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| Number | Title | Issue Date |
| 7784317 | Safety system for a bending press and a slatted tool The invention describes a safety system (22) for a production unit (1) for bending a sheet metal part (3), in particular for a bending press (2), with a stationary bench beam (13) and a bending tool (4, 5) for a displaceable... | 08/31/2010 |
| 7784318 | Turned 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 to... | 08/31/2010 |
| 7454935 | Safety method and optoelectronic sensor A method and an optoelectronic sensor are provided for ensuring the safety of a machine tool having a first tool part carrying out working movements in the direction of a second tool part. The sensor monitors a three-dimensional protected field between the tool part... | 11/25/2008 |
| 7426811 | Method and clip apparatus for the closing of sausage-shaped packages In a clip apparatus (1) with a drive (2, 3) and a control (4), on the holder (6, 7, 17) of one of the clip closing work tools a force measuring device (9) is provided. Based on the measured force and through the control the drive i... | 09/23/2008 |
| 7421871 | Pressing tool and pressing process for extruding press fittings A pressing tool (13) includes a fluid pump (4), a cylinder element (5) arranged connecting with this and a piston which can be slid forward in the cylinder element (5) by pressure fluid of the fluid pump (4) and reset by a return s... | 09/09/2008 |
| 7340930 | Method for securing a machine tool and opto-electronic sensor for carrying out such a method The invention relates to a method for securing a machine tool comprising a first tool part that carries out work movements in the direction of a second tool part in order thereby to carry out a machining process on a workpiece, wherein an optoelectronic sensor monit... | 03/11/2008 |
| 7331244 | Stamping press line simulation device and method An apparatus and method for testing a stamping press die that has includes a plurality of mechanical devices. The apparatus includes a plurality of pneumatic connections for supplying pressurized air to each of the plurality of mechanical devices; a plurality of val... | 02/19/2008 |
| 7281403 | Production device, in particular a folding press and a method for operating a production device The invention relates to a production unit (1), in particular a bending press, and a method of operating the latter in order to shape workpieces of sheet metal between two press beams (15, 16) equipped with bending tools (36, 37) and displaceabl... | 10/16/2007 |
| 7187996 | Press machine A press machine uses a crank mechanism which can perform pressing by a pressing force control when a slide exists in a pressing region. When the slide is determined to exist between an initial position and a switching position to the pressing region, the slide is mo... | 03/06/2007 |
| 7152446 | Method of forming internal gear, and internal gear At the time for forming an internal gear from a raw material 2 of an internal gear, first, the raw material 2 is externally inserted onto a forming die 3 and fixed to the forming die 3 through a pressing die 4. Next, a forming roll... | 12/26/2006 |
| 7143617 | Press A press forming machines includes displacement measuring means for measuring a displacement between a slide plate and a reference plate. Control means measures a positional displacement of each of the driving sources by using the displacement measuring means in each... | 12/05/2006 |
| 7124608 | Pressing tool and pressing process for extruding press fittings A pressing tool (13) includes a fluid pump (4), a cylinder element (5) arranged connecting with this and a piston which can be slid forward in the cylinder element (5) by pressure fluid of the fluid pump (4) and reset by a return s... | 10/24/2006 |
| 7124499 | Apparatus for installing a length of wire The apparatus is used for installing a wire in a crimp, in particular a wire being provided on a wire spool mounted on a spool holder. The wire outputs the apparatus at a wire output guide. The apparatus comprises a crimp punch tool located in front of the wire outp... | 10/24/2006 |
| 7089773 | Apparatus and method for forming an elongated article An Apparatus and method for forming elongated metal articles includes one or more rotating dies (1) each provided with an indentation (3). The indentation (track) is shaped so as to be complementary to the actual final shape of the resulting articles, ... | 08/15/2006 |
| 7080534 | Safety apparatus for a machine, in particular for a press brake The present invention relates to a safety apparatus for a machine such as a press brake. The machine has a first and a second machine part which perform a working movement towards each other. The first machine part has a leading edge in the direction of movement, an... | 07/25/2006 |
| 7036226 | Crimp state estimation apparatus for crimp contact terminal and quality determination apparatus for crimp contact terminal A crimp state estimation apparatus includes: an information input section for inputting information on an crimp contact terminal, an electric wire, an anvil, and the crimper and an input compression ratio of a core wire of the electric wire; and an estimation unit f... | 05/02/2006 |
| 7007529 | Pressing machine A press forming machine having a slide plate which reciprocates by driving sources between a lower support stand and an upper support plate and has a forming space between the lower support stand and the slide plate. In the press forming machine, a reference plate f... | 03/07/2006 |
| 6925396 | Method and apparatus for measuring energy usage in a press machine An instrument system for a press machine environment includes a monitoring apparatus to determine the flywheel speed, slide speed, and slide displacement relative to, for example, Top Dead Center. These measurements are used to determine the energy consumed by the s... | 08/02/2005 |
| 6919555 | Guard device for machines such as bending presses, cutting machines, stamping machines or the like A guard device for machines such as bending presses, cutting machines, stamping machines or the like, has a first machine part which performs operative movements toward a second machine part. A laser photoelectric detector arrangement is attached to the first machin... | 07/19/2005 |
| 6919554 | Method and apparatus for securing a hazardous zone surrounding a moving tool A method and a sensor for the securing of a hazardous zone of a moving tool having a point of attack is disclosed. A monitored zone with a boundary surface is monitored whose cross-section extends along an arc of a circle or beyond it, wherein the center of the arc ... | 07/19/2005 |
