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7572405 |
Method for manufacturing microstructures having hollow microelements using fluidic jets during a molding operation
A method is provided for constructing microstructures that can penetrate skin layers, in which the microelements are formed during a molding process while fluidic jets produce openings in the...
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6932936 |
Manufacturing method for double tube having a hole formed therein, and mold for implementation thereof
To provide manufacturing method for a double tube having a hole formed therein and a mold for implementing such method, which reduce the time required for manufacturing, do not leave shavings in...
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6838040 |
Method for weakening a portion of a web
A method for weakening a portion of a web includes moving a web in a machine direction between at least a first location and a second location, wherein the second location is positioned downstream...
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6780372 |
Process of forming a perforated web
A process of forming a soft and resilient web exhibiting a substantially continuous pattern of debossments or apertures is disclosed. The process comprises locally heating process to melt...
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6706236 |
Method for making holes in ceramic green sheets
To make holes in ceramic green sheets that are needed to create feedthroughs, it is proposed to make the holes by using a gas that is under a higher pressure than atmospheric pressure and that is...
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6660213 |
Nozzle plate manufacturing method
A nozzle plate to be mounted on an ink jet print head includes a plate body on which is formed a plurality of jet aperture portions from which ink is jetted and a water-repellant film formed on...
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6649119 |
Rotary plastic blow molding system having in-mold labeling
A plastic blow molding system ( 20 ) and a method for blow molding utilize an in-mold labeler ( 24 ) and a method for in-mold labeling a rotary plastic blow molding machine ( 22 ) includes a...
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6645420 |
Method of forming a semipermeable membrane with intercommunicating pores for a pressing apparatus
A unitary membrane for use in a pressing apparatus includes a pair of longitudinal edge portions and a semipermeable portion having a plurality of intercommunicating pores. The semipermeable...
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6586073 |
Films having a microfibrillated surface and method of making
Fibers and microfibrillated articles are provided by imparting fluid energy to at least one surface of a highly oriented, voided, melt-processed polymeric film. The fibers and microfibrillated...
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6432347 |
Process of making a microfibrillated article
Microfibers and microfibrillated articles are prepared by imparting fluid energy to a surface of a highly oriented, highly crystalline, melt-processed polymeric film. The microfibers and...
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6395217 |
Extrusion molding process and the related apparatus
An extrusion molding process including the steps of: i) extruding a material through an extruding die into a tubular molding, ii) driving two clamping devices to clamp the tubular molding at...
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6331343 |
Films having a fibrillated surface and method of making
Fibers and fibrillated articles are provided by imparting fluid energy to at least one surface of a highly oriented, voided, melt-processed polymeric film. The fibers and fibrillated articles are...
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6319453 |
Method of making a multiple neck spray bottle
A method of making a multiple neck spray bottle comprising the steps of providing a blow mold having a molding cavity configured for molding a multiple-neck spray bottle have multiple open headed...
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6312640 |
Process of making an apertured web
A porous structure is provided between a forming member and an underlying support structure so as to facilitate the drainage of liquid through the porous member when a web is supported on the...
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6240817 |
Method of forming improved apertured films by using fluid perforation
An apertured film for use as a topsheet in absorbent products wherein the film is apertured and includes a plurality of micro-holes and a plurality of large-sized holes. A method of forming the...
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6217817 |
Method for blow-molding tube container
A blow molding method for molding tube containers by introducing blow air into a parison having been extruded by an extruder is disclosed, which comprises introducing blow air into the parison to...
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6110412 |
Tubular, ported air duct and method for manufacturing the same
A ported tubular air duct and a method for manufacturing a side-ported tubular air duct. The air duct has a side port located substantially ninety degrees (90°) to the part line of a mold in which...
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6027683 |
Extrusion molding process and apparatus
An extruded tubular molding is clamped at upper and lower portions thereof to form an air-tight space therebetween and thereafter compressed within two corresponding halves of a molding die and...
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5980814 |
Method for making an apertured film coated with a surface-active agent
A method for making an apertured film for use as a topsheet in absorbent products wherein the film is corona treated on one side, and has received a surfactant application that is distributed to...
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5962107 |
Perforated cellular sound absorption material
A cellular material, preferably a low density foam material, having an initial average normal incidence sound absorption coefficient for a selected frequency range is perforated to form a...
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5942181 |
Method for texturizing the face of concrete products
A method of and apparatus for molding and texturizing the upper surfaces of concrete products such as patio and paving stones following the steps of densifying and molding the concrete products and...
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5897828 |
Method and apparatus for the manufacture of duckbill valves
A method and apparatus for manufacture of duckbill valves in which the opposed lips of the valve are split by applying a high fluid pressure inside the valve. This pressure causes the valve to...
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5895623 |
Method of producing apertured fabric using fluid streams
A method of forming apertured webs is provided comprising the steps of: (a) forming a foraminous member comprising gross foramina and fine foramina wherein the gross foramina define a patterned...
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5879782 |
Absorbent articles comprising apertured films having durable wettability
This invention relates to a process for forming a single-layer, durably wettable polymeric web having a plurality of apertures. This process comprises melting a mixture of at least one...
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5824352 |
Apparatus for producing an apertured plastic film having a tricot texture
An apparatus for producing an apertured plastic film having a tricot-like texture. The apparatus includes a film forming member comprising a rotatable hollow drum having a pattern of apertures and...
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5770144 |
Method of forming improved apertured films by using fluid perforation
An apertured film for use as a topsheet in absorbent products wherein the film is apertured and includes a plurality of micro-holes and a plurality of large-sized holes. A method of forming the...
