Entries |
Document | Title | Date |
20080241303 | INJECTION MOLDING DEVICE - An injection molding device includes a female mold defining a cavity, a male mold having a projecting part protruding toward the female mold corresponding to the cavity, a transport configured for transporting a foil into a position between the female mold and the male mold, a vacuum-pump, and a thermal medium source. A plurality of air discharging holes is defined in the female mold joining in the cavity. A channel is defined in the projecting part of the male mold. The vacuum-pump is connected to the air discharging holes of the female for vacuuming the cavity to suck the foil toward the female mold. The thermal medium source is connected to the channel of the male mold for inputting thermal medium into the mold via the channel to press the foil to cling to the female mold. | 10-02-2008 |
20080248148 | INJECTION MOLDING DEVICE - An injection molding device configured for manufacturing a foil decorated molding, includes a channel defined in the mold, and a thermal medium source connected to the channel of the mold for inputting thermal medium into the mold via the channel to press the foil. | 10-09-2008 |
20080248149 | Apparatus for the Continuous Modification of Polymers in the Free-Flowing State by Means of Electron Radiation - The invention relates to the fields of polymer chemistry and relates to a device for the continuous modification of polymers that can be processed into molded articles or semifinished products before, during and after modification. The object of the invention lies in disclosing a device in which the combination of melt production and modification takes place in a continuous method and leads to improved properties of the polymers. The object is attained through a device comprising a device component for converting the polymers into the flowable state, a radiation guard for an electron irradiation and cooling devices, wherein an irradiation device for electron radiation as well as supply and discharge lines are present inside the radiation guard, wherein in the case of the production of solid formed and modified polymers inside the radiation guard, a forming device is present inside the radiation guard and the flowable polymers after the forming device are present floating freely in space in the region of the irradiation. | 10-09-2008 |
20080274225 | PROCESS AND APPARATUS FOR MICROREPLICATION - A method of embossing a sheet material includes: heating at least a portion of the sheet directly or indirectly with radiant energy from a radiant energy source; pressing a tool against the heated portion of the sheet, thereby patterning a surface of the sheet; and separating the sheet and the tool. The radiant energy may travel through a solid material that is relatively transparent to radiation, on its way to being absorbed by a relatively-absorptive material. The relatively-transparent material may be an unheated portion of the sheet, and the relatively-absorptive material may be either the tool or the heated portion of the sheet. Alternatively, the relatively-transparent material may be the tool, and the relatively-absorptive material may be all or part of the sheet. The method may be performed as one or more roll-to-roll operations. | 11-06-2008 |
20080305203 | INSTALLATION FOR HEATING THE BODIES OF PREFORMS FOR BLOW-MOULDING CONTAINERS - Installation for heating the bodies ( | 12-11-2008 |
20090011065 | Dry etching method, fine structure formation method, mold and mold fabrication method - A WC substrate | 01-08-2009 |
20090053351 | APPARATUS FOR FORMATION OF AN OPHTHALMIC LENS PRECURSOR AND LENS - This invention discloses apparatus for generating an ophthalmic lens with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture. | 02-26-2009 |
20090061035 | DUAL-SIDE IMPRINTING LITHOGRAPHY SYSTEM - Provided is a dual-side imprinting lithography system that includes a medium supporting unit that supports a medium wherein both surfaces of the medium are coated with a ultraviolet (UV) hardening resin; a first mold supporting unit and a second mold supporting unit that respectively support a first mold and a second mold, disposed respectively above the medium supporting unit and under the medium supporting unit; a vertical moving device that moves vertically at least one of the medium supporting unit, the first mold supporting unit, and the second mold supporting unit; a first UV radiating device that is installed above the first mold supporting unit to radiate UV rays; and a second UV radiating device that is installed under the second mold supporting unit to radiate UV rays. | 03-05-2009 |
20090110763 | Material Delivery Tension and Tracking System for Use in Solid Imaging - A solid imaging apparatus and method employing a radiation transparent build material carrier and a build material dispensing system that accurately controls the thickness of the transferred layer of solidifiable liquid build material to the radiation transparent build material carrier to achieve high resolution imaging in three-dimensional objects built using an electro-optical radiation source. | 04-30-2009 |
20090123590 | NANOIMPRINT RESIN STAMPER - A resin stamper is provided that is intended for use in an optical transfer-based nanostructure transfer apparatus and which is capable of automatic transport and alignment. The resin stamper comprises a support member made of a light transmitting material and having mechanical strength, an intermediate layer also made of a light transmitting material, and a patterned resin layer which is also made of a light transmitting material, the support member being larger in size than the intermediate layer and the patterned resin layer, the intermediate layer being more flexible than the patterned resin layer, and the patterned resin layer having a pattern of high and low areas formed in a surface thereof that is the obverse of the pattern of high and low areas in a mold. | 05-14-2009 |
20090142436 | OPTICAL SHAPING APPARATUS AND OPTICAL SHAPING METHOD - An optical shaping apparatus includes: an exposing unit for turning on/off irradiation of light to a hardening resin surface for each predetermined unit area to irradiate light collectively on multiple the unit areas with irradiation of light being on; and a scanning unit for irradiating an optical beam with a predetermined diameter to scan the optical beam on the hardening resin surface; with the exposing unit irradiating the light in an area offset by a predetermined number of unit areas toward the inner side than the unit areas overlapped with the profile line of the cross-sectional-shaped data on the hardening resin surface; and with the scanning unit scanning an optical beam having a first diameter along a center line offset from the profile line of the cross-sectional-shaped data, and scanning an optical beam having a second diameter shorter than the first diameter along the inner side of the profile line. | 06-04-2009 |
20090169663 | AMORPHOUS OXIDE RELEASE LAYERS FOR IMPRINT LITHOGRAPHY, AND METHOD OF USE - Amorphous inorganic oxides are used as release layers on templates for nanoimprint lithography. Such a layer facilitates the release of a template from a cured, hardened composition into which the template has transferred a pattern, by reducing the adhesion energy between the release layer and the cured, hardened composition. The release layer may include one or more metallic or semiconductor elements such as Al, Cu, Co, Sb, Ti, Ta, W and Ge. | 07-02-2009 |
