Abstract: Some embodiments comprise a mechanical thickness regulator for a compression mold, or related systems and/or methods. A regulator can include a thickness regulator pin received by a recess in an extendable and retractable relation. The regulator pin can include a tip, or can be contacted with a tip, defining a predetermined distance from the pin to the end of the tip, the distance defining a gap of well known dimensions for receiving and molding polymer melt.

Abstract: Described herein are microperforated polymeric films comprising: opposed first and second surfaces separated by a first certain distance (40a); and a plurality of channels perpendicular to the first and second surfaces, wherein a first opening (20a-c) of a channel intersects the first surface and a second opening (22a-c) of the channel intersects the second surface; wherein the diameter of the first opening is larger than the diameter of the second opening and the second openings on the second surface are spaced apart by a second certain distance (50a); wherein the ratio of the first certain distance to the second certain distance is at least 0.25; and further wherein the second surface has an open area of at least 10%. Also described are methods of making and using such microperforated polymeric films.

Abstract: A method is provided for removing a resin layer of a resin-coated metal tube. The resin layer is removed with a laser beam. More particularly, the resin layer of a desired range is burned out by focusing the laser beam into a pinpoint without defocusing the sectional shape of the laser beam in the axial direction o the resin-coated metal tube.

Abstract: The use of nucleating agents to manufacture polymeric stents is disclosed. The resulting stents may have increased crystallinity, decreased crystal size, increased mechanical properties, and faster degradation times.

Abstract: Provided are a packaging container for a microwave oven that excels in the sealing performance between a container body and lid, and that at heating/cooking by a microwave oven, maintains the internal pressure of the container for a given period of time to thereby enhance the taste of contents through steaming effect, and that thereafter, can spontaneously open with certainty from a steam releasing seal part; and an efficient process for manufacturing the packaging container. In the packaging container for microwave oven having a lid heat-sealed to the periphery of a flange part of container body made of a synthetic resin so as to attain hermetic sealing, at least one steam releasing seal part with a weakened part is disposed inside the peripheral seal part of the flange part at a position separate from the peripheral seal part.

Abstract: A process for producing a container comprising at least one aperture, the process comprising the steps of: a) thermoforming a material to produce an intermediate container in a mould, b) supporting at least a portion of the intermediate container with a supporting means, c) securing the intermediate container to hold it in a fixed locus in contact with the supporting means, d) forming at least one aperture in a surface of the intermediate container in an area of the intermediate container adjacent to the portion of the intermediate container supported by the supporting means to produce the container, and wherein the supporting means provides sufficient support to the intermediate container to prevent substantial deformation thereof during at step (d). A container produced by the method is also provided.

Abstract: A method for making apertures in a web comprising providing a precursor web material; providing a pair of counter-rotating, intermeshing rollers, wherein a first roller comprises circumferentially-extending ridges and grooves, and a second roller comprises teeth being tapered from a base and a tip, the teeth being joined to the second roller at the base, the base of the tooth having a cross-sectional length dimension greater than a cross-sectional width dimension; and moving the web material through a nip of the counter-rotating, intermeshing rollers; wherein apertures are formed in the precursor web material as the teeth on one of the rollers intermesh with grooves on the other of the rollers.

Abstract: Provided are methods for fabricating and manufacturing solid solution perforators (SSPs) using sharp metal and subsequent molding and use. The methods entail making microneedles by precision machining techniques and micromold structures from plastic materials. Various designs of patch are described.

Abstract: A flexible tubing for fine bubble aeration is provided with an air passageway defined in part by an upper portion and a lower portion. The tubing can be made of a uniform weighted material with more material in the lower portion than in the upper portion. This makes the tubing self-orienting, in that it will tend to orient itself with micro-slits along the upper portion facing upward and the lower portion facing downward when submerged in a body of water. An automated, one-stage production line converts raw tubing material to a finished tubing product without the need for separate processing. A method of coiling the tubing places the micro-slits approximately 90° away from the surface of a spool hub, thereby avoiding a longitudinal arch in the tubing and ultimately preventing roll-over and improper slit orientation after installation in a water body.

Abstract: A process for making an embossed web. A precursor web is provided between a forming structure and a compliant substrate. The forming structure has a plurality of discrete protruded elements and lands completely surrounding them. Pressure is provided between the compliant substrate and the forming structure to conform the precursor web to the forming structure to form the embossed web. The resulting embossed web has a plurality of discrete extended elements completely surrounded by land areas.

