Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 7775077 | Closing method and closing machine In a closing machine (1), an inner diameter chuck (8) that grips an inner peripheral surface of a work piece (9), a work piece (9) introducing device that moves the inner diameter chuck (8) in a Y axis direction of the work piece (... | 08/17/2010 |
| 7631529 | Device for the selective and progressive locking of metal containers A device (10) for selective and progressive locking of metal containers (18) to be submitted to mechanical deformations along an extended part of side surface and provided at the bottom by a notch (20), the device having: a circular plan support... | 12/15/2009 |
| 7353579 | Flange restoring device and method A method and a device for straightening out irregularities in a flange by pressing a roller against a first side of the flange while supporting an opposite side thereof to preserve the angle between the flange and the part when undergoing compression loading by way ... | 04/08/2008 |
| 7334444 | Method for producing a gearwheel A method is described for producing a gearwheel from a powder-metal blank which is pressed and sintered with an allowance in the toothing region, with the powder metal blank supported on a mandrel being densified in the region of the allowance by pressing on counter... | 02/26/2008 |
| 7331206 | Method of fabricating component having internal teeth and rolling machine thereof The present invention provides method of fabricating components having internal teeth and rolling machine thereof, enabling large deformation at main rolling step omitting broaching step and step using gear shaper. A container having toughness against internal press... | 02/19/2008 |
| 7284406 | Tube end forming and coping method and apparatus Apparatus for both forming and coping the end of a tube. The tube is gripped such that it is aligned with a movable first tool assembly that is positioned, in a first operation, adjacent said tube end. The tool assembly is then controlled in a manner such that the t... | 10/23/2007 |
| 7257975 | Flange turning process/machine A spiral pipe has an integrated radial flange. A machine for forming such a flange comprises a rotor which rotates and a flange roller mechanism connected to the rotor via slides. As the rotor rotates, the flange roller mechanism moves radially via the slides to for... | 08/21/2007 |
| 7251974 | Method and forming machine for deforming a hollow workpiece The invention relates to a method and a forming apparatus for deforming a hollow workpiece having at least one open end, wherein the workpiece is clamped down in a clamping device, a first forming tool is placed into contact with the outer surface of the workpiece, ... | 08/07/2007 |
| 7240529 | Partially reinforcing method and apparatus of metal material The present invention intends to provide the partially reinforcing method and apparatus for reinforcing the required part of the metal material having good forming property and relatively low strength (hardness and yield stress) by the press processing. The p... | 07/10/2007 |
| 7219520 | Method and forming machine for working a workpiece An aspect of the present invention relates to a method and a forming machine for working a workpiece, for example by deforming it or fixing it in another workpiece, in which the workpiece is fitted over a mandrel, at least a part of the mandrel is expanded so as to ... | 05/22/2007 |
| 7216521 | Composite fabrication facility of steel tube and fabrication method of steel tube The present invention pertains to a combined machining equipment for steel tubes, and a machining method is of a small size, can easily be moved, and is capable of not only flaring a steel tube, but also grinding a flared surface, forming a groove, and peeling off a... | 05/15/2007 |
| 7201031 | Flanging process improvement for reducing variation in can body flange width A flange forming process uses first and second stages. The first stage produces a partially formed flange on an article. The second stage forces the partially formed flange into a die so a stepped surface of a knockout punch that is disposed in the die, produces a p... | 04/10/2007 |
| 7191626 | Method for producing an inner contour with an internal arbor acting on the inside wall of a workpiece In the production of an internal contour with an internal arbor acting on the inner wall of a cup-shaped or annular rotationally symmetrical workpiece, expansion and length change of the workpiece are avoided during cold forming. Thus, gear components with internal ... | 03/20/2007 |