20090169664 | 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 blend overflow, recovered and virgin powder to provide a consistent powder feed mix to a laser sintering machine. Overflow powder from the laser sintering machine is recovered and recycled back into the laser sintering machine for reuse. The approach results in a compact and reliable powder recycle system with complete blending and minimum attrition to the handled powder. | 07-02-2009 |
20090175977 | OPTICAL MOLDING APPARATUS, OPTICAL MOLDING METHOD, AND OPTICALLY MOLDED PRODUCT - An optical molding apparatus molds an optically molded product by stacking cured layers. Each cured layer is formed by emitting light according to cross-sectional-shape data of the optically molded product onto a surface of photo-curable resin. The optical molding apparatus includes an exposing unit and an exposure control unit. The exposing unit performs exposure on the photo-curable resin for each of small work areas that are defined by dividing an overall work area, which is where an optical molding operation is performed, into a plurality of areas. The exposure control unit controls an exposure condition of the exposing unit for each of the small work areas and allows the exposure to be performed collectively on multiple layers' worth of the photo-curable resin in a predetermined one of the small work areas. | 07-09-2009 |
20090214690 | METHOD AND INSTALLATION FOR THE PRODUCTION OF CONTAINERS - A method of producing a container from a thermoplastic blank, including a step in which the blank is heated using at least one beam of coherent electromagnetic radiation, and a step in which the container is formed from the blank thus heated. The invention also relates to an installation which is used to produce containers and which includes a unit for heating the blanks in order to form containers from the blanks thus heated. The inventive installation defines a path along which the blanks travel inside the heating unit. In addition, the heating unit includes at least one coherent electromagnetic radiation source which is directed toward a zone that is located on the aforementioned path. | 08-27-2009 |
20090324766 | METHOD FOR FORMING MARK AND LIQUID EJECTION APPARATUS - A method for forming a mark includes ejecting a droplet of a liquid from a nozzle onto an ejection target position on a surface of an object along an ejecting direction; radiating a laser beam from a radiation port onto the ejection target position along a radiating direction; and pivoting the nozzle and the radiation port together about the ejection target position as a pivot center, thereby changing the angle between a normal line of the surface of the object and the ejecting direction and the angle between the normal line and the radiating direction while maintaining the angle between the ejecting direction and the radiating direction. | 12-31-2009 |
20100015271 | SPECIFIC-LIGHT-CURED AND PRESSURE-DIFFERENTIAL EMBOSSING APPARATUS - A specific-light-cured and pressure-differential embossing apparatus for embossing a specific-light-cured layer on a substrate includes a housing assembly, a mold, an elastic driving module, a pressure-difference generating module, and a specific light providing module. The substrate and the mold are disposed in a chamber of the housing assembly. The mold faces the specific-light-cured layer on the substrate. The elastic driving module is disposed in the chamber to divide the chamber into a first sub-chamber and a second sub-chamber. The pressure-difference generating module, connected to the first sub-chamber and the second sub-chamber, generates a pressure difference between the first sub-chamber and the second sub-chamber, and drives the elastic driving module to move and thus to drive the mold to move and press the specific-light-cured layer. The specific light providing module provides specific light to the specific-light-cured layer to cure the specific-light-cured layer. | 01-21-2010 |
20100047380 | OPHTHALMIC LENS PRECURSOR AND LENS - This invention discloses Lens Precursors and apparatus for generating an ophthalmic lens precursor with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic Lens Precursor is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture. | 02-25-2010 |
20100098799 | IMPRINT APPARATUS - An imprint apparatus has a head unit with a fine structure. The head unit includes a fine imprint pattern layer including fine concavities and convexities, a resin layer on a face of the fine imprint pattern layer opposite to a face where the concavities and convexities are formed, a first pressurizing base member on a face of the resin layer opposite to a face contacting the fine imprint pattern layer, and a second pressurizing base member on a face of the first pressurizing base member opposite to a face contacting the resin layer. The resin layer has a modulus of elasticity smaller than that of the fine imprint pattern layer, and the first pressurizing base member has a modulus of elasticity smaller than that of the resin layer. A light source or a heat source may be further provided. The head unit may be light permeable. A replacement layer may be further provided for replacement. | 04-22-2010 |
20100104682 | IMPRINTING DEVICE - An optical imprinting device capable of simultaneously imprinting fine patterns to both surfaces of an opaque substrate is provided. The imprinting device includes a stamper having a fine pattern on its surface to imprint the fine pattern onto a surface of an object to be imprinted by pressing the stamper against the object composed of a substrate and a photo-curing resin layer formed on the substrate. The imprinting device further includes a light source for applying light to the photo-curing resin layer of the object when imprinting the fine pattern of the stamper onto the photo-curing resin layer of the object. The light source applies light to the stamper at a predetermined incident angle to the surface of the stamper. | 04-29-2010 |
20100112114 | HYDROGEL PROCESSING - Disclosed are methods and apparatus for hydrating ophthalmic lenses and leaching excess materials from the ophthalmic lenses. The methods include the steps of exposing contact lenses with a hydration solution comprising about 30 to 70 percent isopropyl alcohol and water. In some embodiments, the hydration solution is maintained at an elevated temperature. Exposure to a first hydration solution causes the ophthalmic lenses to swell to a size larger than their functional size, and exposure to a second ophthalmic solution causes the lenses to shrink back to a functional size. | 05-06-2010 |
20100173033 | Device for Holding a Template for Use in Imprint Lithography - An imprint lithography template may be used to form an imprinted layer in a light curable liquid disposed on a substrate. During use, the template may be disposed within a template holder. The template holder may include a body with an opening configured to receive the template, a support plate, and an actuator system coupled to the body. The actuator system may be configured to alter a physical dimension of the template during use. | 07-08-2010 |