| 6272892 | Forging press apparatus, controller of automation device used therefor and shut height controller To provide a controller of an automation device in a forging press capable of preventing the occurrence of a phenomenon in which raw materials are progressively transported in a partially lacked state and enhancing forging accuracy productivity, an inlet ... | 08/14/2001 |
| 6148504 | Operator safety device for attaching apparatus A cycle of operation of an attaching apparatus begins with determining whether an operator's extremity is in an area in which it can be struck by a downwardly moving ram during attachment of two fasteners to each other and to a material therebetween. If i... | 11/21/2000 |
| 6073471 | Electrical wire-crimping device A wire-crimping device detects if an electrical terminal is stuck to a crimper after crimping, thereby effectively eliminating deformed terminals. Electrical wire-crimping device (1) has a ram (42) slidably mounted to a housing (4). A reflection light sen... | 06/13/2000 |
| 6070521 | Slide control device of press Learning control is adopted in slide control of a press, and the actual behavior pattern of the slide is converged to the optimum pattern thereby breakage of a metal mold or the like can be prevented. The slide control device is provided with a linear mot... | 06/06/2000 |
| 6053099 | Flywheel engaged pump/motor A system for use in a press machine includes a drive assembly in the form of a pinion gear that selectively engages the flywheel to enable operative driving rotation of the pinion gear by the flywheel. A load system in the form of a hydraulic pump is arra... | 04/25/2000 |
| 6012312 | Double blank detector apparatus and method of operation A double blank detector apparatus and method of operation determines the condition of when one blank, no blanks or more than two blanks are about to be fed into a press. An indicator bar advances relative to the number of blank sheets of material being de... | 01/11/2000 |
| 5934125 | Refuging system for emergency of transfer feeder There is provided a refuging system for transfer bars of a transfer feeder of a transfer press, in which the transfer bars are driven by a transfer bar driving mechanism including an induction type servo motor. The refuging system includes a servo control... | 08/10/1999 |
| 5906126 | Angle adjusting device of steel bar bending apparatus An angle adjusting device of a steel bar bending apparatus includes at least an adjusting unit, having a casing inside which a worm and worm gear pair is disposed. The worm is rotatably fit over a shaft which is in turn rotatably supported within the casi... | 05/25/1999 |
| 5887469 | Terminal crimping device A terminal crimping device includes an elevating crimper for crimping terminals onto exposed conductors of cables and an anvil positioned opposite to said elevating crimper so that the ascend/descend of the crimper is carried out by a servo motor. The ter... | 03/30/1999 |
| 5868020 | Brake time monitor and brake control system for a press having a programmable controller A brake time measurement and brake control system measures the brake time of a subassembly, such as an upper die of a press, with the programmable controller already used to control the press. The programmable controller has a selectable time interrupt wh... | 02/09/1999 |
| 5819570 | Motor driven portable crimper having a detection mechanism to automatically turn off the motor A crimping station of a motor-driven portable crimper (A) has a movable head driven by a motor (M) to reciprocate straight towards and away from a fixed anvil. An automatic switch will automatically stop the motor upon detection of the movable head retrac... | 10/13/1998 |
| 5813263 | Ram position setting method and ram control unit for press brake During the process of bending a workpiece, actual load exerted on the workpiece and displacement are sampled and the bending stress to displacement relationship is obtained from the sampling data and data on the actual thickness of the workpiece. From the... | 09/29/1998 |
| 5697146 | Apparatus for crimping terminal to electrical wire An apparatus for crimping a terminal includes a crimper vertically reciprocating to crimp electric terminals to conductors of a striped wire, and anvil opposing the crimper, and an operating mechanism for vertically reciprocating the crimper. The operatin... | 12/16/1997 |
| 5622069 | Stamping die with attached plc A metal stamping die for a punch press is provided that has a programmable logic microcontroller fixed directly to the die body of the stamping die. The programmable logic microcontroller is encased in epoxy resin to protect it from contaminants and to pr... | 04/22/1997 |
| 5617753 | Low force auto-open tooling for tube bending machine A tube bending machine is provided which includes a rotatable bend die about which the tube is bent and a rotatable clamp die disposed outwardly of said bend die and movable to secure the tube between the clamp die and the bend die. A clamp die positionin... | 04/08/1997 |
| 5592733 | High production hardware insertion press incorporating operator and tool protection systems and apparatus Presented is a hardware insertion press of the type for insertion of fasteners in sheet metal. The press incorporates both operator and tool protection systems that prevent the operator from being injured during use of the press, and which prevent the too... | 01/14/1997 |
| 5575186 | Machine tool stroke control system A unique system and process for controlling the stroke positions of tools on a multi-station metal working machine are disclosed. The system and process are suitable for use with a metal working machine which carries the tools on an arm pivoted by an actu... | 11/19/1996 |
| 5551270 | Extrusion forming of internal helical splines An extrusion assembly, which fits into a hydraulic press, includes an upper die plate and a lower die plate mounted to one another by die guide posts. A lead bar is coupled to the upper die plate at one end and to a mandrel at its other end and includes h... | 09/03/1996 |
| 5522244 | Method of operating a punch press during start-up and stopping When starting up the punch press its eccentric shaft must accelerate through a start-up angle from the resting state up to the operating speed of rotation due to the forces of inertia of the moving structures of the punch press. When stopping the punch pr... | 06/04/1996 |
| 5375513 | Press installation with slides connected at linking points by connecting rods to a press frame A press installation that has working stages with a press frame having press supports, a press bed, a headpiece, and turnbuckles which rigidly connect the press supports, the press bed, and the headpiece with one another. The press installation has a slid... | 12/27/1994 |