Abstract: The process for the preparation of articles from polymer materials having a medicamentous depot effect is performed by mixing the starting materials, shaping the mixture, cross-linking the polymer material at least until a sufficient dimensional stability is reached, performing all the necessary processing work, introducing the article into a protective package, sterilizing the packaged article, optionally with further cross-linking of the polymer material.

Abstract: A method of thermo-mechanically forming macrotextures in a microtextured film wherein a heat shield is utilized to thermally insulate the microtexture during the forming process.

Abstract: An inorganic membrane device is provided. The device comprises a substrate having a network of pores, and a membrane layer at least partially coupled to the substrate and having a plurality of pores, wherein the pores have an aspect ratio in a range from about 1:2 to about 1:100.

Abstract: To obtain large adhesive strength by forming openings with a sufficient size and high precision in a non-adhesive layer of an adhesive label, and exposing an adhesive agent layer through the openings, heat or a physical force is applied to a non-adhesive layer formed on an adhesive agent layer, which is made of a pressure-sensitive adhesive agent and provided on one surface of a support of an adhesive label, to form openings with respect to slits formed in the non-adhesive layer, and the adhesive agent layer is exposed through the openings.

Abstract: A ceiling tile of gypsum and cellulose fibers formed into a board by initially mixing the fibers and gypsum in a water-based slurry that is felted and thereafter pressed and dried with a desired board thickness, the dried board being processed to form a plurality of holes in a face thereof through at least the majority of the thickness of the board, the collective volume of the holes being sufficient to reduce the weight of the board by at least 10% and increase the NRC exhibited by the board over that which would otherwise be found in a board of the same composition without such holes.

Abstract: A biodegradable and biocompatible nontoxic polymeric composition is provided which includes a base material such as a crystallizable polymer, copolymer, or terpolymer, and a copolymer or terpolymer additive. Medical devices manufactured from the composition are also provided.

Abstract: A re-sealable package and method of making the same. The package includes a base having a cavity for receiving an article, and a hinged cover for forming a releasable snap fit closure with the base. A plurality of channels are in fluid communication between the cavity and an upper edge of the base. A volume of gas located within the cavity is removed or otherwise altered through the channels prior to sealing the cover to the base. A slot located adjacent the upper edge of the base provides a path for withdrawing or administering a volume of gas during the gaseous modification, and subsequently receives an extruded portion of the cover to form a lip for forming a releasable snap fit closure.

Abstract: A process and apparatus for producing perforated composite structures, such as acoustic skins suitable for aircraft engine nacelle and duct components. The process includes placing a mat member, a non-impregnated fabric member, and a resin film on a tool surface so that pins disposed on the mat member project through the fabric member and resin film to define holes therein. The fabric member is between the mat member and resin film, and the fabric member and resin film define a stack that conforms to the mat member and tool surface. A caul member is then placed on the stack so that apertures in the caul member are penetrated by the pins. The stack is heated to melt the resin film and cause molten resin to infuse the fabric member and yield a resin-infused fabric stack, after which the molten resin within the resin-infused fabric stack is at least partially cured.

Abstract: A gutter insert for a roofing gutter is provided. The roofing gutter has a rear wall, a bottom wall and a front wall. The gutter insert includes a body having a generally triangular cross-sectional shape formed from a top face, a back face and a diagonal face. The diagonal face forms a diagonal from one end of the top face to one end of the back face. A plurality of cutouts originate in the diagonal face and extend into the body. A void is defined by the diagonal face of the body of the gutter insert and the interior surfaces of the bottom wall and front wall of the roofing gutter. The cutouts and the void are configured to facilitate the flow of rain water through the roofing gutter.

Abstract: A method for manufacturing a composite of metal and resin includes steps of: providing a metal piece; cleaning the metal piece in a degreasing agent solution; partially shielding the metal piece and remaining portions of the metal surface uncovered; blasting the metal piece with hard particles to form a plurality of micro pores in the uncovered portion; inserting the metal piece into a mold; injecting molten resin material on the metal piece, the resin material combined with the metal piece when the resin material is cool.

Abstract: Fabricating a stent with a radiopaque layer including radiopaque bioceramic particles using coextrusion is disclosed.

Abstract: A micro-fluid ejection head and methods for improving the fabrication and operation of the micro-fluid ejection head. The ejection head includes a photoimaged thick film layer attached to a substrate containing fluid ejection actuators. An orifice plate is laminated to the thick film layer. The orifice plate has a plurality of concentric orifices therein and is derived from a first photoresist material that is heated to a temperature sufficient to relieve film stresses in the photoresist material prior to exposing and developing the orifices in the orifice plate.