20100173034 | Conforming Template for Patterning Liquids Disposed on Substrates - The present invention includes a template for patterning liquids disposed on a substrate. The template includes a body having opposed first and second surfaces with one surface having at least one recess and the other surface having a patterning region. In one embodiment, the template may be mounted to a fluid chamber having an inlet and a throughway. The template may be connected to the throughway and the inlet is connected to a fluid source. | 07-08-2010 |
20100189839 | IMPRINT MOLD - An imprint mold including a substrate of transparent material having a first principal surface having a pattern region and a second principal surface; a first light shielding film provided on the first principal surface, along a periphery of the pattern region; and a second light shielding film provided on the second principal surface, having an opening including an opposite region to the pattern region, a part of the second light shielding film opposite to the first light shielding film. In a cross section perpendicular to the substrate, the maximum incident angle of the light for curing a transfer layer to the second principal surface is less than an angle between a perpendicular line of the second principal surface and a line connecting an end of the second light shielding film on a side of the opening and a farthest end of the first light shielding film from the pattern region. | 07-29-2010 |
20100196526 | OPTICAL SHAPING APPARATUS AND SHAPING BASE - An optical shaping apparatus includes a light transmissive member, a shaping base, and a movement mechanism. The light transmissive member includes a regulation surface to regulate a liquid level of a photo-curable resin, and causes light used for curing the photo-curable resin to pass therethrough. The shaping base includes a support surface, a first end portion, and a second end portion, the support surface being opposed to the regulation surface and supporting a three-dimensionally shaped object that is formed by laminating the photo-curable resins cured by the light in a stepwise manner, the second end portion being on an opposite side of the first end portion. The movement mechanism moves the shaping base in a direction away from the light transmissive member so that the support surface is gradually moved away from the regulation surface from the first end portion side to the second end portion side. | 08-05-2010 |
20100310698 | DEVICE AND METHOD FOR THE GENERATIVE PRODUCTION OF THREE-DIMENSIONAL OBJECTS ON THE BASIS OF A MULTIPHASE SYSTEM - The invention relates to a device and to a method for the production of a three-dimensional object by the consecutive layered bonding of a material that can be bonded by means of electromagnetic radiation, wherein in the so-called vat an at least n-phase system, where n>2, is present, of which at least one phase comprises the building material and at least one other a phase that cannot be mixed with the building material. | 12-09-2010 |
20110008481 | APPARATUS FOR FORMING PATTERN USING LASER - An apparatus for forming a pattern using a laser is provided. The apparatus includes a pattern storing unit, a controller, a laser oscillating unit, an X-Y driver, a header unit, and a stage. The pattern storing unit stores data on light guide patterns of a discontinuous straight line shape. The controller transmits position signal of the light guide patterns to the X-Y driver and simultaneously, transmits a switching signal to the laser oscillating unit. The laser oscillating unit outputs a laser beam synchronized with a movement of the header unit. The X-Y driver moves the header unit and the stage. The header unit moves along a first guide rail. The stage moves along a fixed second guide rail in the front and rear direction of the light guide panel. | 01-13-2011 |
20110020486 | DEVICE FOR FORMING FILM - A device for forming films on a substrate includes a main chamber and a reacting device. The main chamber is for receiving the substrate. The reacting device is received in the main chamber facing the substrate. The reacting device includes a reacting container, a supporting plate, a cover, and a collimation tube. The supporting plate and the cover are disposed on opposite ends of the reacting container to close the reacting container. The supporting plate is configured for supporting a target. The collimation tube is located in the reacting container to divide the reacting container into a first chamber and a second chamber. The target is located in the first chamber, and the cover defines a number of through holes. | 01-27-2011 |
20110212205 | SYSTEM FOR FORMING AND MODIFYING LENSES AND LENSES FORMED THEREBY - A lens for placement in a human eye, such as intraocular lens, has at least some of its optical properties formed with a laser. The laser forms modified loci in the lens when the modified loci have a different refractive index than the refractive index of the material before modification. Different patterns of modified loci can provide selected dioptic power, toric adjustment, and/or aspheric adjustment provided. Preferably both the anterior and posterior surfaces of the lens are planar for ease of placement in the human eye. | 09-01-2011 |
20110293770 | APPARATUS FOR PRODUCING A THREE-DIMENSIONAL OBJECT - The invention concerns an apparatus ( | 12-01-2011 |
20120009293 | MOLDING MACHINE AND METHOD FOR FORMING OPTICAL FILM - A molding machine for manufacturing an optical film includes a hopper, a first cylindrical roller, a second cylindrical roller, and an ultraviolet light source. The hopper defines a narrow outlet. The first cylindrical roller is rotatable around its central axis parallel to the narrow outlet. The second cylindrical roller is a transparent hollow structure rotatable around its second central axis. The first central axis is parallel to the second central axis at the same level. The first and second cylindrical rollers are located at two opposite sides of the narrow outlet and below the narrow outlet, and define a gap therebetween to feed the raw material. The ultraviolet light source is located in the second cylindrical roller. An emission direction of the ultraviolet light source is orientated toward a space between the narrow outlet and the second cylindrical roller. | 01-12-2012 |
20120034328 | APPARATUS FOR LASER PROCESSING - An apparatus for laser processing a board is provided. The apparatus for laser processing a board includes a chip, a laser, a modulating device and a focus device. The chip receives a first frequency signal to generate a second frequency signal. The laser receives the first frequency signal to emit a first laser beam. The modulating device receives the second frequency signal and the first laser beam, and adjusts the first laser beam to emit a second laser beam. The focus device focuses the second laser beam to emit a third laser beam onto the board for forming plural dots on the board. | 02-09-2012 |
20120121749 | LASER PROCESSING APPARATUS AND CONTAINER MANUFACTURING APPARATUS - A laser processing apparatus includes: a reflection mirror ( | 05-17-2012 |
