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| Number | Title | Issue Date |
| 7314417 | Method for the manufacture of hollow body elements, hollow body element and also progressive tool for carrying out the method A method of manufacturing hollow body elements such as nut elements for the attachment to components consisting normally of sheet metal, in particular to the manufacture of hollow body elements with an at least substantially square or rectangular outer periphery by ... | 01/01/2008 |
| 7278288 | Method and device for transferring a workpiece Aspects of the invention relate to a method and a device for transferring workpieces. In the method, at least one first handling device positions and/or securely holds at least one workpiece in a working region of a shaping machine, and, in at least one shaping proc... | 10/09/2007 |
| 7243522 | Method and device for transferring a workpiece Aspects of the invention relate to a method and a device for transferring workpieces. In the method, at least one first handling device positions and/or securely holds at least one workpiece in a working region of a shaping machine, and, in at least one shaping proc... | 07/17/2007 |
| 7134369 | Pick-off attachment for a multi-spindle machine A multi-spindle machine system includes a pick-off attachment. The pick-off attachment enables a more compact and stronger pick-off spindle. The shorter pick-off spindle is able to pick off longer work pieces. High speed bearings and oil lubrication enable the pick-... | 11/14/2006 |
| 7127923 | Method and apparatus for forming parts from a continuous stock material and associated forge The present invention provides a method and apparatus for forming a plurality of parts, such as spade-type boring bits, from a continuous stock material. Thus, the various steps of the forming method of the present invention can be performed to predetermined portion... | 10/31/2006 |
| 7082795 | Metal tube and its production method A small diameter metal tube having at least two inner diameters is provided. A method for producing this metal tube is also provided. In this method, a plate member having a development shape of the metal tube is blanked from a metal thin plate so that the plate mem... | 08/01/2006 |
| 7055353 | Progressive stamping die A progressive stamping die system and method of operation providing dimensionally accurate flat stamped parts. A biasing mechanism is provided in actual alignment with a coin punch member in order to accurately control the configuration and planar accuracy of the st... | 06/06/2006 |
| 7024910 | Stock lifter for metal forming dies and method for making the same A self-contained stock lifter is particularly adapted for use in multiple station, progressive metal forming dies and the like, and includes a base plate with two vertical through holes adjacent opposite sides, and a vertical spring unit aperture located between the... | 04/11/2006 |
| 7021113 | Device for stripping a wheel rim from a wheel rim expanding tooling apparatus An improved device for stripping a wheel rim from a wheel rim expanding tooling apparatus (100) includes an inboard wheel rim expanding tooling assembly (102) including a plurality of segmented inboard wheel rim press members, an outboard wheel rim exp... | 04/04/2006 |
| 6904782 | Method of blanking an element for belt for continuously variable transmission A body having a thin region in substantially a half lower portion and a head joined to the body by a neck. When the element is blanked out of a metal sheet, an excess amount of metal produced by pressing the substantially half lower portion of the body flows from th... | 06/14/2005 |
| 6848290 | Stock lifter for metal forming dies and method for making the same A self-contained stock lifter is particularly adapted for use in multiple station, progressive metal forming dies and the like, and includes a base plate with two vertical through holes adjacent opposite sides, and a vertical spring unit aperture located between the... | 02/01/2005 |
| 6739171 | Method and apparatus for forming parts from a continuous stock material and associated forge The present invention provides a method and apparatus for forming a plurality of parts, such as spade-type boring bits, from a continuous stock material. Thus, the various steps of the forming method of the present invention can be performed to predetermined portion... | 05/25/2004 |
| 6003359 | Progressive deep-drawing machine Index-feed deep drawing apparatus comprising a feeding device for intermittently indexing a long-sized work piece, wound in a hoop, in the longitudinal direction, and a plurality of punch/die sets disposed in the feeding direction of the work piece and ad... | 12/21/1999 |
| 5630266 | Method and apparatus for making integral support plates for chair seats A method and apparatus for making a plurality of integral support plates for chairs, involving passing a strip of metallic material along a forming line and carrying our a series of operations on the strip, including: piercing and lancing holes, removing ... | 05/20/1997 |
| 5611235 | Power distribution mechanism in a stamping and forming machine and method A stamping and forming machine is disclosed having two operating modules with their drive shafts rotationally coupled together. Each module of the machine includes a punch assembly and a mating die assembly that reciprocate horizontally toward and away fr... | 03/18/1997 |