Abstract: Provided are a decorative sheet which is enhanced in durability of an edge portion of a soft feel layer thereof and which is unlikely to suffer breakage, a method of manufacturing such a decorative sheet, a decorative molded body, and a decorative key sheet. A compressed portion formed by crushing a foam layer in a thickness direction is provided at a side surface of an edge portion of a decorative sheet with a soft touch feeling.

Abstract: Methods, apparatus and articles of manufacture are shown for creating a soft textile expanded apertured film.

Abstract: In a film bonding machine 1 including a laser oscillation means 2 for oscillating laser for processing a tape 7 bonded onto an end surface 8 of a columnar honeycomb structural body 6 by the laser oscillated from the laser oscillation means 2, the film bonding machine 1 further includes an image pick-up means 3 having a moving type or tilt type mirror 4 capable of reflecting the end surface 8 of the honeycomb structural body 6 onto the same axis as the laser oscillation means 2 by reflected light and an image pick-up unit 5 for picking up the image of the end surface 8 of the honeycomb structural body 6 reflected by the mirror 4. In the film bonding machine 1, the processing position of the tape 7 bonded onto the end surface 8 of the honeycomb structural body 6 can be recognized by the image-pick means 3 on the same axis as the laser oscillation means 2. As a result, the tape bonded onto the end surface of the honeycomb structural body can be accurately processed by the laser.

Abstract: A method for making a forming structure. In one embodiment the method comprises the steps of (a) providing a base material having a thickness; (b) providing a laser source; (c) laser etching a plurality of spaced-apart apertures, each aperture extending through the entire thickness of the base material, such that the non-laser-etched portions of the base material define a continuous network; and (d) laser etching the continuous network to remove material in a pattern that defines a plurality of protrusions, each protrusion being generally columnar and pillar-like. The plurality of protrusions can be laser etched first, before laser etching the plurality of spaced-apart apertures. The base material can be cylindrical-shaped and the laser etching can be accomplished in a continuous process by rotating the cylindrical-shaped base material as a laser source is operatively translated while laser etching a path similar to “threads” of a screw.

Abstract: A method of making a molded part, including adding a fungal inoculum with a liquid aggregate to form a mixture. The mixture is inserted into a mold cavity. The mold cavity is covered with a cover. Live mycelium is grown from the mixture that fills the mold cavity and physically couples with the cover. The live mycelium is heated to terminate further growth and develop a composite component made of mycelium and the cover.

Abstract: A dental implant for a patient includes an anchoring part to anchor the dental implant in the bone and an abutment that is designed for fixation of a crown or similar supraconstruction and is or can be connected to the anchoring part. The anchoring part and the abutment are manufactured on a zirconium-oxide basis. The anchoring part and the abutment have special sections corresponding to the individual dimensions of the patient's bone and/or gums, said sections comprising a roughened surface designed to promote bone fusion. The special sections are produced on the green compact before the latter is finally sintered.

Abstract: The present invention provides a catheter for the delivery of fluid medication across an anatomical region. In accordance with some embodiments, the catheter includes an elongated tubular member made of a porous membrane. The porous membrane is configured so that a fluid introduced into an open end of the tubular member will flow through side walls of the tubular member at a substantially uniform rate along a length of the tubular member. In accordance with other embodiments, the catheter includes an elongated “weeping” tubular coil spring attached to an end of, or enclosed within, a tube. Fluid within the spring and greater than or equal to a threshold pressure advantageously flows radially outward between the spring coils. Advantageously, the fluid is dispensed substantially uniformly throughout a length of the spring. In accordance with other embodiments, the catheter includes a tube having a plurality of exit holes in a side wall of the tube.

Abstract: Microporous material having a spherulitic matrix made from ethylene chlorotrifluoroethylene copolymer has a plurality of pores having an average pore size greater than about 0.01 micrometer. The material is made by thermally induced phase separation (TIPS) process that includes melt mixing ethylene chlorotrifluoroethylene copolymer, diluent and nucleating agent to provide a melt mixed composition; shaping the melt mixed composition; cooling the shaped melt mixed composition to induce phase separation of the ethylene chlorotrifluoroethylene copolymer to provide a phase separated material; and stretching the phase separated material to provide the microporous material. The microporous material may be incorporated into articles and the articles may include one, two or more layers of microporous material.

