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5746967 Method of curing thermoset resin with visible light  
A transparent mold system (TMS) allows rapid and economical production of thermoset fiber reinforced plastics (FRP) and other thermoset resin parts by heating with visible light energy without...
5730924 Micromachining of polytetrafluoroethylene using radiation  
A method of micromachining polytetrafluoroethylene by applying radiation light to the surface of polytetrafluoroethylene, includes the steps of: preparing a workpiece including a region made of...
5730925 Method and apparatus for producing a three-dimensional object  
In an apparatus for producing a three-dimensional object by laser sintering the object is produced by successive solidification of layers of a powder material at points corresponding to a...
5728327 Method, barrel subunits and units, service installations and assembly structures for the fabrication of moldable products, particularly based on concrete  
The manufacture of moldable concrete products with deferred mold release incorporates molding means bm1 into optimized rotary structures 1, 5, 7, 9, 12 in the form of modular cylinders having at...
5711911 Method of and apparatus for making a three-dimensional object by stereolithography  
An improved method for stereolithographically making an object by alternating the order in which similar sets of vectors are exposed over two or more layers. In another method, a pattern of tightly...
5707660 Apparatus for producing oriented plastic strap  
An apparatus for producing an oriented plastic strap having a predetermined desired thickness for use in connection with the strapping of packages or the like. Heating is provided in connection...
5695707 Thermal stereolithography  
Apparatus for and related methods of forming three-dimensional objects out of a building material, which is normally solid, but which is flowable when heated. In one embodiment, a support material...
5695709 Method and apparatus for producing highly oriented polyester sheet  
A method and apparatus for producing highly-oriented polyester sheet comprises a two-stage drawing process. The first drawing stage is performed within a zero-gap milling and stretching roller...
5695708 Three dimensional forming  
Three-dimensional modeling method and apparatus for receiving information with respect to a three-dimensional object to be formed and for forming a three-dimensional physical object through the use...
5693268 Wedge demolding of cast lens mold assemblies  
Demolding apparatus for reliably and repeatedly mechanically separating contact lens mold assemblies without damaging the contact lens formed therebetween. The mold assembly includes a frontcurve...
5690865 Mold material with additives  
The present invention is directed to a composition comprising polystyrene with at least 0.1% (w/w) of an additive, the article of manufacture thereof, such as a mold for making contact lenses and...
5688466 Alignment assembly for heating lamps of a blow molding apparatus and method of use  
An alignment assembly for aligning heating lamps in a heating lamp assembly intended for use in an oven of a blow molding machine, the heating lamp assembly having a chassis removably positionable...
5679385 Apparatus for treating an ophthalmic lens mold  
An apparatus for causing the polymerized excess monomer to separate from a molded lens by increasing the surface energy of the flange area of one mold piece, causing the polymerized excess monomer...
5667820 Apparatus for making a solid three-dimensional article from a liquid medium  
A solid three-dimensional article is formed from a liquid medium by initially coating a layer of the liquid medium on a fixedly mounted apertured support plate. An initial cross-section or profile...
5665401 Apparatus for producing an object using stereolithography  
An apparatus for producing an object using stereolithography includes a container, a bath of a liquid or powder material filling the container and having a free surface, the material being...
5658412 Method and apparatus for producing a three-dimensional object  
In a method for producing a three-dimensional object wherein the object is produced layer by layer by applying a layer of a material which can be solidified by irradiation with electromagnetic...
5656229 Method for removing a thin film layer  
A method and apparatus whereby a thin film layer, e.g., a resist covering at least selected patterns formed on a surface of a substrate, e.g., a wafer is removed from a limited localized portion at...
5650260 Method and apparatus for fabricating three-dimensional object  
A three-dimensional object is constituted by successive solid layers each formed by selectively exposing an unexposed layer of a photohardenable composition to actinic radiation. The unexposed...
5648038 Systems and methods for monitoring material properties using microwave energy  
Systems and methods for monitoring workpiece and workpiece material characteristics using microwave energy are disclosed. A system includes a chamber, including means for generating variable...
5641449 Method and apparatus for high-speed drying and consolidating of structural fiberboard  
Methods and apparatus for rapidly drying and compacting wet fiber mats are disclosed. Rapid drying is produced by heating the wet fiber mats with a combination of radiowave energy and conductive...
5639413 Methods and compositions related to stereolithography  
An improved system for producing a three-dimensional object from a fluid medium is described. The fluid medium includes an epoxy-functional silicon-containing monomer or oligomer, and a suitable...
5637175 Apparatus for forming an integral object from laminations  
The present invention generally relates to manufacturing apparatus for forming an integral three-dimensional object from individually contoured laminations of the same or gradually varying shape,...
5632936 Method and apparatus for molding ophthalmic lenses using vacuum injection  
A lens mold cavity is formed and then evacuated via a vacuum channel contained within a mold member. A fluid valve is opened to expose the lens mold cavity to liquid lens material, whereby a vacuum...
5630967 Method and apparatus for making lenses  
A method for forming a preform mass of thermoplastic material into a lens by compression molding between a pair of molds without the formation of air bubbles or the entrapment of air pockets in the...
5630902 Apparatus for use in high fidelty replication of diffractive optical elements  
An apparatus for replicating diffractive optical elements by embossing a master optical element into a photopolymer material disposed on a substrate, including a fixture for retaining, aligning,...
