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Class 264/553 - Including use of vacuum


Subclass of Class 264 - Plastic and nonmetallic article shaping or treating: processes
Definition: Processes in which the work is subjected to a pressure less
No. of patents: 272
Last issue date: 08/09/2011


1              
NumberTitleIssue Date
7993569Method of manufacturing heat-resistant mould articles made of polyethylene terephthalate polyesters
The present invention provides a method of manufacturing high-melting-tension heat-resistant transparent or opaque sheets, boards, and molds from polyethylene terephthalate (PET). The method is characterized in that a mixture of: (1) PET polyester whose...
08/09/2011
7935301Method of thermoforming
A method of thermoforming comprises the steps of providing a film, heating the film, and forming the heated film onto a mold. The film comprises a propylene/ethylene copolymer skin layer having a melting point of from about 130° C. to about 150° C. and a interior ...
05/03/2011
7846377Method of processing a synthetic resin tube, and tubular container
The technical problem of this invention is to establish a method of processing a synthetic resin tube, in which the shape of a part of the tube wall is changed to form easily an attractively hollowed and/or raised portion in a fairly wide area of the tube wall. The ...
12/07/2010
7842224Vacuum forming apparatus and vacuum forming method
A vacuum forming apparatus has a forming die, a plurality of holding devices, a pressing device and a pair of supplemental holding devices. The forming die has at least one suction hole for creating a vacuum. The holding devices hold a resin sheet that has been soft...
11/30/2010
7749424Vacuum-infused fiberglass-reinforced fenestration framing member and method of manufacture
A method of making a fenestration framing member includes providing a core of desired cross section and geometry lengthwise of the core. A fiberglass mat is placed around the core to form a fiberglass-enclosed core, and resin is vacuum infused into the mat to form a...
07/06/2010
7736580Making food serving tray assembly having disposal opening with deep serving wells
A method of making a food serving tray assembly comprising the step of molding a hand portable container such that the container has a serving platter and a receptacle platter. The serving platter includes a disposal opening and serving wells for receiving food item...
06/15/2010
7708932Chilled air pressure box for thermoforming a plastic sheet and a method of thermoforming the same
A chilled air pressure box is provided for thermoforming a plastic sheet. The chilled air pressure box comprises a box, a box perimeter, an inlet valve, a compressed air source and a chilled air source. The box has an interior space within the box and defines an inl...
05/04/2010
7462321Process for thermorming a three-dimensionally curved panel
A device for making panels with three-dimensional curvature from a sheet material, includes a forming impression (5) defined by a membrane (6) including an elastically stretchable skin (11), preferably in combination with a skeleton formed by a ...
12/09/2008
7413698Method of molding load-bearing articles from compressible cores and heat malleable coverings
Load-bearing articles are manufactured from shape defining compressible cores and thermoplastic shells. The manufacture of these articles requires specific methods and tools. Articles that can be manufactured using these methods include relatively lightweight pallet...
08/19/2008
7344674Removable and reusable vacuum mandrel and method for making molds and orthotic and prosthetic medical devices
For making orthotic braces and prosthetic devices, vacuum shaft mandrels and foam workpiece blanks are pre-fabricated to a standard design for repeatable assembly and disassembly. A mandrel is easily installed in a workpiece blank, or reinstalled in a previously mad...
03/18/2008
7331453Transportation case
A transportation case is provided for an automotive engine, transmission, or the like. The transportation case includes a one-piece molded plastic base and a one-piece molded plastic lid. The base includes a substantial uniform wall thickness and comprises an outer ...
02/19/2008
7309227Polymeric injection mold with retractable bars for producing re-entrant molded surfaces
A polymeric injection mold has stationary and movable parts mating at a parting line. The polymeric part has one or more re-entrant surfaces on both sides of the parting line, wherein the re-entrant surfaces are defined by slide bar projections inserted into the mol...