20120148701 | APPARATUS AND METHOD OF IMPROVING BEAM SHAPING AND BEAM HOMOGENIZATION - The present invention generally relates to an optical system that is able to reliably deliver a uniform amount of energy across an anneal region contained on a surface of a substrate. The optical system is adapted to deliver, or project, a uniform amount of energy having a desired two-dimensional shape on a desired region on the surface of the substrate. Typically, the anneal regions may be square or rectangular in shape. Generally, the optical system and methods of the present invention are used to preferentially anneal one or more regions found within the anneal regions by delivering enough energy to cause the one or more regions to re-melt and solidify. | 06-14-2012 |
20120183637 | MOLD FOR SYNTHESIZING CERAMIC POWDER BY MEANS OF A SPARK PLASMA SINTERING METHOD - This invention relates to a mold for synthesizing powder, and particularly to a mold for synthesizing ceramic powder suitable for use as a mold system which is subjected to spark plasma sintering, which includes a cylindrical mold body into which a powder material used to synthesize ceramic powder is charged, and a pair of mold covers respectively disposed in contact with the top and the bottom of the mold body, thus basically suppressing the production of aggregates in synthesized powder due to pressing and also enabling the mold system to operate even when using a small amount of power, so that the system is prevented from malfunctioning and the power consumption thereof is reduced upon operating. | 07-19-2012 |
20120195994 | METHOD AND APPARATUS FOR MAKING THREE-DIMENSIONAL OBJECTS FROM MULTIPLE SOLIDIFIABLE MATERIALS - Methods and apparatuses for making three-dimensional objects from multiple solidifiable materials is shown and described. Multiple solidifiable material container assemblies are provided for holding different solidifiable materials. Relative movement between the solidifiable material container assemblies and a build platform allows the solidifiable materials to be switched as an object is built. Several exemplary cleaning stations are provided for removing residual solidifiable materials from the surface of the three-dimensional object as it is built to better ensure smooth transitions between materials on the finished object. | 08-02-2012 |
20120207868 | ENHANCED SEPARATION OF INJECTION MOLDED MICROLENSES FOR HIGH VOLUME MANUFACTURING - A method and system for enhanced demolding of injection molded optical devices are disclosed. In one embodiment the system includes a metal moldplate without a coat of release layer and a curing device that generates high intensity pulses of UV light. The method includes: providing a moldplate made of a predetermined moldplate material; directly injecting optical material into cavities of a moldplate without a release layer; rapidly curing the injected optical material with high intensity pulses of UV light such that a predetermined optical device is formed; and separating the thus formed optical device from the cavities of the moldplate due to a differential thermal expansion between the optical device material and the moldplate material. | 08-16-2012 |
20120219654 | Photomask Cleaning Apparatus and Methods of Cleaning a Photomask Using the Same - A photomask cleaning apparatus includes a photomask receiving stage and a laser supply unit. The photomask receiving stage is configured to receive and retain a photomask in a desired orientation. The photomask has a front face having a pellicle adhesive residue region thereon. The desired orientation is with the front face positioned to allow gravity to move particles on the front face away from the front face without interference from the front face of the photomask. The laser supply unit is configured to generate a laser beam that irradiates a target region on the front face of the photomask to remove a pellicle adhesive residue from the target region. The photomask cleaning apparatus is configured to move the target region on the front face of the photomask to irradiate the entire pellicle adhesive residue region. Methods of using the photomask cleaning apparatus are also provided. | 08-30-2012 |
20120258187 | METHODS FOR FORMATION OF AN OPHTHALMIC LENS PRECURSOR AND LENS - This invention discloses methods for generating one or both of an ophthalmic lens precursor with at least a portion of one surface free-formed from a Reactive Mixture. In some embodiments, an ophthalmic lens precursor is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture. | 10-11-2012 |
20120263814 | APPARATUS FOR MANUFACTURING STAMP PRINTING BLOCKS - An apparatus for manufacturing stamp printing blocks by a local exposure and heating of a stamp plate blank made of a porous thermoplastic material; with the apparatus includes at least one exposure lamp which is arranged in a housing below a glass plate support for the blank; the glass plate support is formed by two glass plates which are arranged on top of each other in a spaced apart manner, thereby forming a gap between them. | 10-18-2012 |
20120269918 | FURNACE FOR CONDITIONING PREFORMS - A rotary furnace for conditioning preforms includes a heating wheel and a plurality of heating modules, each for heating a preform, that are disposed on the heating wheel. Each heating module includes a heating chamber, a holding device for holding the preform and a lifting device. The heating device includes at least one heating radiator adapted for irradiating an outer wall section of the preform with infrared radiation, a recess for introducing the preform, and walls having an insulating layer configured to thermally insulate the heating chamber. The lifting device is configured to raise and lower at least one of the holding device and the heating chamber so as to move the preform into or out of the heating chamber. | 10-25-2012 |
20120294966 | MULTILAYER APPARATUSES AND METHODS FOR THE PRODUCTION OF MICROFIBERS AND NANOFIBERS - Described herein are apparatuses and methods of creating fibers, such as microfibers and nanofibers. The methods discussed herein employ centrifugal forces to transform material into fibers. Apparatuses that may be used to create fibers are also described. Embodiments described herein relate to multilayer fiber producing devices. | 11-22-2012 |
20120294967 | Machine for Manufacturing Electrode Tape - A machine for manufacturing an electrode tape is disclosed. The machine includes a conveyor, a conductive structure coil, an adhesive material supply unit and a curing unit. The conveyor includes a molding belt with at least one groove and a roller used to drive the molding belt. The conductive structure coil is adapted to provide a conductive structure to the at least one groove of the molding belt. The adhesive material supply unit is adapted to provide an adhesive material to a surface of the molding belt. The curing unit is adapted to cure the adhesive material provided on the surface of the molding belt into a film. | 11-22-2012 |
20120328726 | Modelling Plate for a Stereolithography Machine, Stereolithography Machine Using Said Modelling Plate and Tool for Cleaning Said Modelling Plate - The invention is a modelling plate ( | 12-27-2012 |
