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6019589 |
Laser processing apparatus and method for manufacturing a liquid jet recording head by use of such laser processing apparatus
A laser processing apparatus is provided with a light source to generate laser beam, a lens to guide laser beam to a predetermined portion of a blank that becomes a structural member of a liquid...
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6019931 |
Method of molding composite insulator and metal molding apparatus used for this molding method
A method of molding a composite insulator having a core member and an overcoat portion arranged on an outer surface of the core member, in which a core member having metal fittings at both ends...
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6007756 |
Process and device for perforating or cutting printed laminated composite materials
A process and device are disclosed for perforating and/or partially cutting printed laminated composite materials by means of laser beams from at least one laser arranged in a laser station. In...
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6004487 |
Method and apparatus for laser-texturing disk surfaces
Method and apparatus for a disk texturing operation in which laser pulses are successively bombarded against a delimited surface area on the face of a rotating disk, from an optical laser pulse...
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6004123 |
Apparatus for making preforms
A flexible glass fiber reinforcement material has microwave-sensitive or ultraviolet sensitive binder added and is formed into a desired shape. Selected electromagnetic energy (microwave or...
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5985202 |
Method for producing a laminated object and apparatus for producing the same
A method and apparatus for forming a laminated object using a laser-discharging means a laser beam, a material capable of forming a solid layer by receiving the laser beam, and a mask for...
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5985203 |
Method for shaping thermoplastic tubes
A method for forming a bend in a tube of thermoplastic material by heating a pre-formed bend to a pre-determined temperature and maintaining the temperature substantially constant by the pulsed...
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5980229 |
Heating device for machines for the transformation of plastic materials
The heating device for a machine for transforming plastic materials, comprises a heating body (39) disposed between two parallel rows (41, 42) of preforms (14). It is provided with at least two...
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5976448 |
Optical forming apparatus for forming three-dimensional objects
An optical forming apparatus which can form a homogeneous three-dimensional object exhibiting desired properties over all parts, while effectively suppressing sedimentation of filler even though...
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5965170 |
Cast molding apparatus
A molding apparatus includes a molding die having a cavity therein corresponding to the outer shape of a product to be reproduced, and a cast molding device for pouring an ultraviolet curable...
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5965079 |
Method 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...
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5958468 |
Polymerization apparatus
A polymerization apparatus includes a first chamber and a second chamber and a flexible, radioparent diaphragm separating the first chamber from the second chamber. A radiation source emitting...
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5952014 |
Apparatus for texturing magnetic data recording disc surfaces
An apparatus for forming a textured zone in a predetermined surface area on a magnetic data recording disc, which is capable of precisely controlling the position and range of the texturing zone....
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5945041 |
Method and device for producing lenses of microoptical systems and optical emitter/receiver system
Method and device for producing lenses of microoptical systems and an optical emitter/receiver system. A curable liquid lens material is introduced into a mount which serves as a lens holder for...
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5935507 |
Multi-point laser trapping device and the method thereof
The present invention involves a multi-point laser trapping device in which laser light is irradiated on medium that includes micro-particles, and captures and arranges multiple micro-particles...
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5935492 |
Method and apparatus for demolding ophthalmic contact lenses
Methods and apparatus which are utilized for the production of ophthalmic lenses, and more particularly, a method for the removal or demolding of molded ophthalmic contact lenses from the...
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5922364 |
Stereolithography layering control system
An apparatus and method for depositing a layer of liquid medium along an upper surface of a liquid medium bath. A first reserve supply volume projecting upwardly from said surface and a continuous...
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5919493 |
Apparatus for producing shaped articles
Known fabrication apparatuses, including patterned pinch rollers, molds, etc., are adapted to create articles having a shape characterized by more than six faces of identical size and shape, and by...
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5904890 |
Apparatus and method for producing three-dimensional objects
In order to achieve a homogeneous density distribution in a layer to be solidified of a three-dimensional object produced by laser sintering a laser beam is passed across the surface of the layer...
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5904889 |
Apparatus and method for producing an object using stereolithography
An apparatus for producing an object by stereolithography is provided with a tank (1) receiving a bath of liquid or powdery material which can be solidified by action of electromagnetic radiation....
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5902537 |
Rapid recoating of three-dimensional objects formed on a cross-sectional basis
Methods and apparatus for use in building three-dimensional objects on substantially a cross-sectional basis including methods and apparatus for forming successive layers using counter-rotating...
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5897825 |
Method for producing a three-dimensional object
In a method for producing a three-dimensional object (6) wherein the object is produced by successive solidification of individual layers (6a, 6b, 6c, 6d, 64) of a liquid or powderous material (3)...
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5894002 |
Process and apparatus for the manufacture of a contact lens
In a process for the manufacture of contact lenses, a polymerizable contact lens material is dispensed into a mould half (1) and the mould is subsequently closed by means of the second mould half...
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5885514 |
Ambient UVL-curable elastomer mold apparatus
An improved process for molding parts such as gaskets using an injection molding machine including upper and lower mold plates which are transparent to UV light and have pattern recesses of...
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5876767 |
Apparatus for layerwise producing an object using laser sintering
An apparatus for layerwise production of an object using laser sintering by solidifying a material which is solidifiable by electromagnetic radiation comprises a device (5) for producing an...
