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Reshaping, drawing or stretching

Subclass of:

264 - Plastic and nonmetallic article shaping or treating: processes

264405000 - DIRECT APPLICATION OF ELECTRICAL OR WAVE ENERGY TO WORK (E.G., ELECTROMAGNETIC WAVE, PARTICULATE, MAGNETIC, INDUCTION HEAT, SONIC, ELECTROSTATIC ENERGY, ETC.)

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
264479000 Reshaping, drawing or stretching 20
20090295040Workpiece forming - A method of forming a workpiece (12-03-2009
20080308974ELECTROACTIVE POLYMER PRE-STRAIN - The present invention provides electroactive polymers, transducers and devices that maintain pre-strain in one or more portions of an electroactive polymer. Electroactive polymers described herein may include a pre-strained portion and a stiffened portion configured to maintain pre-strain in the pre-strained portion. One fabrication technique applies pre-strain to a partially cured electroactive polymer. The partially cured polymer is then further cured to stiffen and maintain the pre-strain. In another fabrication technique, a support layer is coupled to the polymer that maintains pre-strain in a portion of an electroactive polymer. Another embodiment of the invention cures a polymer precursor to maintain pre-strain in an electroactive polymer.12-18-2008
20110278771TUBE EXPANSION PROCESSES AND SYSTEMS FOR SEMICRYSTALLINE POLYMERS TO MAXIMIZE FRACTURE TOUGHNESS - Methods of and systems for fabricating a polymeric stent with improved fracture toughness including radial expansion of a polymer tube along its entire length at the same time and fabricating a stent from the expanded tube are disclosed herein.11-17-2011
20110084426METHOD OF NOTCHING BRITTLE MATERIAL, METHOD OF MAKING MEMBER HAVING NOTCH, AND METHOD OF MAKING DISPLAY DEVICE - A method of notching a brittle material includes forming a spot on a predetermined face of the brittle material by irradiating an area of the predetermined face with a light beam; and forming a notch in the brittle material by exfoliating a portion of the brittle material including the area from the brittle material by cooling a part of the brittle material including the area after the heating the brittle material, wherein a length of the area in an X direction of the predetermined face is smaller than a total length of the predetermined face in the X direction, and a length of the light beam spot in a Y direction of the predetermined face is equal to a total length of the predetermined face in the Y direction.04-14-2011
20120242010NANOFIBER MANUFACTURING APPARATUS AND METHOD OF MANUFACTURING NANOFIBERS - A deposit of nanofibers which has an even thickness and even quality is produced. A nanofiber manufacturing apparatus according to the present invention includes: an effusing body (09-27-2012
20100308511NEMATIC ELASTOMER FIBER WITH MECHANICAL PROPERTIES OF A MUSCLE - A method of making a liquid crystalline fiber is disclosed. A copolymer having a liquid crystalline side group and a crosslinking side group is crosslinked. A fiber of the crosslinking copolymer is drawn before the crosslinking reaction is complete.12-09-2010
20100244329Medical Device with Regioselective Structure-Property Distribution - A medical device such as a stent having selected regions with different material properties than other regions is disclosed. Selection and modification of the regions may be based on facilitating a desired mechanical behavior and/or therapeutic prophylactic property of the device.09-30-2010
20110304081Method For Producing Semiconductor Wafers Composed Of Silicon - Silicon semiconductor wafers are produced by pulling a single crystal at a seed crystal from a melt heated in a crucible; supplying heat to the center of the crucible bottom with a heating power which, in the course of the growth of a cylindrical section of the single crystal, is increased at least once to not less than 2 kW and is then decreased again; and slicing semiconductor wafers from the pulled single crystal.12-15-2011
20080315466High Speed Manufacturing Using Shape Memory Polymer Composites - Structurally strong composites are formed with shape memory polymer resins to create composites with shape memory properties. A system and method for using these composite structures to quickly manufacture composite products involves: 1) creating a preform composed of a shape memory polymer composite; 2) heating or otherwise activating the shape memory polymer; 3) using a mold to deform the composite material to a desired shape; 4) cooling or otherwise deactivating the shape memory polymer so that the composite structure retains the desired mold shape.12-25-2008
20120175822PHOTO-CURABLE TRANSFER SHEET AND METHOD FOR FORMING CONCAVE-CONVEX PATTERN USING THE SAME - The present invention is to provide a photo-curable transfer sheet suitable for the preparation of an intermediate stamper in a nanoimprint method, in which the mold release properties from a mold having a fine concave-convex pattern used in the preparation of the intermediate stamper and the mold release properties of a cured photo-curable resin that is a product having a fine concave-convex pattern transferred from the intermediate stamper are excellent, and the transfer property of the fine concave-convex pattern is good; and a method for forming a concave-convex pattern by using the above-mentioned photo-curable transfer sheet. The photo-curable transfer sheet 07-12-2012
20110121496SHAPE MANIPULATION OF NANOSTRUCTURES - A method for reshaping a nanostructure. The method includes applying a vector force to the nanostructure to obtain a desired shape and passing current through the nanostructure thereby reshaping the nanostructure to a reshaped geometry different from the initial shape. The nanostructure may additionally be cleaned.05-26-2011
20130147093BENDING PVC PROFILES USING LASER AND PLC CONTROLLING SYSTEM - PVC profile bending using laser and PLC controlling system is a part of the arched PVC joinery, where the bending of the PVC profiles is completely automatized thus removing any possible human error caused by operating the machine manually. PLC controlling system includes encoder with a wheel X (06-13-2013
