be built-up to a three-dimensional form; depositing a polymer powder onto the base at the selective locations applied with the fluid; removing any excess amounts of the polymer powder not adhered to the fluid; and heating the pallet to fuse the polymer powder together and to the base.

On-demand method of making PCB pallets using additive manufacturing

The disclosed exemplary apparatuses, systems and methods provide a three-dimensional shoe sole foam, produced via a layer-by-layer additive manufacturing process in which regions of respective layers of pulverant are selectively melted via introduction of electromagnetic energy. These apparatuses, systems and methods may include layers of the pulverant comprising at least thermoplastic polyurethane polymer (TPU) coated upon a sacrificial base particle, wherein the TPU is coated via one of spray drying and a fluidized vessel.

Apparatus, system and method of using additive manufacturing to form shoe sole foam

An additive manufacturing apparatus, system, and method for kinematic-based heating of a print filament. The apparatus, system and method may include: a print nozzle suitable to deliver at least partially liquefied print material to form a print build responsive to motion control of the print nozzle in at least two axes by a kinematic controller; at least one heater about the print nozzle suitable to effectuate the at least partial liquefication of the at least partially liquefied print material; and a correlative interface between the kinematic controller and the at least one heater, wherein the correlative interface monitors upcoming ones of the motion control so as to anticipatorily actuate the at least one heater according to the upcoming ones of the motion control.

Apparatus, system and method for kinematic-based heating of an additive manufacturing print filament

Polymer powders useful for additive manufacturing may be made by contacting carbon dioxide and a crystallizable polymer having at least one carbonyl, sulfur oxide or sulfone group; permeating the carbon dioxide into the polymer for a crystallizing time sufficient to induce crystallization forming an induced crystalized polymer; removing the carbon dioxide; and forming induced crystalized polymer particles having a D90 particle size of at most 300 micrometers and average particle size of 1 micrometer to 100 micrometers equivalent spherical diameter. The carbon dioxide is desirably supercritical carbon dioxide for at least a portion of the crystallizing time. The polymer powders upon heating during additive manufacturing may result in a polymer having less crystallinity or become amorphous.

Thermoplastic polymers and method to make them

Apparatus, system and method having two hobs suitable to receive and extrude therebetween a print material filament for the additive manufacturing; a material guide suitable to receive the extruded print material filament; a heater element coupled to a transition point along the material guide distally from the at least two hobs, wherein the transition point comprises a partial liquefication of the print material within the material guide by the heater element to allow for printing of the partially liquefied print material; at least one peltier device at least partially about an upper aspect of the transition point and suitable to at least sink heat from the upper aspect of the transition point to thereby preclude partial liquefication of the print material above the upper aspect; and a print nozzle in fluid communication with the liquefied print material and suitable to print the liquefied print material.

Apparatus, system and method for temperature maintenance of a filament melt in an additive manufacturing print head

An apparatus, system and method for limiting build plate expansion in a 3D print environment. The apparatus, system and method may include a decoupling leveler associated with mounts for a build plate in the print environment; and a plurality of adjustments passing substantially through and mounted within the decoupling leveler. The leveler may be decoupled from the mounts during heating and cooling of the print environment, and recoupled via a positional clamped by the plurality of adjustments during printing on the build plate.

Leveler for 3D printing build plate thermal expansion

A polymer material suitable for three-dimensional printing that may include at least one of polyether block amide, thermoplastic polyurethane, and thermoplastic olefin. The polymer is formed through chemical precipitation forming a precipitated pulverulent polymer which possesses increased operating window characteristics selected from the group consisting at least one of a wider than typical range between and among the melting and recrystallization temperatures, a larger enthalpy upon melting, and a low volumetric change during recrystallization.

Precipitation of thermoplastic polyurethane to enhance operational window for three dimensional printing

An apparatus, system and method for providing a liquefier nozzle flexure to at least enable ironing of a 3D print, to thereby improve print quality. The apparatus, system and method may include: a controllable print head for providing the 3D print; a liquefier capable of liquefying deposit material for providing the 3D print; and the liquefier nozzle flexure mounted between the print head and the liquefier that allows a distance between the print head and the liquefier to vary when a resistance is encountered at a print nozzle tip.

Growing community of inventors

St. Petersburg, FL, United States of America

Luke Rodgers