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| Number | Title | Issue Date |
| 8109123 | Riveting unit for electric rivet gun A riveting unit is assembled with an electric rivet gun, including a transmission unit, a clamping jaw having a locating portion driven by the transmission unit to be moveable between a first position and a second position, a first sensor detecting whether the locat... | 02/07/2012 |
| 7448242 | 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... | 11/11/2008 |
| 7351948 | Safety system and method utilizing multiple laser beams for an industrial machine A method of operating a safety system for an industrial press having a moveable section and a stationary section, the safety system providing a plurality of continuous planar laser beams having a generally constant lateral width, each laser beam being spaced at vary... | 04/01/2008 |
| 7346971 | Blind rivet monitoring system supply pressure compensation A rivet set quality monitoring system is disclosed. A supply pressure sensor monitors the supply pressure to the tool. The tool has a second sensor which monitors strains or loads associated with a rivet set event. A processor evaluates outputs from the pressure sen... | 03/25/2008 |
| 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 |
| 7331208 | Die cushion controller A die cushion controller uses position control to position die cushion members for placement of a metal sheet. A pressing process starts and the upper die is lowered. When a position detector detects a position at which the upper die touches the sheet metal, the die... | 02/19/2008 |
| 7331205 | Rivet monitoring system A rivet monitoring system is provided which has a micro-strain or micro fluid pressure sensor that measures strains or pressures within a tool component. These measured signals are compared to a number of tolerance bands formed about median strain or pressure versus... | 02/19/2008 |
| 7313852 | Method of forming a rivet using a riveting apparatus A riveting yoke assembly (11) comprises a yoke (30), a force applying mechanism (22) and a rivet forming device (34, 36). The yoke has a first end (38), a second end (40), and a middle section (42) coupled between the... | 01/01/2008 |
| 7313851 | Method for monitoring the installation of blind rivets Apparatus is provided for monitoring the installation of a blind rivet to attach together top and bottom members. The blind rivet installation tool includes a housing having an anvil seated on the rivet head. A collet is reciprocable within the tool housing and carr... | 01/01/2008 |
| 7176444 | Precision adjustable light barrier A light barrier having a light emitter (9) spaced apart from a light receiver (10), the emitter including a light source (12) and transmission optics (13) emitting a substantially parallel light beam 11. The light receiver (10 | 02/13/2007 |
| 7176110 | Technique for forming transistors having raised drain and source regions with different heights The height of epitaxially grown semiconductor regions in extremely scaled semiconductor devices may be adjusted individually for different device regions in that two or more epitaxial growth steps may be carried out, wherein an epitaxial growth mask selectively supp... | 02/13/2007 |
| 7174324 | Crimping connection design system using multilayer feedforward neural networks Estimation sections which have beforehand learned a relationship between known connection data pertaining to connection design and unknown connection data pertaining to connection design for the known connection data estimate the unknown connection data for the know... | 02/06/2007 |
| 7089802 | Method and apparatus for determining hydrogen embrittlement A method and apparatus for determining failure of a test component. The apparatus, according to a selected method, is able to determine the embrittlement potential of a selected procedure for a selected material. The apparatus is able to determine the embrittlement ... | 08/15/2006 |
| 7086261 | 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... | 08/08/2006 |
| 7079919 | Method for setting the travel of a press brake A method for setting the travel of a press brake comprising at least one sensor, which measures a physical parameter (p) that varies with the force exerted by the punch on a piece of sheet metal placed on the die, and an electronic device that controls the displacem... | 07/18/2006 |
| 7036345 | Method of monitoring ram speed of press brake, press brake using the method, and method and apparatus for controlling ram position of press brake A vertical position of a ram is directly detected by a ram position detector. A first speed arithmetic operating portion determines a first ram moving speed on the basis of a change of the detected position. A second speed arithmetic operating portion determines a s... | 05/02/2006 |
| 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 |
| 6941783 | Double action oil hydraulic press A double action oil hydraulic press is provided having a main cylinder for actuating a slide and a lower part forming cylinder for actuating a lower part forming unit, wherein the operations of the cylinders are controlled through the combined control of the rotatio... | 09/13/2005 |
| 6938447 | Apparatus and method of correcting deformation of gas turbine blade An apparatus for correcting deformation of a gas turbine blade includes a stationary die fixed to a backside of a tip shroud of a gas turbine blade to hold a back surface thereof and a pressing die pressing a front surface of the tip shroud so as to press the tip sh... | 09/06/2005 |
| 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 |
| 6915700 | Press for simulating compression loading of a point site on a workpiece in a nip type process A simulation press is provided comprising a fixed main body; a carriage associated with the main body for movement relative to the main body; a first plate coupled to the fixed main body and being adapted to engage a workpiece; and a second plate coupled to the carr... | 07/12/2005 |
| 6903327 | Laser guarded industrial press safety system A safety system for an industrial press having a moveable section (30), the safety means including: a laser emitting means (1) for emitting a continuous planar laser beam (9) having a generally constant lateral width; a light receiving means ( | 06/07/2005 |