264480000 Composite work-piece 3
20120235328TRANSFER PRINTING METHOD AND SYSTEM FOR PRINTING IMAGES ON A WORKPIECE WITH SUPERCRITICAL FLUID - The present invention relates to a transfer printing method and a system using the method for printing images on a workpiece with supercritical fluid. The method includes disposing the workpiece inside the first mold and disposing a transfer film above the workpiece, closing the first mold with a second mold and injecting pressured gas, whose pressure is greater than a critical pressure, into the first mold and the second mold, ensuring a temperature of the pressured gas being greater than a critical temperature so as to convert into supercritical fluid, softening the transfer film with the supercritical fluid, transferring an adhesive layer, a print layer and a hardening layer of the transfer film onto the workpiece, and opening the first mold and the second mold to take out the workpiece.09-20-2012
20120242011METHOD FOR RECYCLING RELIEF IMAGE ELEMENTS - Used flexographic printing members and unused flexographic printing precursors can be recycled for reuse. This recycling can be achieved by melting a laser-engraveable layer of a flexographic printing precursor or a laser-engraved layer of a flexographic printing member to form a melt, and reforming the melt into a new laser-engravable flexographic printing precursor. The laser-engraveable layer or laser-engraved layer comprises one or more thermoplastic elastomeric nanocrystalline polyolefins that can also be mixed with non-nanocrystalline polymers.09-27-2012
20100244330Packaging and applicator device including a member for reshaping an applicator surface thereof and a method of reshaping an applicator surface - A packaging and applicator device comprising: a body; a block of fluidizable substance that is stationary relative to the body while the substance is in the solid state, said block of substance projecting beyond the body to define at least one surface serving as an applicator surface; and a reshaper member for reshaping the applicator surface, said reshaper member being positionable on the body to co-operate therewith to define at least one cavity into which the substance can flow when fluidized by supplying heat, the substance retaining the shape of the cavity when it returns to the solid state after cooling.09-30-2010
264481000 Infrared radiation 5
20100148406PRODUCTION METHOD AND PRODUCTION DEVICE OF ULTRAFINE FILAMENT - The objective of the present invention is to enable a microfilament that is a nanofilament to be manufactured continuously and consistently from all thermoplastic polymers without requiring a specialized high precision.high performance apparatus and also to present the nanofilament manufactured as described. The present invention comprises a microfilament in a nanofilament region and the manufacturing means thereof wherein a original filament transferred using a filament transfer means is supplied to an orifice under pressure P06-17-2010
20090184446METHOD AND SYSTEM FOR STRETCHING POLYMER FILM - In a polymer film stretching system, a tentering machine draws polymer film of cellulose acylate containing additive of triphenyl phosphate in a transverse direction while the polymer film is guided continuously and heated. A stretching chamber contains the tentering machine. A far infrared heater and heat roller heat the polymer film before entry to the stretching chamber to set temperature of the polymer film upon entry to the stretching chamber in a range equal to or higher than T+10 (deg. C.) and equal to or lower than T+80 (deg. C.), where T (deg. C.) is a condensation temperature of the additive evaporated in the stretching chamber. Furthermore, a film dispenser supplies the polymer film from a film roll to the tentering machine.07-23-2009
20120119421DEVICE AND METHOD FOR PROCESSING THE EMBOSSING STRUCTURE OF 3-LAYER CO-EXTRUDED BIAXIAL ORIENTED POLYPROPYLENE (BOPP) PEARL SYNTHETIC PAPER - The present invention discloses a device and a method for processing the impression structure of 3-layer co-extruded biaxial oriented polypropylene (BOPP) pearl synthetic paper. The depth of the impression on the synthetic paper is between 0.2-1000 μm which is embossed by the modified embosser. The 3-layer co-extruded pearl synthetic paper is processed for cooling, biaxial orientation, corona treatment and winding and then passing through the modified embosser to preheating, calender, cooling. The modified embossing device comprises a rubber back-up roll having at least Shore A hardness of 60-90; an embossing roll with a designed pattern and a cooling system having a core; a quartz electric heating oven preheated to 65° C. to 160° C.; a infrared heater; and two adjacent cooling drums with 7° C.05-17-2012
20080296809End Disk - A plastic end disk for a hollow-cylindrical filter element has an end face plastic layer and a neighboring plastic layer. The end face plastic layer is transparent for infrared radiation. The neighboring plastic layer is absorbent for infrared radiation. The plastic end disk is connected to a folded filter medium in that the end face plastic layer is trans-irradiated with an infrared radiation source, wherein the infrared radiation is absorbed in the neighboring plastic layer so that a portion of the neighboring plastic layer and a portion of the end face plastic layer are completely melted. The infrared radiation source is removed and the filter medium is pressed into a melted area of the end face plastic layer. The filter medium is secured in the pressed-in position in the end face plastic layer until a fixed connection of filter medium and end face plastic layer has been formed.12-04-2008
20110260370METHOD AND DEVICE FOR INFRARED HEATING OF PLASTIC PREFORMS - The invention relates to a device and to a method for producing containers (10-27-2011

Patent applications in class Reshaping, drawing or stretching

Patent applications in all subclasses Reshaping, drawing or stretching