20130017289 | DEVICE FOR CUTTING PLASTIC PRODUCTS PROVIDED IN A CONTINUOUS PLASTIC BAND FOR USE IN THE MEDICAL SECTORAANM Kieburg; HeinzAACI BerlinAACO DEAAGP Kieburg; Heinz Berlin DEAANM Franzke; ReinerAACI BerlinAACO DEAAGP Franzke; Reiner Berlin DE - Devices for cutting interconnected plastic products for use in the medical sector provided in a continuous band of plastic, comprising a laser, a laser control system and an optical acquisition and data processing unit are disclosed. Devices for the manufacture of plastic products, such as fillable or filled plastic containers for use in the medical sector, comprising a device for cutting interconnected plastic products provided in a continuous band of plastic as well as a process for cutting interconnected plastic products provided in a continuous band of plastic are disclosed. The optical acquisition unit may determine positional data for the interconnected plastic products provided in the band. From the positional data a cutting pattern may be calculated and transmitted to the laser control system. According to this cutting pattern, the position, intensity and focal point of the laser may be controlled by the laser control system, which may comprise a focusing optic, a deflection means and a beam-forming means. | 01-17-2013 |
20130052292 | Stereolithography Machine - Stereolithography machine ( | 02-28-2013 |
20130064915 | APPARATUS FOR MANUFACTURING OPTICAL FILM - An apparatus for manufacturing an optical film includes a first pressing roller, a second pressing roller, an UV solidifying unit and a winding roller. The first pressing roller and the second pressing roller are spaced a predetermined distance from each other and configured for cooperatively molding the optical film by means of microstructures formed on a peripheral surface of the first pressing roller. Reverse-face microstructures are imprinted on the optical film. A diameter of the first pressing roller is smaller than that of the second pressing roller, and a diameter of the winding roller is larger than that of the second pressing roller. The UV solidifying unit is configured for solidifying the molded optical film. | 03-14-2013 |
20130108726 | DEVICE FOR THE GENERATIVE MANUFACTURING OF THREE-DIMENSIONAL COMPONENTS | 05-02-2013 |
20130164402 | Imaging Assembly - A imaging assembly for generating a light beam suitable for sintering comprises a lamp housing and a lamp mounted in the lamp housing comprising a filament and a lamp base, wherein the lamp is oriented with the lamp base to the side of the filament. The imaging assembly further comprises a reflector, an aperture, and at least one condenser lens configured to focus light emitted by the filament through the aperture. The imaging assembly further comprises a set of achromatic doublet lenses, each achromatic doublet lens comprising three surfaces optimized to focus light at three wavelengths, wherein the set of achromatic doublet lenses focuses light over a range including the three wavelengths. The imaging assembly further comprises an outer lens, wherein the focused light beam exits the imaging assembly through the outer lens. | 06-27-2013 |
20130295215 | THREE-DIMENSIONAL PRINTING APPARATUS - A three-dimensional printing apparatus is provided, including a container, a display, a control unit and an optical film. The container contains a photosensitive material. The display has a plurality of display units. Each of the display units is capable of emitting a light beam. The control unit is capable of controlling the display units. The optical film is capable of projecting the light beams emitted from the display units onto the photosensitive material, forming a plurality of projected patterns. An arranging sequence and an arranging direction of the projected patterns are substantially the same as an arranging sequence and an arranging direction of the display units. | 11-07-2013 |
20140017349 | CHARGED PARTICLE BEAM WRITING APPARATUS AND IRRADIATION TIME APPORTIONMENT METHOD OF CHARGED PARTICLE BEAMS FOR MULTIPLE WRITING - A beam writing apparatus includes a unit to obtain a specific value by calculating an integer by dividing a total irradiation time by a multiplied value of a region number and a repeating times number, and by multiplying the integer by the repeating times number, to add the repeating times number to the specific value when a region is in the multiple writing unit regions and is not a specific region and when a region number of the multiple writing unit region, defined excluding the specific region, is below or equal to a value obtained by dividing the total irradiation time by the multiplied value of the region number and the repeating times number, to obtain a first remainder, and dividing the first remainder by the repeating times number, and to treat an added value of the repeating times number and the specific value, as a total irradiation time. | 01-16-2014 |
20140044824 | Device and Method For Processing Light-Polymerizable Material For Building Up An Object In Layers - A method and a device for processing light-polymerizable material for the assembly of a mold, utilizing a lithography-based generative manufacturing technique wherein a layer of a light-polymerizable material, the material being located in at least one trough ( | 02-13-2014 |
20140127339 | Device and Method for a Layerwise Mfg. of a 3-Dimensional Object From a Building Material in Powder Form - A method is provided, by which a three-dimensional object is manufactured by a subsequent solidification of layers of a building material in powder form at the positions in the respective layer that corresponds to the cross-section of the object by means of the action of a laser or another energy source, | 05-08-2014 |
20140147542 | TEMPLATE STRUCTURES INCLUDING ULTRAVIOLET WAVELENGTH RADIATION TRANSPARENT MATERIAL - A method of forming a template for use in imprint lithography. The method comprises providing an ultraviolet (“UV”) wavelength radiation transparent layer and forming a pattern in the UV transparent layer by photolithography. The pattern may be formed by anisotropically etching the UV transparent layer and may have feature dimensions of less than approximately 100 nm, such as dimensions of less than approximately 45 nm. An additional embodiment of the method comprises providing a UV opaque layer comprising a first pattern therein, forming a first UV transparent layer in contact with the first pattern of the UV opaque layer, forming a second UV transparent layer in contact with the first UV transparent layer, and removing the UV opaque layer to form the template. An intermediate template structure for use in imprint lithography is also disclosed. In other embodiments, a template that is opaque to UV wavelength radiation and a method of forming the same are disclosed. | 05-29-2014 |
20140178517 | DEVICE FOR MANUFACTURING PHOSPHOR FILM FOR USE IN LED - A device for manufacturing a phosphor film, includes a container for receiving and mixing a raw material of the phosphor film which includes phosphor powders and glue; a conveyor belt for transporting the mixed raw material from the container, the conveyor belt comprising two horizontal portions and an arc portion arranged between the two horizontal portions, the arc portion defining a recess downwardly; and a roller located above the arc portion of the conveyor belt and partly received in the recess, a distance being kept between the arc portion and the roller, the raw material being pressed by the roller during transportation by the conveyor belt to form the phosphor film. A curing device radiates ultraviolet to the mixed material on the arc portion of the conveyor belt to cure the glue thereof. | 06-26-2014 |