12/18/2007
7290679Foldable air insulating sleeve
A foldable air insulating sleeve for insulating beverage and food containers is herein provided. More particularly, the foldable air insulating sleeve secures a cup in a manner that leaves a pocket of air surrounding the cup. This provides for improved temperature r...
11/06/2007
7243984Floor panel structure of vehicle body
In a floor panel structure of a vehicle body in which a floor of an automotive vehicle is formed by a floor panel coupled to a plurality of frame members extending in substantially longitudinal and width directions of the vehicle, there are provided a panel area for...
07/17/2007
7235184Solid state membrane channel device for the measurement and characterization of atomic and molecular sized samples
A solid state device is formed through thin film deposition techniques which results in a self-supporting thin film layer that can have a precisely defined channel bored therethrough. The device is useful in the chacterization of polymer molecules by measuring chang...
06/26/2007
7232541Method of vacuum thermoforming a container
A method of thermoforming shells so that their cut lips face inward toward the shells permits the production of a number of novel thermoformed products having superior nesting and de-nesting qualities and having the ability to fit together to produce a variety of cl...
06/19/2007
7229577Method for forming a bathtub liner
An apparatus for forming a bathtub liner over an existing bathtub comprising a container, a seal, a heating element, and a pressure increasing element. The container defines a cavity. The seal is associated with cavity and is capable of forming a substantially conti...
06/12/2007
7217387Method of producing tight bezel fits between automotive interior panels and their mating subcomponents
A method of producing tight bezel fits between automotive interior panels and their mating subcomponents. The method includes forming at laminate preform, injection molding a substrate layer behind the laminate preform to form a molded automotive interior panel, and...
05/15/2007
7201867Method of installing circuit member in resin-molded panel
A method includes a first, a second and a third step, and a circuit member is installed in a resin-molded panel simultaneously when this resin-molded panel is vacuum formed. In the first step, the circuit member to be installed is placed on an upper surface of a cir...
04/10/2007
7192622Process of masking cooling holes of a gas turbine component
Process of masking cooling holes of a gas turbine component with an external surface, comprising a cavity and a plurality of cooling holes before coating the gas turbine component, comprising the steps of first applying a mask material to the cooling holes so that t...
03/20/2007
7186367Double vacuum bag process for resin matrix composite manufacturing
A double vacuum bag molding assembly with improved void management and laminate net shape control which provides a double vacuum environment for use in fabricating composites from prepregs containing air and/or volatiles such as reactive resin matrix composites or c...
03/06/2007
7175800Method of manufacturing vacuum thermoformed thin plastic articles
A method and apparatus for vacuum thermoforming disposable drink cups lids including the step of imparting printing to the lids in two or more colors while they are in contact with the vacuum thermoforming platen. ...
02/13/2007
7157041Thermoforming method and apparatus
A thermoforming apparatus having a mold with an internal vacuum chamber and a quench for cooling a thermoplastic sheet while it remains on the mold. Because the quench cools the sheet, conventional cooling lines are eliminated from the mold. A preferred process of u...
01/02/2007
7157034Twin-sheet thermoforming process
A twin-sheet thermoforming process for the manufacture of vehicle headliners. In the process a first sheet and second sheet of SuperLite material are mounted onto respective frames. The frames transfer the sheets into an oven, where they are heated to a desired temp...
01/02/2007
7153467Method of making a golf ball with a multi-layer core
A method for making a multilayer golf ball including a solid center having a center hardness, a plurality of laminates cut into a plurality of shapes formed around the center to create an inner ball, and a cover formed around the inner ball, wherein the plurality of...
12/26/2006
7153457Method for providing custom fit therapeutic footwear
A method for manufacturing custom fit therapeutic footwear such as shoes and inserts includes the step of measuring a patient's foot and forming an imprint of a patient's foot to identify the patient's footprint and any high pressure areas on the bottom of the foot....