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5876550 |
Laminated object manufacturing apparatus and method
The present invention generally relates to manufacturing apparatus, method of manufacture, and products manufactured thereby and more particularly to an integral three-dimensional object (6, 15)...
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5876768 |
Machines for the production of receptacles of plastic material
The machine for the production of receptacles of plastic material includes a loading device (5) in which the preforms are disposed neck down on supports (7) of double carriers (8) heated in a...
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5858297 |
Method and apparatus of correcting superfluous curing thickness of optical modeling product
According to the present invention, in optical modeling method and apparatus of preparing a cubic resin model by curing ultraviolet-ray curable resin under irradiation of a laser beam thereon, for...
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5855835 |
Method and apparatus for laser ablating a nozzle member
The present invention is an apparatus for forming nozzles in a nozzle member for a printhead. The apparatus includes a radiation source for forming nozzles of a selected shape in the nozzle member....
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5843363 |
Ablation patterning of multi-layered structures
A process for ablation etching through one or more layers of dielectric materials while not etching an underlying conductive material layer comprises selecting parameters whereby the ablation...
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5843486 |
Polymer injection molding unit
A polymer injection molding unit is disclosed having a mold wall which includes a portion made of an infrared transmissible material which is radiated by an external infrared radiation source. Due...
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5830514 |
Controlling pulses in a laser texturing tool
A disk texturing tool is used, for example, to provide textured spots in an annular portion of both sides of a hardfile disk. Disks are moved into and out of the texturing process in cassettes,...
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5824259 |
Process and installation for the manufacture of parts by phototransformation of material
A method and device for shortening the production run in a stereolithographic process in which a series of layers of liquid or virtually liquid material are cured by exposure to light to form an...
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5820795 |
Manufacturing method of magneto-optical master disk
It can be selected whether to form a both-side wobble groove whose both side walls wobble by irradiating two light beams while oscillating the same along the radius of a magneto-optical master...
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5817271 |
Altering the surfaces of functional absorbent materials for use in absorbent articles
The method relates to functional absorbent materials that are profiled through cutting and heating to form flow channels, and in one embodiment to form bellows which rise above the flow channels....
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5815238 |
Scanning laser demolding of ophthalmic lenses
An apparatus and method for removing a molded ophthalmic lens from between the mold portions in which it is produced. A source of intense electromagnetic radiation is applied to at least one of the...
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5814265 |
Method and apparatus for production of three-dimensional objects by stereolithography
A system for generating three-dimensional objects by creating a cross-sectional pattern of the object to be formed at a selected surface of a fluid medium capable of altering its physical state in...
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5792411 |
Laser machined replication tooling
The invention relates to a method of manufacturing a replication master tooling article suitable for manufacturing replicated articles by machining a substrate surface with laser energy to produce...
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5783220 |
Resin sealing and molding apparatus for sealing electronic parts
A resin sealing and molding apparatus for electronic parts includes, a cleaning UV application mechanism for removing mold surface contaminants adhering to or accumulating on the mold surfaces. The...
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5782460 |
Process and device for the manufacture of mouldings
In a process for the manufacture of mouldings, especially optical lenses, specifically contact lenses (CL), a starting material that is crosslinkable by the impingement of suitable energy is...
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5780070 |
Apparatus for solidifying and shaping optically cured fluid by carrying out scanning simultaneously with recoating
There is provided an apparatus for solidifying and shaping fluid which can be optically cured, including (a) an optically scanning device for scanning a level of fluid which can be optically cured,...
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5780069 |
Blow molding apparatus having radiant heating means for preforms
The invention aims at enabling inexpensive manufacture of a preform carrying mechanism of a simple construction for a blow molding apparatus for biaxial stretching of hollow moldings such as PET...
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5770123 |
Method and apparatus for energy beam machining
An energy beam is irradiated to a workpiece through a beam transmission hole defined in a mask. At that time, a relative position between an energy beam source and the mask or the mask and the...
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5770120 |
Method of manufacturing die and optical element performed by using the die
A method of manufacturing a die for optical elements having a given construction on a relief type grating or the like is disclosed. The method includes the steps of: forming a workpiece film on a...
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5766647 |
Molding tool formed by laminating molding
A molding tool used for molding products of fibrous material is manufactured efficiently by employing a lamination molding method. A molding tool having a porous structure used for molding products...
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5762972 |
Apparatus for heating a mold for an injection molding system
An apparatus performs induction heating or dielectric heating of a mold for an injection molding system up to a desired temperature within a short time by using high frequencies or microwaves. The...
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5759473 |
Process for producing an embossing roll continuously embossing the surface of a thermoplastic film
Process for producing a silicone coated embossing roll for continuously embossing the surface of thermoplastic film. A laser beam is used to cut into the smooth silicone rubber surface of the roll,...
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5753274 |
Apparatus for producing a three-dimensional object
An apparatus for producing a three-dimensional object by successive solidification of layers of a powder material at points corresponding to a cross-section of said object using electromagnetic or...
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5753172 |
Film bead heating for simultaneous stretching
An improved process for simultaneous biaxial stretching of a thermoplastic polymer film having beaded edges in a tenter frame consisting of gripping the beaded edges of the film with tenter clips...
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5753171 |
Method and apparatus for producing a three-dimensional object
When producing an object by subsequent solidification of material layers 1 at places corresponding to the object there is a problem of limited production speed because the scanning speed or laser...
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