20140205699 | PRODUCTION METHOD, WORKPIECE AND PRODUCTION DEVICE OF THREE-DIMENSIONAL PATTERN - A production method of three-dimensional pattern is disclosed. First, an adhesive layer is applied on a three-dimensional workpiece. Next, a film is vacuum adsorbed on the adhesive layer so that the film is impressed onto the adhesive layer to form the three-dimensional pattern on the adhesive layer. Finally, the adhesive layer is cured by implementing a plurality of heat treatments thereon. A workpiece of three-dimensional pattern and a production device of three-dimensional pattern are also disclosed. | 07-24-2014 |
20140212532 | MICRO-COMPOSITE MATERIAL FOR THREE-DIMENSIONAL PRINTING - The present disclosure provides a micro-composite material used in the fabrication of three-dimensional objects, and associated methods and systems. In one example, a micro-composite material used in the fabrication of a three-dimensional object can comprise micronized polymeric particles; a photocurable curing agent; and a dye present in the micro-composite material in an amount at from 0.0001 wt % to 0.1 wt %, the dye having a λmax between 350 nm and 800 nm. | 07-31-2014 |
20140212533 | CYLINDRICAL MASTER MOLD AND METHOD OF FABRICATION - Aspects of the present disclosure describe cylindrical molds that may be used to produce cylindrical masks for use in lithography. A structured porous layer may be deposited on an interior surface of a cylinder. A radiation-sensitive material may be deposited over the porous layer in order to fill pores formed in the layer. The radiation-sensitive material in the pores may be cured by exposing the cylinder with a light source. The uncured resist and porous layer may be removed, leaving behind posts on the cylinder's interior surface. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. | 07-31-2014 |
20140287080 | FILTER ASSEMBLY - A filter assembly for an additive manufacturing apparatus has a housing defining a gas inlet and a gas outlet. A filter element is located within the housing between the gas inlet and the gas outlet. The assembly includes valves that can be actuated to seal the gas inlet and the gas outlet. Additionally the assembly has a fluid inlet for allowing ingress of a fluid into the housing. The assembly allows a filter element, which may contain volatile particles, to be changed safely. By sealing the gas inlet and outlet and flooding the housing with a suitable fluid, volatile particles captured by the filter can be neutralised. | 09-25-2014 |
20140302187 | POWDER DAM FOR POWDER BED LASER SINTERING DEVICE - A powder bed laser sintering (PBLS) device includes a build chamber having a build area defined over a build plate. The build area is bounded by a plurality of walls comprising first and second end walls and first and second side walls extending between the first and second end walls. The build plate is movable relative to the plurality of walls to successively lower in stages. Powder material is layered into the build area at each stage and is selectively subjected to a laser beam to fuse the powder material to form an additional layer of a component at each stage. A powder dam extends between the first and second side walls through the build area. The powder dam holds the powder material between the powder dam and the first end wall. | 10-09-2014 |
20140302188 | INSTALLATION FOR FABRICATING PARTS BY SELECTIVE MELTING OF POWDER - An installation for fabricating parts by selective melting of powder, the installation including a vessel including a bottom constituted by a movable plate, a mechanism bringing powder into the vessel, and a mechanism generating and moving a laser beam or an electron beam configured to give rise to selective melting of the powder in the vessel. The movable plate includes a tensioning mechanism tensioning in at least one direction parallel its plane. | 10-09-2014 |
20140322379 | EXTRUSION MOLDING DEVICE - An extrusion molding device includes a first roller, a second roller, an ejecting source, a guiding element, and a prism molding system. The second roller is located adjacent to the first roller. The injecting source is located above the first roller and the second roller. The guiding element is located at a side of the second roller away from the first roller. The prism molding system is located at a side of the guiding element away from the second roller. | 10-30-2014 |
20140356472 | METHOD AND DEVICE FOR MANUFACTURING A THREE-DIMENSIONAL OBJECT THAT IS SUITABLE FOR APPLICATION TO MICROTECHNOLOGY - The present invention relates to a method and a device for manufacturing a three-dimensional object, wherein the object is generated by successively solidifying single layers of fluid or powdery solidifiable building material by the action of electromagnetic radiation. The method comprises steps for emitting a first pulsed electromagnetic radiation onto a first area of a layer of the building material, and for emitting a second continuous electromagnetic radiation onto a second area of the layer of the building material. | 12-04-2014 |
20150044318 | THREE-DIMENSIONAL PRINTING APPARATUS - A three-dimensional printing apparatus includes a tank that stores a liquid photo-curable resin; a base on which the tank is placed and which includes a light passage portion through which light passes; an optical device that is disposed below the base, includes a light source, and irradiates the resin with light emitted from the light source through the light passage portion; and a holder provided above the tank so that when lowered, the holder is immersed in the resin, and when raised, the holder lifts the cured resin. A front-rear length of the tank is longer than a front-rear length of the holder. A front-rear center of the holder is located rearward relative to a front-rear center of the tank, and a front-rear length between a front end of the tank and a front end of the holder is equal to or longer than the front-rear length of the holder. | 02-12-2015 |
20150044319 | THREE-DIMENSIONAL PRINTING APPARATUS - A three-dimensional printing apparatus includes a base including an opening, a tank placed on the base and storing a liquid photo-curable resin, an optical device including a light source that emits light and arranged to irradiate the resin inside the tank with light emitted from the light source through the opening, a shutter that covers the opening in an openable and closable manner, a slide guide that guides sliding of the tank so that the tank is slidable between a preparation position located outside of a region over the opening and an installation position located over the opening, and an interlocking device that opens and closes the shutter in conjunction with sliding of the tank so that the shutter is opened when the tank is located over the entire opening, and the shutter is closed when the tank is not located over at least a portion of the opening. | 02-12-2015 |
