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7275925 |
Apparatus for stereolithographic processing of components and assemblies
An apparatus for providing gross location, planarization, and mechanical restraint to one or more electronic components such as semiconductor dice to be subjected to stereolithographic processing....
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7264458 |
Process and apparatus for forming medical device balloons
Medical device balloons are formed from a tubular parison by a process or apparatus which establishes a controlled location (initiation zone) on the parison where radial expansion is initiated....
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7261542 |
Apparatus for three dimensional printing using image 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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7249941 |
Device for manufacturing plastic lens
A rotation table transfers a casting mold M injected with a plastic composition in a circular manner. An active-energy-ray irradiating area is provided to irradiate active energy rays onto the...
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7241125 |
Center touch method and apparatus for forming contact lenses
A center touch method and apparatus for use in a contact lens station for use with a contact lens mold assembly comprising a first mold half and a second mold half. The center touch apparatus...
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7241124 |
Apparatus for the rapid development of photosensitive printing elements
This invention pertains to a system for thermally treating a photosensitive element to form a relief structure suitable for flexographic printing. The system of the invention comprises a plurality...
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7237737 |
Process plant for recycling powder coating fines
The present invention provides a process for recycling fines produced during the production of powder coatings comprising the steps of heating the fines for a sufficient time and a sufficient...
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7229272 |
Device for treating powder for a device which produces a three-dimensional object device for producing a three-dimensional object and method for the production thereof
A device for treating powder for a device for producing a three-dimensional object by means of a generative manufacturing process, in particular by means of laser sintering, is provided, having a...
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7223087 |
Microwave molding of polymers
A mold for relatively uniform heating and molding of a work material to form a workpiece using a microwave oven, includes upper and lower mold members and a sidewall mold member. The mold members...
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7220380 |
System and method for fabricating a three-dimensional metal object using solid free-form fabrication
A method for solid free-form fabrication of a three-dimensional metal object includes depositing a particulate blend in a defined region, the particulate blend including a number of metal or metal...
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7220120 |
Molds and method of using the same for forming plus or minus lenses
The present invention encompasses, in part, a method and apparatus for lens casting in which two molds, preferably formed of plastic, are interconnected or joined together via a ring to form a mold...
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7220378 |
Method and apparatus for the measurement and control of both the inside and outside surface temperature of thermoplastic preforms during stretch blow molding operations
A stretch blow molding system that condition preforms such that the temperature distribution within the cross-section of each preform is optimized prior to blow molding operations is provided. The...
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7220112 |
Printing system incorporating different material curing methods
A printing system including a least two printheads, a first one of the printheads printing a first material and a second one of the printheads printing a second material, the first material being...
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7204684 |
Interchangeable container
The invention relates to an interchangeable container ( 1 ) for a device used to construct models. Said container forms a substantially delimiting frame, into which a workpiece platform ( 2 ) that...
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7204683 |
Molding die for covering optical fiber and optical fiber cover forming device
A mold is provided in which a molding portion, formed between joint surfaces of upper and lower molds superimposed one upon the other, is filled with UV curable resin after arranging a coating...
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7198476 |
Apparatus and method for continuously and endlessly vulcanizing rubber hose
An apparatus and process for continuously and endlessly vulcanizing a hose is disclosed and claimed. Pressurized air or other gas is intermittently supplied through a woven jacket, a mandrel, a...
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7186108 |
Curing unit for dental materials
A curing apparatus wherein rapid curing is provided by using light, pressure, pressure and light, or purge, pressure and light to cure resinous materials by application of energy from an external...
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7168936 |
Light transparent substrate imprint tool with light blocking distal end
A substrate imprint tool is provided with a light transparent base and a light blocking distal end that is coupled to the light transparent base.
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7168935 |
Solid freeform fabrication apparatus and methods
An apparatus for formation of a three dimensional object comprising a sealed container; an electron beam subsystem capable of directing energy within said container; a positioning subsystem...
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7165959 |
Apparatus and method for producing two-sided patterned webs in registration
An apparatus for casting a patterned surface on both sides of a web. The apparatus includes a first patterned roll; a second pattered roll; and a means for rotating the first and second patterned...
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7156646 |
Apparatus and method for handling lens carriers
Novel methods and apparatus are disclosed for handling carriers for soft contact lenses in a lens manufacturing system. In accordance with a first aspect of the invention, article handling devices...
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7140861 |
Compliant hard template for UV imprinting
A compliant UV imprint lithography template, which may also act as a thermal implant template, and methods for manufacturing it. The template essentially comprises a relief image and an elastomer...
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7137801 |
Three-dimensional stereolithographic apparatus
A stereolithographic method which comprises irradiating the surface of a photohardenable resin composition with light through an image drawing mask capable of changing its mask image with the image...
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7134862 |
Radiation-transparent die half for a forming die
A radiation-transparent die half for a forming die in which a beam outlet from a shaping beam outlet surface is spatially limited by a diaphragm is manufactured in a simpler and more economical...
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7128551 |
Surface smoothing of stereolithographically formed 3-D objects
A stereolithographic method and apparatus for forming polymeric structures comprising a plurality of overlying layers, each layer formed by polymerizing a thin layer of liquid photopolymer on a...
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7128866 |
Rapid prototyping apparatus and method of rapid prototyping
The invention relates to a rapid prototyping apparatus for the manufacturing of three dimensional objects by additive treatment of cross sections comprising a wholly or partially light-sensitive...
