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Metal deforming

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Class / Patent application numberDescriptionNumber of patent applications / Date published
072199000 BY USE OF ROLLER OR ROLLER-LIKE TOOL-ELEMENT 307
072362000 PROCESS 251
072343000 BY USE OF CLOSED-DIE AND COACTING WORK-FORCER (E.G., PUSH-DRAWING) 165
072600100 WITH USE OF CONTROL MEANS ENERGIZED IN RESPONSE TO ACTIVATOR STIMULATED BY CONDITION SENSOR 145
072127000 BY DEFLECTING SUCCESSIVELY-PRESENTED PORTIONS OF WORK DURING BODILY MOVEMENT THEREOF (E.G., FOR COILING, LEVELLING, CURVING OR TROUGHING MATERIAL IN MOVEMENT) 125
072324000 WITH CUTTING 123
072054000 BY APPLICATION OF FLUENT MEDIUM, OR ENERGY FIELD 110
072067000 BY USE OF TOOL ACTING DURING RELATIVE ROTATION BETWEEN TOOL AND WORK ABOUT INTERNAL CENTER (E.G., GYRATING OR ROTATING TOOL) 103
072293000 BY USE OF NON-DEFORMING WORK-GRIPPING CLAMP AND RELATIVELY MOVABLE CLAMP, TOOL OR WORK-FORCER 86
072342100 WITH TEMPERATURE MODIFICATION OF TOOL OR OF SPECIFIED PORTION OF WORK 80
072253100 BY EXTRUDING THROUGH ORIFICE 67
072462000 TOOL AND/OR TOOL HOLDER 65
072039000 WITH CLEANING, DESCALING, OR LUBRICATION OF WORK OR PRODUCT 52
072053000 BY SHOT-BLASTING 50
072380000 BY RELATIVELY MOVABLE OFFSET TOOL-FACES (E.G., FOR BENDING OR DRAWING) 48
072429000 WITH MEANS TO DRIVE TOOL 47
072407000 WITH MEANS TO ACTUATE BOTH ELEMENTS OF TOOL-COUPLE 37
072310010 WITH INDICATION OF CONDITION OR POSITION OF WORK, PRODUCT, OR MACHINE ELEMENT (E.G., BROKEN TOOL ALARM, ETC.) 32
072419000 WITH MEANS TO HANDLE WORK OR PRODUCT 22
072046000 WITH "COATING" OF WORK 20
072274000 BY PULLING WORKPIECE THROUGH CLOSED PERIPHERY DIE (E.G., ROD-, TUBE-, OR WIRE-DRAWING) 19
072412000 BY TOOL-COUPLE EMBODYING NONPLANAR TOOL-FACE 16
072394000 BY THREE OR MORE COACTING RELATIVELY MOVABLE TOOLS (I.E., TOOL-COMPLEX) 15
072046000 WITH "COATING" OF WORK 15
072404000 BY PLURAL TOOL-COUPLES 12
072455000 WITH TOOL CARRIER (E.G., PRESS FRAME) 11
072457000 BY OR WITH WORK-CONSTRAINER AND/OR MANIPULATED WORK-FORCER 11
072038000 WITH EXPOSURE OF WORK TO GAS, VAPOR, MIST, OR MODIFIED ATMOSPHERE 8
072048000 BY TOOL-COUPLE PRESSING TOGETHER ADJACENT SURFACE PORTIONS OF SAME WORK (E.G., TUBE-SEAMER) 7
072280100 WITH USE OF SELF REGULATING CONTROL SYSTEM UTILIZING ELECTRICAL OR HYDRAULIC ENERGY 5
20090217724MECHANICAL PRESS DRIVE SYSTEM - A method for operating a mechanical press including an electric drive motor, a drive control for controlling the motor, a ram, a flywheel, a clutch and a member for translating rotational motion of the flywheel in a first rotation direction into a linear motion of the ram arranged to be lowered and raised along a linear path for operating the press to carry out a press production cycle. The press cycle includes a pressing part and one or more non-pressing parts. The press includes a second drive motor or actuator arranged connected to the ram and by providing a control output to the drive control means, the speed of the second drive motor is made variable during at least one part of the press production cycle. The press may be reversed between production cycles. A press and system including such a press.09-03-2009
20130074558FORGING PRESS AND METHOD OF CONTROLLING SAME - A forging press includes a slide configured to have a die attached thereto; a drive shaft configured to cause the slide to rise and lower by rotating; a flywheel connected to the drive shaft via a clutch; a servomotor and an electric generator each connected to the drive shaft; an electricity storage part configured to store the electricity generated by the electric generator and to feed the servomotor with electric power; and a control part configured to control the operations of the clutch, the servomotor, and the electric generator. The control part performs such control as to cause the electric generator to generate the electricity with the rotation of the drive shaft and to store the generated electricity in the electricity storage part during the rotation of the drive shaft with the driving of the flywheel and/or during the rotation of the drive shaft with an inertial force.03-28-2013