Abstract: The invention relates to a biaxially oriented, multilayer microporous foil including one layer made from propylene homopolymer, a propylene block copolymer, a polyethylene and ?-nucleating agent, and at least one further porous layer.

Abstract: A method for the compression molding of a plastic part including a neck which is equipped with an orifice, in which a blank is created and compressed. The part is molded with a neck which is equipped with a top wall including a thin area with a notch, the contour of this thin area defining the orifice, and two zones which can withstand the mechanical stress necessary in order to break the top wall at the notch. One of the two zones is intended to transmit the mechanical stress and the other is used as a support. The section of the notch is slightly inclined in relation to the axis of the neck. After molding, mechanical stress is applied to one part of the top wall, other than the thin area, so that the top wall tears at the notch, thereby producing the dispensing orifice.

Abstract: A screening media for use in vibrating screen devices that fractionize crushed stones or gravel. The screening media is made by extruding a fiber-reinforced rubber or polymeric material to form a strip in a length longer than that needed to make individual screening mats for use in the vibrating screen devices. Screening apertures are then punched in the strip, and the apertured strip is cut into individual mats. The extruded strip includes side portions configured to connect to support structures of the vibrating device. Prior to the cutting step, the apertured strip can be maintained in the form of a coil or a long-length element.

Abstract: A method, a device (20), an arrangement and a use for applying a reference mark on a rotor blade (1) for a wind power plant. After producing the rotor blade (1) in a manufacturing mold (34, 34?, 35) and before removing the rotor blade (1) from the manufacturing mold (34, 34?, 35), a reference mark is applied in the area of a rotor blade root (5) of the rotor blade (1) by means of a marking device (23), which is connected or can be connected to a holding device (21) disposed at a predetermined or predeterminable position on the manufacturing mold (34, 34?, 35).

Abstract: Method of hollow micro-projections having side walls and at least one opening in a side wall, by a molding technique. The hollow micro-projections are defined by a first, negative mold defining the exterior shape of the micro-projections and a second, positive mold defining the hollow interior shape of the micro-projections. The method includes injecting a moldable material into the space between the two molds, in a state where they have been brought together. The positive and negative molds each have an essentially cylindrical geometry. In the process of bringing the molds together, the mold halves are laterally off-set with respect to each other, such that the distance between an inner wall of the negative mold and the positive mold in the area, ranges from zero to a finite distance. Micro-projections and arrays of micro-projections are also disclosed.

Abstract: The invention relates to a method for producing a portable card-shaped data carrier (10) with a high embossing (65). It comprises the steps of supplying a planar circuit carrier (30), integrating the circuit carrier (30) in a card-shaped data carrier body (20) of the data carrier (10) and high embossing the data carrier body (20). Therein in at least one surface area (40) of the circuit carrier (30) at least one through opening (52; 54; 56) is produced and the data carrier body (20) is high embossed in an embossing area (60) overlapping with the at least one surface area (40) of the circuit carrier (30). In this fashion an easy high embossing of a corresponding data carrier (10) is rendered possible.

Abstract: A gasket assembly and method of construction is provided. The assembly includes a carrier body having opposite planar surfaces with at least one media-conveying opening extending through the planar surfaces with at least one through opening spaced radially from the at least one media-conveying opening. Further, the carrier body has at least one projection formed of the material of the carrier body. The at least one projection extends from the at least one through opening outwardly from at least one of the planar surfaces. The assembly further includes an elastomeric material encapsulating the projection.

Abstract: A worm wheel including an annular worm wheel main body formed from a resin material by injection molding, a plurality of teeth disposed on an outer periphery of the worm wheel main body in a circumferential direction of the worm wheel main body, wherein a non-cutting region is provided on respective tooth flanks of the teeth and located offset from a mid-position of a whole depth of the respective teeth in a radially outward direction of the worm wheel main body, the non-cutting region being not formed by cutting by a hob after completion of the injection molding, and a cutting region is provided on the respective tooth flanks, the cutting region being formed by cutting by the hob after completion of the injection molding.

Abstract: Systems, devices and methods are provided that are related to cellular materials that have a precisely-determined arrangement of voids formed using surface transformation. In various embodiments, the cellular materials are suitable for use in various structural, mechanical and/or thermal applications. One aspect of the present subject matter is a method of forming cellular material. According to various embodiments of the method, a predetermined arrangement of the plurality of holes is formed in a volume of material through a surface of the volume of material. The volume of material is annealed such that the volume of material undergoes a surface transformation in which the arrangement of the plurality of holes is transformed into a predetermined arrangement of at least one empty space below the surface of the volume of material. Other aspects are provided herein.