| 7174764 | Apparatus for and a method of expanding tubulars Apparatus for and a method of expanding tubulars, and particularly tubulars or a string of tubulars that have one or more per orated portions and one or more non-perforated portions. In one embodiment, the apparatus (150) includes an inflatable element (e.g. ... | 02/13/2007 |
| 7174759 | Forming machine and method for deforming a hollow workpiece The invention relates to a forming machine at least provided with a clamping device for clamping a hollow workpiece having at least one open end and a first forming tool which can be placed into contact with the outer surface of the workpiece and with which the work... | 02/13/2007 |
| 7162904 | Method for producing a bung for a metal cask A method for producing a bung for a metal cask that does not require a conventional collar and seal, and that simplifies the operations for forming the bung. The method disclosed in the present application includes the following steps. First, a prestamping operation... | 01/16/2007 |
| 7163763 | Cold formed battery terminal A method and apparatus for cold forming a battery terminal having a base and an insert. The insert includes a first portion encapsulated within the base and a second portion that extends beyond a first side of the base. ... | 01/16/2007 |
| 7159428 | Pre-beading method and apparatus A pre-beading apparatus for fashioning a cylindrical includes a housing have a work surface and an aperture formed in the work surface, where the aperture is capable of accommodating the cylindrical workpiece. A rotatable head assembly is concentrically aligned with... | 01/09/2007 |
| 7156004 | Adjustable wrench for removal of vehicle oil filters An adjustable wrench for gripping and rotation of a generally cylindrical canister, such as an oil filter canister, includes handles which are pivotally connected to each other for rotation about a first axis. Each handle is also connected by an articulatable joint ... | 01/02/2007 |
| 7152445 | Method and forming machine for working a workpiece The invention relates to a method and a forming machine for working a workpiece, for example by deforming it or fixing it in another workpiece, in which the workpiece is fitted over a mandrel, at least a part of the mandrel is expanded so as to fix the workpiece, th... | 12/26/2006 |
| 7143619 | Spin-forming method, spin-forming apparatus, and catalytic converter While a material pipe and a roller are revolved relative to each other with a predetermined radius, the material pipe and the roller are moved relative to each other in the direction of progress of forming by eccentrically moving the center axis of the material pipe... | 12/05/2006 |
| 7134304 | Micro-roll forming device A micro-roll forming device for providing a cylindrical blank metal article with a minute convexoconcave bearing surface, comprises a powered article holding structure that, when energized, rotates the cylindrical blank metal article about its axis; a forming tool t... | 11/14/2006 |
| 7131305 | Method and apparatus for lean spin forming A method and apparatus for spin forming a portion of a workpiece includes at least two rollers rotatable about a spin axis. Each one of the rollers is axially and radially offset from the others. An axial drive mechanism reciprocates the rollers or workpiece to caus... | 11/07/2006 |
| 7114358 | Tube expanding apparatus A method and apparatus for expanding a free end of a tube by use of a fluted spinning tool. The fluted spinning tool of the present invention, when rotated at a predetermined speed into the free end of the tube, produces a combination of force, rotation, and heat wh... | 10/03/2006 |
| 7021101 | Method and apparatus for manufacturing a battery terminal with undercut rings A method and apparatus utilizing a radial rolling process to cold form rings on a lead battery terminal with undercuts or overhangs to improve the sealing properties of the rings. The apparatus includes a fixture configured to securely position the battery terminal ... | 04/04/2006 |
| 7021980 | Adjusting method for centering earth electrode at center electrode of spark gap of spark plug An object of the present invention is to efficiently adjust a positional difference (measured along the direction perpendicular to the center electrode axis) between the center electrode (CE) axis and the center of the earth electrode (EE). The CE tip and EE tip sur... | 04/04/2006 |
| 7010864 | Terminal examination jig A terminal examination jig 10 includes a jig body 12 having a gauge receiving portion 13 and a terminal holding portion 20, and a limit gauge 28 releasably supported pivotally on a support pin 14 extending through the gauge ... | 03/14/2006 |