20080229795Sheet metal trimming, flanging and forming using EMP - A sheet metal trimming, flanging and forming apparatus using EMP includes a panel support having a support surface that generally conforms to a geometry of at least a portion of a metal panel. A securement device is disposed in proximity to the support surface and is moveable between a resting position and a working position relative to the support surface. An EMP coil is mounted around the securement device. The securement device secures the metal panel on the support surface, and in the working position the EMP coil is disposed in close proximity to the metal panel at a distance that promotes bending of the metal panel when an electromagnetic pulse is generated by the EMP coil.09-25-2008
20090255306METHOD AND DEVICE FOR CREATING A SYMBOL IN A WORKPIECE SURFACE VIA STAMPING - In a method and a device for creating a symbol in a workpiece surface via stamping (scoring or plastic forming under compressive conditions); the resultant stamping depth is measured and/or regulated constantly by using a distance sensor which is mounted on the stamping needle and is movable therewith. The stamping needle is placed on the workpiece surface before stamping is begun, thereby resulting in a first distance between the distance sensor and the workpiece surface. A second distance between the distance sensor and the workpiece surface is obtained during the subsequent stamping procedure, and when the stamping needle is pressed into the workpiece surface. The stamping depth results from the difference of the two distances.10-15-2009
20110094280APPARATUS FOR HYDRAULICALLY ACTUATING PROCESSING MACHINES SUCH AS METAL FORMING MACHINES AND METHOD FOR ACTUATING SUCH METAL FORMING MACHINES - The invention relates to an apparatus for actuating of processing machines like metal forming machines and method, control and application of an apparatus for actuating said metal forming machines. The processing machine is driven by at least two rams with pressurized fluid, like water, whereas the rams are actuated by variable pumps with different fluid under pressure, e.g. hydraulic liquid.04-28-2011
072066000 COILING BY WORK-GUIDE MEMBER ORBITING ABOUT LONGITUDINAL CENTERLINE OF FORMED COIL 5
20130074562ROLLING MILL LAYING HEAD PIPE HAVING MODULAR CONSTRUCTION - A rolling mill coil-forming apparatus includes a rotating quill that supports an elongated path hollow structure, such as a laying head pipe, for receiving elongated material after it has been rolled. A portion or the entire elongated structure is formed from modular, selectively replaceable components. The fabricated modular structures facilitate formation of zones within the component, such as including by way of example wear-resistant zones, material transport guide structures and friction reducing zones.03-28-2013
20090249852ROLLING MILL POURING REEL AND ITS METHOD OF OPERATION - A pouring reel for forming a long product moving at an incoming velocity into an annular coil comprises a central mast lying on a vertical axis. A cylindrical tub surrounds and cooperates with the mast to form an annular chamber, the bottom of which is closed by a coil plate. An entry pipe is arranged to deliver the product downwardly for accumulation in the chamber as a series of superimposed rings forming the annular coil. A first drive mechanism rotates the tub about the vertical axis, and a second drive mechanism rotates the mast about the same axis. The first and second drive mechanisms are operable independently of each other to thereby permit the tub and the mast to be rotated at surface velocities substantially matching the incoming velocity of the product.10-08-2009
20110072873METHOD FOR SHAPING A BARREL SPRING MADE OF METALLIC GLASS - The invention relates to a method for shaping a barrel spring made of a unitary ribbon of metallic glass that comprises calculating the theoretical shape to be given to said unitary ribbon of metallic glass so that each segment, once the spring is fitted in the barrel, is subjected to the maximum bending momentum, shaping said ribbon by imparting bends thereto characteristic of said free theoretical shape in order to take into account a potential reduction of the bends once the ribbon is released, relaxing the ribbon in order to set the shape thereof by heating the same, and cooling down said ribbon.03-31-2011