| 6871521 | Method for operating a bending press and bending press, especially a folding bending press A method of operating a bending press, in particular an edging press, and a bending press for carrying out this method. For each drive of a drive arrangement, the actual pressing force is detected for the displaceable press beam during a bending process for the work... | 03/29/2005 |
| 6810352 | System, method, and computer program product for aiding optimization of die assembly shape for plasticity manufacturing In order to realize improving dimensional accuracy of a plastic workpiece and realize reducing a production cost and shortening time duration of manufacture, a computer comprises an initial die assembly shape calculating function to calculate a die assembly shape fo... | 10/26/2004 |
| 6772682 | Press shutheight adjustment using bolster hydraulic tie rod assemblies A shutheight adjustment system incorporating tie rods and accompanying hydraulic tie rod nut assemblies in connecting a bed to a bolster of a mechanical press for dynamically altering the tensioning of the tie rods. Each hydraulic tie rod nut assembly includes a cyl... | 08/10/2004 |
| 6487885 | Method and apparatus for producing a crimped connection A crimping press provides increased accuracy and precision. Both a rotative measuring system, such as an encoder arranged at a motor shaft, and a linear measuring system such as, for example, a measuring head and a glass scale, are provided. The linear me... | 12/03/2002 |
| 6474227 | Method of controlling synchronous drive of pressing machine and pressing machine usable in the method With a method of controlling synchronous drive of a plurality of pressing machines, each of the pressing machines has a motor, a drive shaft to which a torque of a flywheel driven by the motor is transmitted through a clutch and a slide driven by the driv... | 11/05/2002 |
| 6456898 | Press monitoring and control system A press monitoring and control system includes a press machine, a press configuration module and a press controller. The press machine has a lower die coupled to an upper die, wherein the lower die includes a top surface supporting a strip of material to ... | 09/24/2002 |
| 6292262 | Method and device to measure the gap between variable-position elements Device and method to measure the gap between substantially static elements with a variable reciprocal position, used to adjust the reciprocal position of said elements to obtain a desired transit gap, comprising visual recording means connected to a proce... | 09/18/2001 |
| 6101857 | Apparatus for monitoring and controlling progressive punch press production of articles and associated method Apparatus for progressively manufacturing fabricated or semi-fabricated articles, such as a rotor or stator assembly, includes a punch press and a progressive stamping die for creating the assemblies from sheet stock moving therebetween. A microcontroller... | 08/15/2000 |
| 6047579 | RF tag attached to die assembly for use in press machine A tag for use in a press machine includes a reprogrammable storage area provided in the form of a read/write memory for storing reprogrammable die information associated with the die assembly. A communications device provided in the form of a transceiver ... | 04/11/2000 |
| 5875665 | Apparatus and method for bending a workpiece An apparatus for bending a workpiece comprises a stretching device for stretching the workpiece. In the process for bending the workpiece, an inclination angle made by a direction a tension force is acted to the workpiece and a direction a stretching fort... | 03/02/1999 |
| 5813322 | Die height correcting apparatus for press A die height correcting apparatus for a press having sides formed by C-shaped frames and a slide to be driven up and down being provided on an upper portion of a press body, includes an auxiliary frame provided on the side surface of at least one of the C... | 09/29/1998 |
| 5727409 | Method of controlling a terminal crimping apparatus A terminal crimping apparatus is equipped with a vertically reciprocating crimper for crimping a terminal to an exposed conductive portion of an electric wire and an anvil opposing to the crimper. The crimper is vertically reciprocated by an activation de... | 03/17/1998 |
| 5724843 | Method of diagnosing pressing machine based on detected physical value as compared with reference A diagnostic method of diagnosing a press for the presence of any abnormality that deteriorates a quality of a product manufactured by the press, wherein physical value (Fs, Fsi, Ff, Ffi, Fp, Fpi, Xsi, Xei, Xy, Xz, Vx, Gx, Gy, Gz, Temp A, Temp B, Va0, Vf0... | 03/10/1998 |
| 5666710 | Blind rivet setting system and method for setting a blind rivet then verifying the correctness of the set A system for first setting a blind rivet and then verifying the correctness of the set comprising a rivet setting tool to set the rivet and computer logic to verify the correctness of the set. The setting tool includes a jaw assembly for holding the stem ... | 09/16/1997 |
| 5661887 | Blind rivet set verification system and method A blind rivet set verification system for setting a blind rivet assessing the acceptability of the rivet set. The system includes a remote intensified rivet setting tool and computer hardware and software. The tool comprises a displacement transducer that... | 09/02/1997 |
| 5661656 | Method and apparatus for improved tool set-up and adjustment using thin tactile sensors A method and apparatus for improved tool set-up and adjustment using thin tactile sensors. A method is provided comprising the steps of affixing a plurality of sensing cells to the tool at spaced locations thereon, electrically connecting the sensing cell... | 08/26/1997 |
| 5533371 | Measurement device for roll gap control and process for its operation A rolling or continuous casting and rolling mill facility includes a roll set comprising working rolls defining a roll gap therebetween and support rolls, at least one of the working rolls and the support rolls having coaxial reduced diameter barrel porti... | 07/09/1996 |