| 5197320 | Method of and apparatus for bending a metal tube of a small diameter A method of applying various kinds of bending working accurately to a metal tube of a small diameter to be worked, which comprises seizing one end of a metal tube to be worked and setting a working direction, transferring the tube to a working position, a... | 03/30/1993 |
| 4887452 | Sprocket-type strip feed Strip feeding mechanism intended for use in a stamping and forming machine comprises an intermittently rotated sprocket wheel which is located adjacent to the operating zone of the machine in which the stamping and tooling is located. The strip material i... | 12/19/1989 |
| 4884484 | Strip retainer and stripper for stamping and forming machine Strip retainer and stripper which is used on a stamping and forming machine for stripping or removing the stock material from the pilot pins and punches when the punches and pilot pins move from their closed positions to their open positions, comprises on... | 12/05/1989 |
| 4863333 | Apparatus for forming cans A press for forming cans from a metallic sheet includes a first work station having a blanking and drawing punch for cutting a blank from the sheet and drawing a cup from the blank. A second work station includes a redrawing punch for redrawing the cup to... | 09/05/1989 |
| 4773250 | Module-type forming machine A module type forming machine having a central driving wheel gear rotatable about a horizontal axis and disposed behind a working table extending in a vertical plane, and a plurality of slide units including slides which are arranged radially around the c... | 09/27/1988 |
| 4760729 | Dual ram press A metalworking press for forming easy open can ends. The metalworking press includes a primary ram for suspending an upper tooling member and designed to vertically reciprocate; a primary press bed stationarily positioned beneath the primary ram for mount... | 08/02/1988 |
| 4733552 | Multi-station punch/die press for progressive strip stock operations at variable index length A press assembly is disclosed with a series of punch/die sets for successive operations on parts connected together in a strip. The punch/die sets are conveniently relocatable anywhere on regularly-spaced fixed stations and the stations can receive more t... | 03/29/1988 |
| 4497196 | Apparatus for performing operations on strip material Machine for performing operations on strip material comprises a plurality of modules on a supporting bed. Each module has a strip feeder, a tooling assembly, and an actuating assembly. Strip is fed through the modules by the feeder and in each module the ... | 02/05/1985 |
| 4454743 | Integrated container manufacturing system and method An integrated system and apparatus for completely forming the body of a two-piece can in one press, including performing the operations of cupping, drawing, redrawing, bottom profiling, and trimming. The system includes the concept of performing all of th... | 06/19/1984 |
| 4393682 | Feed bar driving apparatus for a transfer press A feed bar driving apparatus for a transfer press. A pair of carriers is located at each of the ends of two parallel feed bars. The carriers each have vertically movable feed bar receptacles thereon for holding the feed bars for permitting them to slide f... | 07/19/1983 |
| 4380857 | Process for manufacturing shutter screen blades A process for manufacturing blades of shutter screens wherein the blades are first formed by punching a metal plated thin plastic sheet material by a first press operation carried out thereon with end parts left connected with other portions of the plasti... | 04/26/1983 |
| 4304347 | Apparatus for feeding material to a metalworking machine A feed apparatus for feeding material to a metalworking machine comprises two alternately operating gripping units; the first unit comprising a reciprocating transport gripper element which moves the material forward by steps; the second unit comprises a ... | 12/08/1981 |
| 4130933 | Forming and coating apparatus The present invention relates to a new and improved apparatus for the high speed and continuous forming of parts requiring a protective plastic coating to be deposited over a portion of such parts.... | 12/26/1978 |
| 4096891 | Method and apparatus for automatically forming wire frames A method for automatically forming wire frames which consists of the ordered steps of straightening continuously supplied wire stock, cutting the straightened wire stock into prescribed lengths, forming small ripples in portions of each section of the cut... | 06/27/1978 |
| 4083221 | Parts forming apparatus and method A method of forming a generally cylindrical part from a generally flat, rectangular metal blank in a punch press constitutes the steps of primarily forming the blank by bending two opposite longitudinal edge portions of the blank to predetermined configur... | 04/11/1978 |
| 4026226 | Press apparatus and method utilizing same An inverted conversion press for producing easy-open metal container ends is provided, which combines the functions of end and tab presses. The press includes a tab forming station and an end forming station, disposed one beneath the other and rendered al... | 05/31/1977 |
| 3987721 | Apparatus for manufacturing automobile license plates Apparatus for manufacturing discrete embossed consecutively numbered license plates from a continuous length of web or strip of sheet metal comprises a hole punching press, an embossing press, a rimming press, and a blanking press, all of which operate in... | 10/26/1976 |