20120055218REGENERATIVE LAYING PIPE - A laying pipe configured for rotation about its axis in a rolling mill laying head, comprises a ferrous outer tube having an entry section aligned with its axis, an intermediate section curving away from its axis, and a delivery section having a constant radius measured from its axis. A ferrous inner tube has entry, intermediate and delivery sections respectively lining the entry, intermediate and delivery sections of the outer tube. The inner tube is constrained against movement relative to the outer tube solely by frictional contact with the outer tube. The inner tube is movable incrementally within the outer tube in one direction in response to heating and cooling cycles during rotation of the laying pipe about its axis.03-08-2012
20120079862BORONIZED LAYING PIPE - A laying pipe for use in the laying head of a rolling mill is configured for rotation about an axis, with an entry end aligned on that axis to receive a hot rolled product, and with a curved section leading to a delivery end spaced radially from that axis. The curved section defines a guide path configured to form the hot rolled product into a helical formation of rings. The laying pipe comprises a tubular ferrous wall having an interior surface comprising a wear resistant boronized layer against which the hot rolled product is confined for movement along the guide path.04-05-2012
072392000 BY RELATIVELY RECEDING WORK-ENGAGING TOOL-FACES (E.G., FOR STRETCHING) 4
20090113979EXPANSION TOOL FOR COLD EXPANSION OF HOLES05-07-2009
20100107720TITANIUM STRETCH FORMING APPARATUS AND METHOD - A stretch-forming apparatus includes a main frame which carries a die enclosure between jaw assemblies. An insulated die is mounted in the enclosure. A method of forming a component includes placing a workpiece in the enclosure, heating the workpiece to a working temperature using electrical resistance heating, and then stretching the workpiece against the die. The method is particularly useful for titanium workpieces.05-06-2010
20110296898MACHINE FOR DRAWING METAL SHEETS - An apparatus for drawing a metal sheet. In one implementation the apparatus includes a fixed head having a first window through which the metal sheet to be drawn may pass and a first holder for holding a first portion of the metal sheet within the first window during a drawing process. The apparatus also includes a moving head that is moveable relative to the fixed head, The moving head has a second window through which the metal sheet to be drawn may pass and a second holder for holding a second portion of the metal sheet within the second window during a drawing process. A support assembly is attached at one end to the fixed head and extends longitudinally through the second window of the moving head. The support assembly forms a part of an actuator assembly that is operable to situate the moving head in different and fixed longitudinal positions relative to the fixed head prior to a drawing process.12-08-2011
20100058828Cladding Method and Expansion Tool - A cladding method for sealing a leak in a casing, a pipeline, a borehole, or a well downhole using a liner having a tube with a first diameter, a plurality of circumferential grooves, and a plurality of seals in the grooves extending beyond the first diameter. The cladding method has at least the steps of fastening the liner in a fastening mechanism of an expansion tool, inserting the liner having a first part and a second part into the casing outside the leak, positioning an expansion mechanism of the expansion tool at the first part of the liner, expanding the first part of the liner until the seals in the grooves of the first part of the liner are pressed against the casing and fasten the first part to the casing, releasing the liner so that the liner is free of the tool and the liner is held in place by the seals in the first part of the liner, and expanding all the way through the liner by expanding also the second part of the liner to abut the casing for sealing the leak.03-11-2010
