Metal deforming inventions 01/07

20070017267 - Apparatus and method for performing a hydroforming process: An apparatus and method for performing a hydroforming process cause either or both of the opposed end portions of the workpiece to be deformed to achieve desired shapes therein. Initially, a workpiece having a pair of end portions is disposed within a die cavity defined by first and second die... Agent: Macmillan, Sobanski & Todd, LLC

20070017268 - Metal pipe straightening method, straightening roller, and manufacturing device: A straightening method is presented where a concave roller, which has a roller caliber and in which the projection of the roll caliber forms an arc with respect to the cross section of a pipe. The projection arc radius can freely be changed by adjusting the angle between the roller... Agent: Darby & Darby P.C.

20070017269 - Device and method for bending pipe material: In the case of bending an outer pipe, a pressure die provided just in front of a bending section is provided with a groove, wherein the shape of the groove on the side far from the bending section is semi-circular and of which the diameter corresponds to that of the... Agent: Rankin, Hill, Porter & Clark LLP

20070017270 - Method for producing slide seat and its manufacture device: An improved method for producing slide seat and manufacture device, in which, one metal bar passes through the tamping drum groups arranged in tandem, apply the progressive model of slide seat mounted on the middle section of tamping drum to tamp gradually, meanwhile, the tamped metal bar is extruded so... Agent: Troxell Law Office PLLC

20070017271 - Machine and method for parallel production of similar products, through straightening and bending of wires, wire rods, metal tubes or other material of prismatic cross section: A machine and method for parallel production of similar products by wires, wire rods, tubes, or other material of prismatic cross section, which is characterized by existence of more than one production lines, which operate in parallel and which may comprise similar mechanisms for straightening and bending of the material,... Agent: George Kapsalas

20070017272 - Apparatus and method of hot press-forming metal plate material: A metal plate material hot molding apparatus is provided for press molding a heated metal plate material. The apparatus may include supply piping for a cooling medium in a mold, and ejection holes penetrating from a molding surface of the mold to the supply piping. The exemplary apparatus may also... Agent: Dorsey & Whitney Intellectual Property Department

20070017273 - Warm forming of metal alloys at high and stretch rates: Process for production of metallic components by warm forming of blanks of alloys with superplastic micro-structure, wherein the deforming pressure in the deforming tool is kept at least 20% below the deformation pressure necessary for forging of the respective alloy without superplastic micro-structure, and the expansion rate ({acute over (ε)})... Agent: Akerman Senterfitt

20070012081 - Oil film bearing with compact hydraulic mount: An oil film bearing is disclosed for a rolling mill roll having a tapered neck leading to a reduced diameter end section. The bearing comprises an internally tapered sleeve received in a seated position on the tapered roll neck. The sleeve is journaled for rotation in a bushing fixed within... Agent: Gauthier & Connors, LLP

20070012082 - Coilbox located between the roughing train and finishing train in a hot-rolling mill: The invention relates to a method for expanding the use of a coiling and uncoiling station (coilbox) located between the roughing train and the finishing train for rolled strip material in hot-rolling mills. The use of said coilbox is expanded by impinging the coil that is to be uncoiled with... Agent: The Firm Of Karl F Ross

20070012083 - Device for judging collision of a die cushion mechanism and system for judging collision: A device (110) for judging the collision of a slide (24) with a die cushion in a die cushion mechanism (20) which produces a force against the slide in a press machine using a servo motor (18) as a drive source, comprising force detection means (21) for detecting a force... Agent: Drinker Biddle & Reath (dc)

20070006625 - Method and control device for operating a mill train for metal strip: The invention relates to a method and a control device for operating a mill train for metal strip, which comprises at least one roll stand, the intrinsic flatness of the metal strip being determined at the discharge point of the mill train. In order to ensure in a reliable and... Agent: Siemens Corporation Intellectual Property Department

20070006626 - Seamless tube piercing/rolling plug, seamless tube piercing/rolling apparatus, and seamless tube producing method therewith: A seamless tube producing method uses a piercing/rolling plug wherein piercing/rolling is performed with an inclined rotary piercing mill while the seamless tube piercing/rolling plug is used as a piercing tool. In one mode, a front part and a rear part of the split plug are held as an integral... Agent: Clark & Brody

20070006627 - Flanging apparatus for roller hemming: A flanging apparatus for use in roller hemming with a robotic hemming roller and a roller hemming anvil having a peripherally disposed hemming surface includes a tool insert having a flanging surface including a peripherally disposed flanging edge of a shape generally corresponding to a shape of the hemming surface... Agent: Christopher J. Fildes Fildes & Outland, P.C.