12/26/2006
7138027Skateboard and method of manufacturing
A laminated deck for a skateboard comprises a plurality of layers of graphite cloth alternating with a plurality of layers of a laminating resin. The deck is formed after treating the layers of material for between one-half hour to six hours under a vacuum at a temp...
11/21/2006
7132030Method of manufacturing a skateboard deck
A skateboard deck and a method of manufacturing a skateboard deck is provided without requiring the use of industrial-grade machinery. Precut layers of veneer or other suitable material are coated with adhesive and stacked on a one-sided, negative-contoured mold and...
11/07/2006
7128797Dunnage platform
A dunnage platform is in the general shape of a rectangular slab with legs extending form one side. The dunnage platform is made from an expanded polystyrene core. A chemical combination process is used to chemically combine portion of the core proximal to its surfa...
10/31/2006
7128969Method for the production of biologically-degradable packagings made from biaxially-drawn films
The invention relates to a method for the plastic shaping of a biaxially-drawn film, comprising at least one base layer, containing at least one polymer (I), made from at least one hydroxycarboxylic acid and ≧0.2 wt %, based on the weight of the layer, of a thermo...
10/31/2006
7117651Rainscreen clapboard siding
A generally rectangular siding panel having a front and rear faces is provided. The siding panel has at least one protrusion disposed along at least one of the faces, wherein the at least one protrusion provides an air gap between the siding panel and a face of a se...
10/10/2006
7101505Method of manufacturing an in-mold laminate composition
A method is provided for manufacturing a painted plastic component such as painted air bag covers, side cladding or exterior bumpers, which includes a painted film sheet and a one-piece thermoplastic elastomeric structural carrier. A bottom contact surface of the fi...
09/05/2006
7083824Method of protecting a local area of a component
It is disclosed a method of protecting a local area of components (1) from the effects of thermochemical or mechanical processes carried out on the surface (6) of the component. A masking material (5) containing at least one filler material is a...
08/01/2006
7081218Method for producing upsized FRP member
This invention relates to a method for manufacturing a large FRP member including: disposing a preform containing a reinforcing fiber on a surface of a molding die; covering a molding portion with a bagging material or a mold and providing a suction port and a resin...
07/25/2006
7067082Method for producing a molded resin laminate
A molded resin laminate in which the dimensional accuracy and the strength are excellent at a bent portion and a method for producing the same are provided. One, in which an average diameter of small cells existing in a region on a side of a resin cover to be formed...
06/27/2006
7022058Method for preparing air channel-equipped film for use in vacuum package
Disclosed is a method for preparing an air channel-equipped film for use in vacuum packages, which comprises the step of providing a gas-impermeable base, along with a melt-extruded heat-sealable resin, to a laminating unit consisting of a laminating roll and a cool...
04/04/2006
7014441Fiber draw unit nozzles for use in polymer fiber production
A nozzle is described for downwardly directing air from an air intake of a fiber draw unit into a longitudinal channel of the fiber draw unit for forming spunbond polymeric fibers. The nozzle includes an upper eductor connected to the fiber draw unit and a lower edu...
03/21/2006
7005103Method of making a colored automotive trim product
An automotive trim product is made as follows. A single or multiple layer sheet is extruded so as to include at least one color pigmented and/or metallized layer therein. The sheet is then thermoformed into a three-dimensionally shaped preform via vacuum forming or ...
02/28/2006
7001551Method of forming a composite bone material implant
A method of forming a bone composite, comprising: providing bone tissue; grinding said bone tissue to form ground tissue; molding the ground bone tissue into a bone composite; applying a binder to the bone composite; applying a vacuum to the mold, and optionally mil...
02/21/2006
6967000Method and device for fabricating composite materials and bonded sheet items
This invention refers to a method and a device for use in connection with the fabrication of multilayer products (8) such as composites and bonded multilayer sheet products, ect. by means of the so-called “bagging technique,” to increase the compressive p...
11/22/2005
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