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7125236 |
Replica molding
Replicas are molded by curing a photo-curable liquid silicone rubber composition to form a transparent mother mold having a cavity corresponding to the outer contour of a master model, casting a...
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7121821 |
Device for heating preforms provided with supporting ring
A device for heating parisons made of a thermoplastic material and having a supporting ring for blow molding hollow bodies, having a conveyor means, a plurality of holding means which are arranged...
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7119314 |
Radio frequency and microwave radiation used in conjunction with convective thermal heating to expedite curing of an imprinted material
A system and method is provided in which a radio frequency transmitter and/or a microwave frequency transmitter applies radio and/or microwave frequency energy, respectively, to an imprinted...
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7114943 |
Post processor for three-dimensional objects
A post processing apparatus for automated removal of support material from a three-dimensional objected formed from a build material by selective deposition modeling is provided. The apparatus...
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7114934 |
Structure including a plurality of cells of cured resinous material, method of forming the structure and apparatus for forming the structure
A structure that includes a plurality of cells of a cured resinous material. Each cell is joined to at least one other cell.
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7104773 |
Three-dimensional laminating molding device
A three-dimensional laminating molding device includes ejection heads that eject support material for a support, and an ejection head that ejects mold material for a mold. The support material is...
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7090484 |
Stereolithographic apparatus and method for manufacturing three-dimensional object with photohardenable resin
In stereolithographic apparatus and method, a mask is formed on a light-transmissible member (glass plate) on the basis of stereolithographic data for one layer of photohardenable resin;...
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7087874 |
Apparatus for drying ceramic molded articles using microwave energy
An apparatus and a method, for drying ceramic molded articles, are disclosed. A drying apparatus ( 1 ) comprises a drying chamber ( 10 ) for accommodating ceramic molded articles ( 8 ), a plurality...
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7083405 |
Photo-fabrication apparatus
A photo-fabrication apparatus comprises a stage for holding a photosensitive member which is a substrate coated with a photosensitive material, a head part for emitting a spatially-modulated light...
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7083404 |
System for preparing an eyeglass lens using a mold holder
A high volume lens curing system is described. The high volume lens curing system may be configured to cure multiple eyeglass lenses in a continuous manner. The system may include ones or more lens...
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7077638 |
Selective deposition modeling method and apparatus for forming three-dimensional objects and supports
A variety of support structures and build styles for use in Rapid Prototyping and Manufacturing systems are described wherein particular emphasis is given to Thermal Stereolithography, Fused...
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7074029 |
Accumulation, control and accounting of fluid by-product from a solid deposition modeling process
A by-product waste material removal system for solid deposition modeling. As excess build and support material is removed during the build as a by-product waste the removal system accumulates,...
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7070406 |
Apparatus for embossing a flexible substrate with a pattern carried by an optically transparent compliant media
An apparatus for embossing a flexible substrate with an optically transparent compliant media is disclosed. The complaint media includes an optically transparent imprint stamp with an imprint...
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7070405 |
Alignment systems for imprint lithography
Described are systems for patterning a substrate by imprint lithography. Imprint lithography systems include an imprint head configured to hold a template in a spaced relation to a substrate. The...
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7063524 |
Apparatus for increased dimensional accuracy of 3-D object creation
A stereolithographic (STL) apparatus for forming structures such as semiconductor die packages is described which uses a laser beam focused to a generally annular “spot” having an annulus of...
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7052263 |
Apparatus for manufacturing a three-dimensional object
An apparatus ( 1 ) for manufacturing a three-dimensional object ( 13 ) includes a trough ( 7 ) for holding material ( 11 ) which can be solidified under the influence of light. The trough ( 7 ) has...
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7052262 |
System for preparing eyeglasses lens with filling station
A high volume lens curing system is described. The high volume lens curing system may be configured to cure multiple eyeglass lenses in a continuous manner. An embodiment of a system may include a...
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7048528 |
Exposure head, exposure apparatus, and application thereof
In an exposure apparatus of the invention, for a spatial light modulator, each of a plurality of pixel portions fewer than the total number of the pixel portions is controlled with a control signal...
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7021915 |
Layer thickness control for stereolithography utilizing variable liquid elevation and laser focal length
An apparatus and method for controlling the surface level of a liquid residing within a relatively vertically stationary workpiece support platform disposed within a reservoir for use in...
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7014451 |
Molding assembly for wafer scale molding of protective caps
A mold assembly ( 100 ) formed of a pair of molds ( 102, 104 ) and a pair of release plates ( 118, 120 ). The molds ( 102, 104 ) have holes ( 126 ) which extend from outer surfaces into the mold...
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7011512 |
Laser ridge skin distortion reduction apparatus
A method of forming an air bag release score line in a material by forming a ridge in the material along the line to be scored. By heat scoring the material along the ridge a ridge-induced twist...
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7004740 |
Apparatus for preparing an eyeglass lens having a heating system
A high volume lens curing system is described. The high volume lens curing system may be configured to cure multiple eyeglass lenses in a continuous manner. An embodiment of the lens curing system...
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6997693 |
Casting mold half and casting mold for producing contact lenses
A casting mold half ( 5, 5 a ) for producing contact lenses comprises a mount ( 50 ) and an insert ( 51, 51 a ), which is arranged at one end of the mount ( 50 ) and can be connected to the mount (...
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6997428 |
Contact lens mold
An ophthalmic lens mold includes a first mold half having a front side and a back side. The front side defines an optical surface. A second mold half has a front side defining an optical surface....
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