| 6990841 | Method and apparatus for lean spin forming transition portions having various shapes A method and apparatus for spin forming a portion of a workpiece where the formed portion has a formed axis that is non-coaxial with the non-processed axis of the workpiece includes at least two rollers rotatable about a spin axis. Each one of the rollers is axially... | 01/31/2006 |
| 6935152 | Orbiting roller groover for pipe An apparatus and method for forming grooves in a pipe for receiving mechanical pipe clamps are disclosed. The apparatus includes a holding fixture for securing the pipe and a carriage rotatably mounted on the holding fixture. Two arms are pivotably mounted on the ca... | 08/30/2005 |
| 6915943 | Tetherless internal line-up unit for pipeline welding A line-up clamp unit is powered by a diesel engine which drives a hydraulic pump for operating hydraulic equipment in the unit. The unit includes a line-up clamp which has front shoes, rear shoes and expanding copper back-up tiles. Drive wheels are deployed by a hyd... | 07/12/2005 |
| 6912784 | Device and method for producing a catalyst with a monolith having a polygonal cross-section A process for producing a catalyst by providing a monolith with a polygonal cross section, tightly enclosing the monolith with a single part jacket made of metal sheet or plate, placing a layer of expanded matting between the jacket and the monolith, bending the jac... | 07/05/2005 |
| 6907657 | Apparatus for mounting a hollow work piece A mounting apparatus for mounting a hollow work-piece on a machine includes a circumferential groove formed into an outer surface of a cylindrical supporting fixture of the machine, a dampening plug assembly for positioning inside the hollow workpiece adjacent the c... | 06/21/2005 |
| 6823704 | Apparatus and method of forming cylindrical work piece A forming apparatus forming part of or the entire circumference of a cylindrical work piece into a circular or deformed circular shape, such as an ellipse, etc. A spindle mechanism has a processing tool R mounted at the tip of the spindle, and a holding mechanism ho... | 11/30/2004 |
| 6792782 | Method for deforming a tube near one of its ends and tool used in this method The invention concerns a method using steps of placing a tube in an opening matrix having an impression corresponding to the desired final external shape; inserting the end of the tube into a cavity of a shaping component, the cavity having a base, a side wall with ... | 09/21/2004 |
| 6748780 | Numerically controlled forming method The present invention is a method for forming sheet material into contoured parts. The invention method includes these steps: A die is fashioned having an outside surface corresponding to the inside surface of the desired part. A plastically deformable sheet of mate... | 06/15/2004 |
| 6739600 | Expanding sleeve fixture A push-type expandable fixture provided to secure a work-piece to a rotatable machine. An expandable sleeve is inserted within a bore of a hollow work-piece. The work-piece together with the expandable sleeve is disposed about a pair of wedge members which are in tu... | 05/25/2004 |
| 6672123 | System for cold-forming a flange A flange is formed on a workpiece by first mounting the workpiece in an inner holder shiftable along about a main axis and securing the inner holder against rotation about the main axis. A roller is rotated about the main axis adjacent the inner holder. T... | 01/06/2004 |
| 6672122 | Apparatus and method for conditioning the outer flanges of a vehicle wheel An apparatus adapted to condition the outer flanges of a vehicle wheel includes a main base assembly secured to a fixed surface, a lower tool assembly operatively supported by the main base assembly, at least one upper drive assembly operatively supported... | 01/06/2004 |
| 6666062 | Pipe preparation device A device for preparing pipe segments for joining with mechanical pipe fittings in a piping network is disclosed. The device has a fixed support with support surfaces engageable with the pipe segment, and a movable support, facing the fixed support, on whi... | 12/23/2003 |
| 6644084 | Method and apparatus for manufacturing a battery terminal with undercut rings A method and apparatus utilizing a radial rolling process to cold form rings on a lead battery terminal with undercuts or overhangs to improve the sealing properties of the rings. The apparatus includes a fixture configured to securely position the batter... | 11/11/2003 |
