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8185229 |
Apparatus and methods for handling materials in a 3-D printer
A method of controlling the flow of unbound powder in a build chamber. A build surface for receiving the powder is provided, with the build surface including a first plate defining holes and a...
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8178033 |
Method and apparatus for rapidly generating aerospace tools
A method and apparatus may be present for manufacturing. A shell may be formed having a support structure located in a cavity in which the shell and the support structure may be formed using an...
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8172562 |
Device and method for producing a three-dimensional object by means of a generative production method
There are provided a device and a method for layer-wise generative manufacturing of three-dimensional objects by selective solidification of a solidifiable building material in liquid or powder...
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8163224 |
Manufacturing method of three-dimensionally shaped object
An equipment for metal-laser sintering process includes a powder layer forming unit, an irradiation unit which irradiates light beams, a correction target on which a correction mark serving as a...
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8153183 |
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...
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8142886 |
Porous laser sintered articles
The present invention provides selectively laser sintered porous polymeric articles and methods of making and using the same. In one embodiment, a method of the present invention comprises...
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8142179 |
Stereolithography apparatus
A stereolithography apparatus that is configured to fabricate a three-dimensional model by forming a cured layer by irradiating an interface of a photocurable resin with light corresponding to...
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8137609 |
Apparatus and method for cooling part cake in laser sintering
A part cake defining a build produced by laser sintering and the surrounding unfused powder is contained in an enclosure, and the enclosure includes displaceable wall portions for compressing the...
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8119053 |
Apparatus for three dimensional printing using imaged layers
A three-dimensional printer adapted to construct three dimensional objects is disclosed. In an exemplary embodiment, the printer includes a first surface adapted to receive a bulk layer of...
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8114334 |
Laser sintering processes using thermoplastic compositions
A method of laser sintering a thermoplastic composition to provide an article of manufacture having a plurality of sintered layers is disclosed. The thermoplastic composition has a relatively high...
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8105527 |
Rapid prototyping and manufacturing system and method
A stereolithography apparatus having a resin vat with resupply containers in one-way flow communication and a leveling container in two-way how communication, an automatic offload cart to remove...
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8105066 |
Cartridge for solid imaging apparatus and method
A solid imaging apparatus is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transport film for transporting the...
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8083513 |
Apparatus for manufacturing a three-dimensional object layer by layer
Apparatus for manufacturing a three-dimensional object (3) by solidifying a powdery constituent material layer by layer at the positions corresponding to the profile of the object (3) to be...
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8076387 |
High modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt
The present invention provides an irradiated crosslinked polyethylene containing reduced free radicals, preferably containing substantially no residual free radical. Disclosed is a process of...
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8070474 |
Lamination shaping apparatus
A lamination shaping apparatus has a powder layer preparing means and an optical unit which irradiates a light beam to an intended portion of a powder layer so as to sinter or melt for solidifying...
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8066933 |
Polymer powder comprising polyamide use thereof in a moulding method and moulded body made from said polymer powder
The present invention relates to a polymer powder which comprises polyamide, and to the use of this powder for shaping processes, and also to moldings produced from this polymer powder. The shaping...
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8062020 |
Three dimensional structure producing device and producing method
An apparatus for making a three-dimensional object includes a powdery layer-forming unit for forming a powdery layer on a table and an optical beam-irradiating unit for irradiating an optical beam...
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8057731 |
Process of fabricating three-dimensional object
A light beam is irradiated to sinter powder layers into a plurality of cured layer which are superimposed to each other to fabricate a three-dimensional object. A portion forming an outer shell of...
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8048354 |
Method of forming supports bearing features, such as lithography masks
To manufacture a support made of at least one predetermined material and bearing features: a plurality of superposed layers is produced on a substrate that it is known how to remove, each of the...
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8046097 |
Region-based supports for parts produced by solid freeform fabrication
Methods for generating supports (30) for parts (50) produced by solid freeform fabrication (“SFF”) are disclosed. The method includes defining a plurality of layers (L) that make up the part, and...
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8034279 |
Method and device for manufacturing a three-dimensional object
A method for manufacturing a three-dimensional object by successively solidifying layers of a building material at positions in the respective layer corresponding to the cross-section of the object...
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8021138 |
Rotating build plate
1. A powder bed additive layer manufacturing system including a linear traversing re-coater and a build plate characterised in that the build plate is mounted for rotation, relative to the...
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8021139 |
Three-dimensional object forming apparatus and method for forming three dimensional object
A three-dimensional object forming apparatus forms a three-dimensional object by binding powder particles with a curable liquid. The apparatus includes a powder layer forming unit that spreads a...
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7988906 |
Three-dimensional layer-by-layer production process with powders based on cyclic oligomers
A process for the production of moldings via a layer-by-layer process by selectively melting regions of one or more powder layers that contain cyclic oligomers and have a median grain diameter...
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7976302 |
Device for a layerwise manufacturing of a three-dimensional object and method for inserting and removing respectively, a container
A device (1) for manufacturing a three-dimensional object by a layer wise solidification of a building material at positions in the respective layers that correspond to the object is provided. The...