20070006628 - Molding method by forging and molding method for case: A material member blanked from metal sheet is subjected to upsetting to form an annular peripheral portion that is thinner than the center part of the material inside the annular portion, and the thicker inside portion is formed into a concavity. The first intermediate product thus formed is drawn to... Agent: Kenyon & Kenyon LLP

20070006631 - Control device for press machine: A control device for a press machine, by which one of the slide and the die cushion is suitably controlled, when a malfunction occurs in the other, such that the force between the slide and the die cushion does not excessively increase. The control device includes a slide control part... Agent: Drinker Biddle & Reath (dc)

20070006629 - Control device for servo die cushion: A control device, for a servo die cushion, for precisely performing force control without using a force detector. The control device includes a slide position detecting part for detecting the position of the slide, a storing part for storing information representing a relation between the position of the slide and... Agent: Lowe Hauptman Berner, LLP

20070006630 - Control system for servo die cushion: A control system, for a press machine including a plurality of die cushions, by which force control and position control may be suitably switched from one to another in each control device for each of the die cushions. The control system includes a plurality of control devices for controlling a... Agent: Lowe Hauptman Berner, LLP

20070006632 - Die cushion mechanism, and device and method for controlling the same: A device for controlling a die cushion mechanism including a servo-motor as a drive source and producing a force adapted to be applied to a slide in a press machine. The device includes a section for commanding a force to be produced by the die cushion mechanism; a section for... Agent: Drinker Biddle & Reath (dc)

20070006633 - Method for making a rolling-lobe air spring and apparatus therefor and a rolling-lobe air spring having a flanged plate: A flanged plate (1) for a rolling-lobe air spring has on its rounded portion an annular, closed, concave, rounded holding recess (13) which has a circular arcuate shape. The plate is provided with the recess before surface treatment. A correspondingly shaped holding bead (16) in the upper flanging tool (3)... Agent: Walter Ottesen

20070006634 - Crimped tube coupling and a crimping apparatus for making a crimped tube coupling: A tube coupling (10) has a tubular fitting (14) with a nipple (18) with at least one exterior annular groove (20). A deformable tube (12) has one end to fit over the nipple and has a crimp section (28) deformed into the groove with longitudinally extending ribs (30) circumferentially spared... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20070006635 - Press brake clamp incorporating tool-seating mechanism: Press brake tool holders suitable for holding press brake tools for punching and/or otherwise deforming workpieces, such as sheet metal. Provided in some embodiments is a press brake tool holder. Some embodiments provide the tool holder in combination with a press brake tool. Methods of using press brake tool holders... Agent: Intellectual Property Group Fredrikson & Byron, P.A.

20070000296 - Rolled product, method and device for the production thereof, and use of the same: A rolled product, especially a rolled product consisting of a metallic material, such as an aluminium sheet, for using in lighting engineering as a reflector surface, the surfaces on both sides of the rolled product displaying essentially the same reflective properties. One such rolled product is especially suitable as a... Agent: Bachman & Lapointe, P.C.

20070000297 - Method of manufacturing rocker arm: The present invention provides a method of manufacturing a rocker arm, having a process of rough processing, in which a metallic stock is subjected to compression-forming by cold forging to form a connecting portion, side wall lower portions of two side wall portions, and two projecting portions projecting beyond a... Agent: Mcginn Intellectual Property Law Group, PLLC

20070000298 - Method and embossing die for producing a body structural part from a vault-structured sheet metal: A method and a tool are provided for producing structural parts from sheet metal which have a vault-structured stiffening zone and adjacent, flat connection zones. The starting point for producing these structural parts is vault-structured blanks which are smoothed in the region of the connection zones in the course of... Agent: Crowell & Moring LLP Intellectual Property Group

20070000299 - Stamping machine: The present invention is related to a stamping machine for stamping an item at a high speed. The stamping machine comprises a case having an opening, at least one guide shaft formed in an interior of the case and extending in a first direction, a pedestal movable along the at... Agent: Lee, Hong, Degerman, Kang & Schmadeka