Abstract: A fabric web is led between mould parts which are subsequently closed. A liquid elastomer is injected into the mould for forming a soft elastomeric product bonded to the fabric web. As the mould is opened ejector pins on one mould part clamp the web against the other mould part for stripping the soft elastomeric product from the mould. After disengagement of the ejector pins the web is advanced to discharge the soft elastomeric product from the mould.

Abstract: A method of manufacturing a multilayer nonwoven fabric includes a supporting step of arranging on a predetermined surface of a permeable supporting member a multilayer fiber aggregate, a moving step of moving the multilayer fiber aggregate supported on the permeable supporting member in a prescribed direction by a predetermined moving device, and a spraying step of spraying a fluid onto the multilayer fiber aggregate moved in the prescribed direction in the moving step from the second surface by a predetermined spraying device.

Abstract: Microneedle sheets are produced by injecting a needle raw material into a stamper formed with a concavity in a base material. However, it was not easy to increase the degree of sharpness of the concavity which corresponds to the stamper tips. A method for producing a stamper including the steps of heating a sheet-like base material and an original plate having a conical protrusion, inserting the protrusion of the original plate into the base material to form a conical concavity in the original plate, cooling the original plate with the original plate still inserted in the base material, releasing the original plate from the base material, and heating the base material.

Abstract: In various embodiments, a method of making a molded article comprises forming a composite into a desired shape for the article, and cutting the formed article to form desired openings in the article. The composite comprises a top layer that comprises a blend of a first polycarbonate comprising repeat units of dimethyl bisphenol cyclohexane and a second polycarbonate comprising repeat units of bisphenol A, said second polycarbonate being different from said first polycarbonate, wherein the repeat units of dimethyl bisphenol cyclohexane are present in an amount of at least 50 weight percent relative of the total repeat units in the top layer, and (b) a second layer comprising a bisphenol-A polycarbonate, said second layer being joined with the top layer.

Abstract: Methods of manufacturing polymeric intraluminal stents and intraluminal stents are disclosed. The methods provide a method of manufacturing polymeric intraluminal stents having a structure with hybrid strut configuration containing at least one circumferential ring element in the structure in combination with 1 geometric strut columns.

Abstract: A method for producing a fiber-reinforced composite member from prepregs of reinforcing fibers impregnated with a matrix resin, comprising placing the prepregs in a cavity of a molding die, cutting off excess margins of the prepregs along the edges of the cavity, and curing the matrix resin.

Abstract: In a method for producing a weakened zone, in particular a predetermined breaking point for an airbag exit opening, in a carrier part equipped on the visible side with a decorative material, in particular a leather decoration, the carrier part is provided with a weakened section using first process, and weakening of the decorative material is performed through the weakened section of the carrier part using a second process. The weakening of the carrier part and the weakening of the decorative material taking place temporally close to one another, in particular at the same time. Furthermore, the invention relates to a component and an apparatus for carrying out the method.

Abstract: A portable seat cushion for easy attachment to and removal from a bench. The seat cushion is preferably made as one piece of flexible polymeric material wherein various components exhibit properties of flexibility and resilience/bias to the overall original shape of the seat cushion.

Abstract: A method of manufacturing a structure using a single, hollow primary tube, preferably of a composite material, wherein ports are bonded to the walls of the hollow tube through aligned holes on opposite sides of the hollow tube. The ports improve the stiffness, strength, aerodynamics, and aesthetics of the structure.

Abstract: Membrane, cell and device suitable for reverse electrodialysis for the purpose of generating electricity, and methods therefor, the membrane comprising a number of channels arranged on at least a first side of the membrane, wherein the channels are suitable for throughfeed of a fluid, wherein the dimensions of the channels are aimed at obtaining a laminar flow of the fluid in the channels.

Abstract: A method of manufacturing a honeycomb structure having a plugged portion, which is faster and cheaper to manufacture, and a manufacturing apparatus thereof. A film is attached to an end face of a honeycomb structure in a state where the honeycomb structure is positioned in a table portion having a through hole into which the end face portion of the honeycomb structure is to be inserted, and the film is held in a flat state where a remaining portion of the film which is not attached to the end face is attached to the table portion. Then, holes opened so as to correspond to the openings of a part of cells are formed in the film to form the film as a mask, and a plugging material having fluidity is supplied onto the mask or onto the same plane as the mask to fill the cells with the plugging material.