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5759475 |
Method for blow-molding hollow container and blow air cylinder
A blow molding method by horizontal blow molding of piercing the wall of a parison having been extruded by an extruder with a blow nozzle is disclosed, which comprises moving forward the blow...
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5731061 |
Perforated thermoplastic sheet in which the perforation craters have sidewalls that present converging portions and diverging portions, a fibrous composite plane material including such a sheet, and methods of manufacture
The perforated sheet, in particular for sanitary articles, and made of a substance that is impervious to liquid, includes a multiplicity of craters each having a base in the plane of the outside...
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5718928 |
Screen for producing a perforated film
A cylindrical screen for perforating a thermoplastic film or sheets has an outer surface and an inner surface. A plurality of outer apertures extend from the outer surface and terminate at a...
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5674211 |
Method for manufacturing a material suitable for use as a top sheet of an absorbent disposable article, and one such material
In a method of manufacturing material suitable for use as a top sheet in an absorbent disposable article, such as a sanitary napkin, an incontinence guard or a diaper, a laminate (1) comprised of a...
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5670110 |
Method for making three-dimensional macroscopically-expanded webs having improved functional surfaces
The present invention provides a process for forming a three-dimensional, macroscopically-expanded, fluid pervious web having an improved functional surface comprised of a sheet of polymeric...
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5660788 |
Process for forming a apertured, three-dimensional, macroscopically expanded, plastic web for absorbent articles having a textured wearer-contacting surface
A fluid pervious topsheet suitable for use on an absorbent article is disclosed. The topsheet includes an apertured, three-dimensional, macroscopically expanded, fluid pervious web having a...
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5650115 |
Method for making molded air bag covers and other articles with integral cover layer of leather
A method for making air bag covers includes enclosing leather or other covering material in a mold, advancing a projection on a mold portion against a covering material to form a tear seam, and...
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5620639 |
Method of manufacturing needles
A method of manufacturing an integral one-piece needle, the method comprising feeding a polymeric resin into a mould cavity and injecting a fluid under pressure into at least a portion of the...
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5567376 |
Method of forming textile-like apertured plastic films
Apertured plastic films comprise a stretchable thermoplastic polymeric material having a plurality of micro-holes defined by a network of fiber-like elements. The films are produced by directing...
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5520875 |
Process for producing a surfactant treated, formed, polymeric web
A coextruded, multilayer polymeric film having a core layer including a surfactant and at least one outer layer is placed on a forming structure. The forming structure moves in a direction parallel...
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5441691 |
Process for microaperaturing and microembossing a polymeric web
A continuous, multi-phase process for microaperturing and microembossing a substantially continuous web of substantially planar polymeric film to conform with the image of multiple forming...
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5409655 |
Method for forming a product with a molding machine
A method for forming a product having a substrate and an overmold material secured thereto, with the substrate having a shape substantially as set forth in a predetermined design, and further with...
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5405569 |
Method and apparatus for forming a double walled thermoplastic tube with integral bells
A travelling mold tunnel for forming double walled corrugated tube has a first portion for forming corrugated tube and a second belled portion for forming a cuff portion suitable for coupling with...
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5391331 |
Method for facing a wall
Tooling for facing a wall includes a plurality of cavities which are formed by four blades, each of the cavities corresponding to various brick sizes. Six lines of interconnected cavities are...
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5346378 |
Apparatus for forming a curing envelope
An apparatus for forming curing envelopes which apparatus enables the use of a conventional inner tube mold for making a curing envelope preform in the form of an envelope tube which may have a...
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5314324 |
Apparatus for forming a partible port in a production piece
The present invention generally relates to a device which can form a lid for a cup. This apparatus is for thermoforming a plastic sheet of material into a plurality of production sheets. Each sheet...
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5204050 |
Gas assisted injection molding
A gas assisted injection molding method and apparatus wherein articles are produced by injecting molten resin into a mold cavity and then injecting a quantity of pressurized gas into the resin to...
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5202077 |
Method for removal of substrate material by means of heated pressurized fluid stream
A method and apparatus for treatment of relatively moving substrate materials and the novel products produced thereby created by precise application of high temperature pressurized streams of fluid...
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5185192 |
Ornamental pre-cast terrazzo panels with integral inlay design
A pre-cast terrazzo panel having detailed, multicolor designs therein constituted by background and inlay designs of different colors includes inlay and background colors which are integral with no...
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5158819 |
Polymeric web exhibiting a soft, silky, cloth-like tactile impression and including a contrasting visually discernible pattern having an embossed appearance on at least one surface thereof
A soft, silky, cloth-like polymeric web exhibiting either patterns of microapertured or microbubbled surface aberrations, said webs further including a contrasting visually discernible pattern...
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5110520 |
Method for manufacturing a porous static pressure gas bearing
A method of manufacturing a porous static pressure gas bearing includes the steps of impregnating a porous material to be adjusted in injection flow rate with resin and closing vent openings, and...
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5091129 |
Method for manufacturing a filter cartridge
A method for manufacturing a filter cartridge by polymerization of a polyethylene hydrocarbon with granular elements are set forth. The method involves the preparation of a mixture comprising the...
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5066450 |
Method for making preformed maskant sheets
A method and apparatus for making a preformed maskant sheet having a plurality of perforations corresponding to a pattern of perforations desired in a structure. A shaping surface is prepared on a...
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5047187 |
Method of making ornamental pre-cast terrazzo panels with integral inlay design
A novel process for preparing a pre-cast terrazzo panel having detailed, multicolor designs therein constituted by background and inlay designs of different colors. The inlay and background colors...
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