20150093466 | APPARATUS FOR IMPROVING RADIO FREQUENCY SIGNAL TRANSMISSION THROUGH LOW-EMISSIVITY COATED GLASS - A method and apparatus for modifying low emissivity (low-E) coated glass, so that windows using the processed glass allow uninterrupted use of RF devices within commercial or residential buildings. Glass processed in the manner described herein will not significantly diminish the energy conserving properties of the low-E coated glass. This method and apparatus disrupts the conductivity of the coating in small regions. In an embodiment, the method and apparatus ablates the low-E coating along narrow contiguous paths, such that electrical conductivity can no longer occur across the paths. The paths may take the form of intersecting curves and/or lines, so that the remaining coating consists of electrically isolated areas. The method and apparatus are applicable both to treating glass panels at the factory as well as treating windows in-situ after installation. | 04-02-2015 |
20150140152 | THREE-DIMENSIONAL PRINTING APPARATUS - A three-dimensional printing apparatus including a tank filled with a liquid-state forming material, a platform disposed at the tank, a rotating shaft, a rotating arm, and at least one light source is provided. The rotating shaft is disposed under the tank or above the tank. The rotating arm connects to the rotating shaft such that the rotating arm is driven by the rotating shaft to rotate. The light source disposed on the rotating arm rotates along with the rotating arm and generates light projecting toward the forming material along with the part of the platform moving in the forming material, such that the forming material is solidified in layers and forms a three-dimensional object on the platform. | 05-21-2015 |
20150290874 | THREE DIMENSIONAL PRINTING APPARATUS - A three dimensional printing apparatus including a tank, a modeling platform, a first optical element, a second optical element, and a light source is provided. The modeling platform is movably disposed above the tank so as to move in or out the tank. The first and the second optical elements are respectively disposed next to the tank, wherein the second optical element is located above the first optical element. The light source is located below the tank. After a three dimensional object is formed on the modeling platform, the three dimensional object is moved out of the tank by the modeling platform. A first light generated by the light source is sequentially transmitted by the first and the second optical elements and detour round tank to irradiate the three dimensional object. | 10-15-2015 |
20150290879 | THREE-DIMENSIONAL PRINTING MODULE AND THREE-DIMENSIONAL PRINTING APPARATUS USING THE SAME - A three-dimensional (3D) printing module including a tank filled with a liquid forming material, a top cover assembled on the tank to close the tank, a modeling platform assembled to the cover, and a first tenon movably disposed in the cover is provided. The modeling platform is immersed in the liquid forming material in the tank. When the first tenon is driven along a second axis, the cover and the modeling platform are driven along a first axis to open the tank. A 3D printing apparatus is also provided. | 10-15-2015 |
20150328836 | MANUFACTURING DEVICE FOR THREE-DIMENSIONAL LAMINATE SHAPED OBJECT - The manufacturing device manufactures a laminate shaped object by supplying material powder to a molding chamber to form a powder layer and irradiating a surface of the powder layer with a beam to sinter the powder layer. The molding chamber has a molding space where the material powder is irradiated with the beam and the laminate shaped object is formed, and a non-molding space which is outside the molding space and in which the laminate shaped object is not formed. An elastic member is disposed in the non-molding space, and the elastic member extends or contracts to change volume along with change of a relative position of the table in a vertical direction. | 11-19-2015 |
20150360419 | 3D PRINT ADHESION REDUCTION DURING CURE PROCESS - Methods, systems, and apparatus include computer programs encoded on a computer-readable storage medium, including a system for reducing adhesion during cure processing for a stereolithographic 3D printed object. The system includes resin tank for maintaining a liquid photopolymer resin. The system further includes a light source. The system further includes controller for selectively exposing the liquid photopolymer resin to form a solid object in the resin tank. The resin tank is constructed of a rigid material that has an oxygen permeability that is above a first threshold so as to reduce a separation force required to remove the solid object from the resin tank after curing. | 12-17-2015 |
20150367573 | THREE DIMENSIONAL PRINTER - An improved lamination molding apparatus which can remove the fume swiftly and efficiently away from the optical pathway of the laser beam, is provided. | 12-24-2015 |
20150367574 | THREE DIMENSIONAL PRINTER - An improved lamination molding apparatus which can maintain the inert gas environment in the chamber as well as remove the fume swiftly and efficiently away from the optical pathway of the laser beam, is provided. | 12-24-2015 |
20160031126 | SYSTEMS AND METHODS FOR THE PRODUCTION OF CONTACT LENSES - An apparatus for spin casting lenses includes a rotatable tube, the rotatable tube defining a longitudinal cavity, wherein the longitudinal cavity is configured to receive molds. According to one exemplary embodiment, the rotatable tube is made of metal and includes a plurality of apertures configured to permit the transmission of actinic radiation. | 02-04-2016 |
20160046071 | APPARATUS FOR PEELING IN THE PRODUCTION OF THREE DIMENSIONAL OBJECTS - An apparatus for peeling in the production of three-dimensional objects is provided. The apparatus, disposed underneath a transparent bottom separation layer of a tank of a stereolithography apparatus allowing light from a light source to pass through the tank to solidify the liquid photopolymer contained in the tank, includes a tilt plate, a pivot connector, and a tilt actuator to move the tilt plate to separate an underneath support for the transparent bottom separation layer from the transparent bottom separation layer to create a slack of the transparent bottom separation layer of the tank to ease the peeling process in producing 3D objects. | 02-18-2016 |
20160052174 | ATTACHABLE REFLECTOR - Apparatus for heating plastic parisons, with a transport device which transports the plastic parisons along a predetermined transport path, and with at least one heating device, wherein the heating device has at least one first radiation source which emits thermal radiation as well as at least one reflector device which reflects at least a proportion of the thermal radiation emitted by the radiation source in the direction of the plastic parisons. The reflector device can be attached to the radiation source and has a support and a reflection component which bears against the support on at least one region and is suitable for reflection of the radiation. | 02-25-2016 |