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7979152 |
Apparatus and methods for handling materials in a 3-D printer
A build chamber for use in a three-dimensional printer and adapted for receiving powder for producing three-dimensional objects. The build chamber includes a build surface for receiving the powder,...
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7968026 |
Three-dimensional bioresorbable scaffolds for tissue engineering applications
The invention relates to the use of Fused Deposition Modeling to construct three-dimensional (3D) bioresorbable scaffolds from bioresorbable polymers such as polycaprolactone (PCL), or from...
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7931462 |
Device and method for the manufacturing of a three-dimensional object
A device for manufacturing a three-dimensional object by a layerwise solidification of a building material in powder form at the positions in the respective layer that correspond to the object to...
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7906063 |
Process for producing moldings
The present invention is directed to a process of producing moldings by a layer-by-layer process including selectively melting regions of a respective pulverulent layer via unfocused introduction...
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7901604 |
Process for producing a three-dimensional object
A process is provided for producing a three-dimensional object having the steps forming the object (3) in a container (1, 200) arranged within a process chamber (100) on a carrier (4) which can be...
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7887740 |
Composite powder, use in a shaping process, and mouldings produced from this powder
The present invention relates to a composite powder of polymer powder and porous glass beads, and to the use of this composite powder for shaping processes, and also to mouldings produced from this...
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7887316 |
Selective laser sintering powder recycle system
A method and apparatus for forming three-dimensional objects by laser sintering that includes the use of dense phase pneumatic conveying to internally recycle overflow powder, and to thoroughly...
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7867431 |
Method of and apparatus for making a three-dimensional object
Prior to molding, an initial position of at least one movable reference mark, provided in the vicinity of an object of manufacture, is measured by a first position measuring means, and the initial...
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7862320 |
Three-dimensional object forming apparatus and method for forming three dimensional object
A three-dimensional object forming apparatus forms a three-dimensional object by binding powder particles with a curable liquid. The apparatus includes a powder layer forming unit that spreads a...
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7845930 |
Process for the production of a three-dimensional object with an improved separation of hardened material layers from a construction plane
The invention relates to a process or a device for the production of a three-dimensional object by layer-wise solidification of a photo-polymerizable resin by means of a planar or essentially...
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7837458 |
Device for a layer-wise manufacturing of a three-dimensional object
A device (1) for manufacturing a three-dimensional object by a layer-wise solidification of a building material at positions in the respective layers that correspond to the object is provided. The...
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7833000 |
Optical modeling apparatus
There is provided an optical modeling apparatus that forms a model of a desired shape by sequentially forming hardened layers by irradiating a light-curable resin with light. The apparatus includes...
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7833465 |
Arrangement and method for producing a three-dimensional product
A method and arrangement for production of three-dimensional bodies by successive fusing together of selected areas of a powder bed, which parts correspond to successive cross sections of the...
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7828022 |
Apparatus and methods for handling materials in a 3-D printer
The present invention is directed towards methods and apparatus for handling powder in a 3D printer. The invention includes a means of transporting powder from multiple sources to a powder...
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7820285 |
Rocket motor insulation
Provided is a solid rocket motor (SRM) insulation, wherein carbon nano fibers (CNF) are blended into a polyurethane matrix so as to disperse the CNF in the polymer. The so blended material is then...
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7799253 |
Method of, and apparatus for, applying flowable material across a surface
The invention relates to a method and a device for applying for a flowable material, especially a particulate material, in individual superimposed layers across a support (50), the flowable...
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7794647 |
Method of selective laser sintering with improved materials
A method of providing improved powder materials for selective laser sintering (SLS). and related sintering including High Speed Sintering and Selective Inhibition Sintering, processing by orienting...
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7790096 |
Thermal management system for a removable build chamber for use with a laser sintering system
A thermal management system is provided to control the preheating and cool down of a removable build chamber in a laser sintering system. A thermal management station controls preheating of a...
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7790093 |
Process for the production of a three-dimensional object with resolution improvement by “pixel-shift”
The invention relates to a process or a device for the production of a three-dimensional object by layer-wise solidification of a material which is solidifiable under the application of...
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7780429 |
Three-dimensional molding device
The present invention relates to a three-dimensional molding device for producing a three-dimensional molded object. The three-dimensional molding device comprises a receptacle for retaining a...
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7780907 |
Method for producing a denture
The invention relates to a process for the production of a dental prosthetic item (10) by means of local sintering, in which the dental prosthetic item (10) is produced layer-wise by energy input,...
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7771183 |
Solid imaging system with removal of excess uncured build material
Solid imaging apparatus and methods for use are disclosed that reduce the amount of uncured solid imaging build material remaining on a completed build object following the completion of the solid...
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7754137 |
Process for fabricating a composite
The present invention relates to a process for fabricating a composite functional body/substrate, either by melting with an energy beam or by spin coating. The functional material is preferably a...
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7754135 |
Three dimensional structure producing method and producing device
A three-dimensional object is made by repeating a process. An optical beam is irradiated on a predetermined portion of a powdery layer to form a sintered layer. A new powdery layer is formed on a...
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7713048 |
Device for a layerwise manufacturing of a three-dimensional object
A device (1) for manufacturing a three-dimensional object by a layerwise solidification of a building material at positions in the respective layers corresponding to the object is provided. The...
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