072001000 WITH RANDOMLY-ACTUATED STOPPING 3
20100269555BENDING PRESS HAVING A LOADING DEVICE AND METHOD FOR OPERATING IT - The invention describes a manufacturing device (10-28-2010
20090241625TURNED BLANK MONITOR - A method and apparatus for detecting a turned blank at a workstation in a progressive forging machine comprising simultaneously monitoring both the force on a tool in the workstation and the crank angle of the machine, determining a reference crank angle when the tool is subjected to a force at the workstation about to deliver a blow and a blank in the workstation is properly angularly aligned, operating the machine to forge blanks in a normal manner when a force on the tool at the workstation occurs substantially at the reference crank angle, and interrupting said normal manner when the force on the tool at the workstation occurs before said reference crankshaft angle to enable the blank being formed at the workstation to be separated from remaining blanks being forged in the machine.10-01-2009
20100139349AUTOMATED MONITORING FOR CLINCHING JOINTS - A system and method for monitoring clinched joints senses lateral displacement of die segments during formation of a joint, which depends on joint button diameter. The system determines whether a joint is acceptable by correlating acceptable button diameter with acceptable amount of punch advancement. A predetermined number of unacceptable joints indicates excessive punch and/or die wear.06-10-2010
072184000 BY USE OF "FLYING TOOL" ENGAGING MOVING WORK 3
20090272169METHOD AND APPARATUS FOR MANUFACTURING ULTRALOW-RESISTANCE CURRENT SENSORS - A method for manufacturing ultralow-resistance current sensors of size 0402 to 4518 of IEEE specifications includes the steps of: a raw metallic strip being pressed to roll over a first tension roller, a cutting tool over the first tension roller being fed to cut the raw metallic strip so as to form a deep groove thereof along the moving metallic strip, an insulating material being filled into and along the deep groove so as to form an lengthwise insulating portion of the metallic strip, and the metallic strip with the insulating portion being segmented into a plurality of ultralow-resistance current sensors.11-05-2009
20090205388CORRUGATED FIN CUTTING METHOD AND CORRUGATED FIN CUTTING APPARATUS - A corrugated fin cutting method includes continuously conveying a fin material formed into a corrugated shape having a plurality of ridge sections and a plurality of valley sections while regulating a number of the ridge sections and positioning the valley sections; and cutting the fin material at a bottom portion of one of the valley sections between a stationary blade member and a rotating blade member as the rotating blade member rotates in one direction with respect to the stationary blade member while the fin material is being conveyed.08-20-2009
20110016941ARRANGEMENT FOR BENDING TUBULAR WORKPIECES - In an arrangement for bending tubular workpieces, in which a workpiece is supplied to a bending head for bending and is supported from the inside during the bending process in the bending region by means of a mandrel introduced into the workpiece, with the mandrel comprising a mandrel element and a traveler, sitting movably in the workpiece and the traveler being longitudinally displaceable in the workpiece by means of a feed device (01-27-2011
20110016941ARRANGEMENT FOR BENDING TUBULAR WORKPIECES - In an arrangement for bending tubular workpieces, in which a workpiece is supplied to a bending head for bending and is supported from the inside during the bending process in the bending region by means of a mandrel introduced into the workpiece, with the mandrel comprising a mandrel element and a traveler, sitting movably in the workpiece and the traveler being longitudinally displaceable in the workpiece by means of a feed device (01-27-2011
072064000 BY TWISTING AXIALLY MOVING WORK 2