20160082647 | COMPACT INSTRUMENT WITH EXCHANGEABLE MODULES FOR MULTIPLE MICROFABRICATION AND/OR NANOFABRICATION METHODS - A device used as an instrument for microfabrication and/or nanofabrication featuring exchangeable module heads and multi-axis positioning of components. For example, a single module head can be adapted for carrying out photolithography, microcontact printing, and/or nanoimprint lithography. Another module head can be adapted to carry out different methods. The versatile device is used for training and is compact and relatively inexpensive. A working example for microcontact printing is provided. | 03-24-2016 |
20160082655 | IMPROVED STEREOLITHOGRAPHY SYSTEM - A stereolithography system comprises a first emitting device, a second emitting device, and a tank disposed between the first emitting device and the second emitting device. The stereolithography system may further include a drip feeder in fluid communication with the tank. The first emitting device, the second emitting device, and the tank may be aligned either horizontally or vertically. | 03-24-2016 |
20160082671 | SOLID IMAGING APPARATUS WITH IMPROVED PART SEPARATION FROM THE IMAGE PLATE - A replenishing device in an additive manufacturing system is disclosed having a sweeper that extends to a base of a reservoir that holds a liquid resin and horizontally across at least a portion of a cure inhibiting layer located on the base of the reservoir that functions as an imaging plate, with the sweeper positioned across at least a portion of a side of the cure inhibiting layer to at least one of retard a flow of the liquid resin across a portion of a top surface of the cure inhibiting layer by providing a physical barrier to the liquid resin, remove debris from the cure inhibiting layer, and agitate the liquid resin. Other devices are also disclosed. | 03-24-2016 |
20160107340 | Additive Manufacturing Device With Sliding Plate and Peeling Film - Devices, systems and methods are disclosed which facilitate reduction of separation forces in additive manufacturing devices, thereby enabling creation of higher resolution parts. In an aspect, an additive manufacturing device utilizing a photopolymer comprises a vat holding photocurable resin, a build platform movable in a vertical direction and an image source which selectively projects part cross sections into the vat in order to polymerize the resin and form a part in a layer-wise fashion. The image area of the vat is formed by a transparent film, such as Teflon FEP film, stretched under tension. A horizontally slideable shutter is slideable between the film and the imager, providing support for the film when needed. | 04-21-2016 |
20160114489 | APPARATUS FOR FORMING A SLEEVE ON A CONTAINER - An apparatus having: a conveyor having a machine direction and a cross-machine direction and a pair of edges spaced apart from one another in the cross-machine direction; a striker having a first position and a second position, wherein the striker in the first position is located at a predetermined location above the conveyor and laterally within the pair of edges, wherein in the striker in the second position is remote from the predetermined location; a driver operatively engaged with the striker to move the striker from the first position to the second position; and a vacuum port proximal to the striker when the striker is in the first position. | 04-28-2016 |
20160121426 | LASER FIBER ARRAY FOR SINGULATING SEMICONDUCTOR WAFERS - An apparatus for cutting a substrate comprises first and second lasers, and first and second optical fibers each having an input end and an output end opposite to the input end, wherein the input ends of the first and second optical fibers are connected to the first and second lasers respectively. The output ends of the first and second optical fibers are movable relative to the substrate and are configured to image first and second laser beams onto the substrate simultaneously for cutting the substrate. | 05-05-2016 |
20160129527 | LASER CUTTING DEVICE - A laser cutting device, including a laser beam generation unit emitting a laser beam; an optical system on a traveling path of the laser beam; a laser main body providing a passage through which the laser beam travels towards a substrate after passing through the optical system; a suction unit coupled to a header of the laser main body and sucking impurities, the suction unit including a curved surface therein; and a collection unit connected to the suction unit and collecting discharged impurities, the impurities being discharged to the collection unit along the curved surface inside the suction unit. | 05-12-2016 |
20160136890 | SYSTEM FOR THREE-DIMENSIONAL PRINTING BY SELECTIVE SINTERING - A system for three-dimensional printing by selective sintering comprises a first laser, a second laser, and a tank disposed between the first laser and the second laser. The system may further include hoppers in communication with the tank. The first laser, the second laser, and the tank may be aligned either horizontally or vertically. | 05-19-2016 |
20160136902 | SYSTEM FOR LAYERED CONSTRUCTION OF A BODY AND PAN THEREFOR - A system is described for layered construction of a body made of a light-curable substance. The system comprises a tray made of resilient material for receiving the substance in a liquid or pasty state, a light source for regionally selective curing of the layer of the substance lying on the tray base, a construction platform arranged above the tray base and capable of being lowered and raised relative thereto for adhering to and lifting the cured substance layer, a tensioning means configured to exert tension or compression onto the tray, and a control means controlling the tensioning means and the construction platform accordingly. A tray is also described for use in a system of this type. | 05-19-2016 |
20160144570 | Curing Apparatus for 3D Printer, Using Ultraviolet Light Emitting Diode - The present invention relates to a curing apparatus for a 3D printer, using an ultraviolet light emitting diode (UV-LED), and specifically, to a curing apparatus using an UV-LED, which is arranged and designed so as to coincide with various 3D printing processes. According to one embodiment of the present invention, the curing apparatus for the 3D printer, using the UV-LED, is arranged and designed so as to coincide with various printing processes, thereby maximally preventing heat generation during a curing step, improving product productivity, producing a high-quality three-dimensional stereoscopic image, enabling the 3D printer to have low power consumption, being lightweight, and being miniaturized, and contributing to the popularization of the 3D printer by expanding the fields of utilization thereof. | 05-26-2016 |
20160167301 | POLYMERIC PHOTOINITIATORS FOR 3D PRINTING APPLICATIONS | 06-16-2016 |
20160176100 | DEVICE FOR CONSOLIDATING A PREFORM | 06-23-2016 |
20160176111 | SYSTEM FOR DIGITAL FABRICATION OF GRADED, HIERARCHICAL MATERIAL STRUCTURES | 06-23-2016 |
20160176112 | RELEASE LINER/LAYER, SYSTEM AND METHOD OF USING THE SAME WITH ADDITIVE MANUFACTURING | 06-23-2016 |
20170232668 | 3D Printing System | 08-17-2017 |
20190143593 | APPARATUS FOR ADDITIVELY MANUFACTURING OF THREE-DIMENSIONAL OBJECTS | 05-16-2019 |
20190143595 | ADDITIVE MANUFACTURING WITH DITHERING SCAN PATH | 05-16-2019 |