5626885 Method of manufacturing an optically readable disc, and arrangement for carrying out the method  
An arrangement is provided for a method of manufacturing optically readable discs in which a substrate is placed on a movable substrate carrier and by moving the substrate carrier it is...
5622811 Method for forming resin articles  
In a method and apparatus for forming a resin article by forming a film of photosetting resin liquid on a surface of a workpiece, the workpiece is held in a direction to keep its axis approximately...
5614144 Method of manufacturing three-dimensional compact  
Disclosed herein is a method of manufacturing a wire harness protector (2), which can reduce the manufacturing cost with excellent productivity. A resin material having a black or gray tone, or a...
5610824 Rapid and accurate production of stereolithographic parts  
A stereolithography system employing a more powerful laser and faster dynamic mirrors to speed up part building without sacrificing accuracy is described, especially large or complex parts. A...
5597589 Apparatus for producing parts by selective sintering  
An apparatus for selectively sintering a layer of powder to produce a part made from a plurality of sintered layers. The apparatus includes a computer controlling a laser to direct the laser energy...
5598340 Method of producing industrial components by the action of light on a polymerizable or crosslinkable liquid substance without requiring supports  
Method for producing a model of an industrial part by phototransformation of a curable or crosslinkable liquid organic material, comprising the addition of cured grains of material to the series of...
5597519 Ultraviolet cycling oven for polymerization of contact lenses  
A method and apparatus for molding contact lenses by curing polymerizable compositions in suitably dimensioned molds using ultraviolet or other polymerization-inducing radiation and heat. The molds...
5597590 Apparatus for removing a thin film layer  
A method and apparatus whereby a thin film layer, e.g., a resist covering at least selected patterns formed on a surface of a substrate, e.g., a wafer is removed from a limited localized portion at...
5595767 Three-dimensional energy distribution device  
A three-dimensional energy distribution device includes a volume reacting to the energy of a predetermined radiation; a plurality of sources of the radiation illuminating the volume according to...
5589112 Constructing a high density cell culture system  
An annular culture vessel for growing mammalian cells is constructed in a one piece integral and annular configuration with an open end which is closed by an endcap. The culture vessel is rotatable...
5585119 Device for preparation of expanded thermoplastic microspheres  
An apparatus for producing expanded thermoplastic microspheres, including a belt conveyor (A) having an endless belt (1) for conveying microspheres. A device (B) for infrared (IR) heating,...
5578155 Method and apparatus for manufacturing a solid object through sheet laminating  
A first plastic film 90 is prepared which is cut into an effective area V1 constituting a three-dimensional object and a non-required area U1 not constituting the three-dimensional object, and a...
5578700 Continuous vacuum microwave rubber crumb reclamation unit  
The invention provides an apparatus and method of its use, for recovering either devulcanized rubber or purified carbon and volatiles from a crumb rubber feed material. The apparatus comprises a...
5573721 Use of a support liquid to manufacture three-dimensional objects  
A system is provided for producing a three dimensional object from a reactive liquid medium capable of being solidified. The object is constructed from many successive layers of the solidified...
5571473 Process for thermoforming thermoplastic resin sheet  
A process for producing a formed article by heating a thermoplastic resin sheet and then thermoforming a part to be formed involves heating the part to be formed by placing in contact with a...
5562929 Apparatus for optically shaping photo-setting resin  
A photo-setting resin is shaped into a three-dimensional resin model by scanning successive resin solution layers of a photo-setting resin solution with a radiation beam to form a stack of scanned...
5558884 System for rapidly producing either integrated circuits on a substrate, Interconnections on a printed circuit board or rapidly performing lithography  
A system for rapidly producing an integrated circuit on a substrate using a curable liquid capable of solidification to form a photo-resist pattern corresponding to an artwork representation of...
5547618 Method and device for manufacturing an optical lens from a polymerizable synthetic material  
In a method of manufacturing an optical lens from a polymerizable synthetic material a lens molding assembly is provided including two molding shells and an annular closure member disposed around...
5545367 Rapid prototype three dimensional stereolithography  
Methods and apparatus are disclosed for the production of high precision large scale, micro and mini structures using three dimensional stereolithography. The objects formed using these methods...
5542833 Apparatus for continuously vulcanizing rubber product  
An apparatus for continuously vulcanizing a rubber molding extruded from an extruder is disclosed in which a single or plural microwave heating apparatus is arranged within a heating bath. The...
5536467 Method and apparatus for producing a three-dimensional object  
A method for producing an object by layerwise solidification of the object by means of electromagnetic radiation is expedited by simultaneously solidifying the material of a layer at a plurality of...
5529473 Solid imaging system using differential tension elastomerc film  
An apparatus for fabricating integral three-dimensional objects from successive layers of deformable and photoformable compositions by exposing the layers of the composition through a tensioned,...
5525051 Optical molding apparatus  
An optical molding apparatus for obtaining a three-dimensional resin model by scanning a surface of a photocurable resin liquid held in a photocurable resin liquid tank by a light beam to cure the...
5514214 Eyeglass lens and mold spin coater  
Hard substrates such as ophthalmic lenses or molds are coated with a UV curable monomer which is polymerized to construct a scratch resistant coating on a surface of the lens. The present invention...
5501822 Fabrication method for a 3-d opto-electronic system with laser inter-substrate communication  
A 3-dimensional opto-electronic system employs an optical communications channel between spaced circuit substrates. The beam from an in-line laser on one substrate is deflected by a turning mirror...