20090158798SPIRAL ROLLER MACHINE - Rolling the linear strip of single and laminated (multilayer) plates to produce a spiral shell, constituting part or whole wall of a cylinder and tubular element, is a procedure performed by using the forms and moulds.06-25-2009
20100294011MANUFACTURING METHOD AND MANUFACTURING APPARATUS FOR TWISTED FLAT BAR - An object of the invention is to provide a manufacturing method and an apparatus for a twisted flat bar which can prevent the pitch from becoming inconsistent and makes it possible to process a long flat bar into a twisted flat bar. The manufacturing method for a twisted flat bar is characterized in that a flat bar (11-25-2010
072292000 BY TIGHTENING FLEXIBLE BAND OR CHAIN ABOUT WORK 1
20130133393APPARATUS FOR CORRECTING UPWARD DEFORMATION OF LARGE MEMBER OF STAINLESS STEEL CAR ROOF - The utility model provides an apparatus for correcting upwarp deformation of a large member (05-30-2013
072184000 BY USE OF "FLYING TOOL" ENGAGING MOVING WORK 1
20110016941ARRANGEMENT FOR BENDING TUBULAR WORKPIECES - In an arrangement for bending tubular workpieces, in which a workpiece is supplied to a bending head for bending and is supported from the inside during the bending process in the bending region by means of a mandrel introduced into the workpiece, with the mandrel comprising a mandrel element and a traveler, sitting movably in the workpiece and the traveler being longitudinally displaceable in the workpiece by means of a feed device (01-27-2011
20110016941ARRANGEMENT FOR BENDING TUBULAR WORKPIECES - In an arrangement for bending tubular workpieces, in which a workpiece is supplied to a bending head for bending and is supported from the inside during the bending process in the bending region by means of a mandrel introduced into the workpiece, with the mandrel comprising a mandrel element and a traveler, sitting movably in the workpiece and the traveler being longitudinally displaceable in the workpiece by means of a feed device (01-27-2011
072417000 INCLUDING INTERRELATED TOOL-MOVER AND BLANKHOLDER-MOVER 1
20120324979Transfer Bar - A connecting a remaining bar and a movable bar of a transfer bar includes a remaining-side clamp and a movable-side clamp. The clamps respectively have a male fitted portion and a female fitted portion that are fitted to one another around a connecting direction, defining a first connector. A male engagement portion and a female engagement portion are provided inside the clamps defining a second connector. The female engagement portion of the second connector includes a sphere in a form of a movable member moving in a direction orthogonal to the connecting direction. A movement of the sphere effects an engagement and disengagement of the female engagement portion from the male engagement portion.12-27-2012
072037000 WITH USE OF OPTICAL OR TRANSPARENT (E.G., VIEWING) MEANS 1
20110138869BENDING MACHINE COMPRISING A CAVITY FOR A FOOT SPACE - The invention describes a bending press (06-16-2011
072406000 WITH MEANS TO EFFECT COMPOUND MOTION OF TOOL (E.G., ROCKING) 1
20120174648APPARATUS FOR PROVIDING A ROLLING ACTION OF A CURVED TOOL ALONG A FLAT STATIONARY SUBSTRATE - The apparatus comprises a crank arm in a crank-arm press with a curved tool at the end of the crank arm being constrained to move so the curved tool makes rolling contact across a flat, stationary substrate. The crankshaft rotates about an axis, the crank arm is rotatably mounted at one end to the crankshaft, a curved tool is mounted at the other end of the crank arm, a line on the surface of the curved tool and parallel to the crankshaft axis of rotation is constrained to move perpendicular to a plane while the curved tool is in rolling contact with the substrate, said plane being the plane of the flat stationary substrate, the radius of curvature of the curved tool being greater than the length of the crank arm; and with the radius of the curved tool, the length of the crank arm, and the eccentric radius of rotation of the crankshaft being selected to maintain the contact line of the curved tool in the substrate plane during the rolling contact.07-12-2012

Patent applications in all subclasses Metal deforming