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| Number | Title | Issue Date |
| 7878038 | System and process for production of three-dimensional products from wire A process of production of three-dimensional products from wire (1) or other suitable material, which process may be implemented in a system (8) that may include an advancement mechanism (9), a straightening mechanism (11), a length measu... | 02/01/2011 |
| 7434437 | Method of making a metallic thin wire for a medical tool In a method of making a metallic thin wire 1, one single metallic thin wire 2 is prepared to have a predetermined length with a middle portion of the one single metallic thin wire 2 as a fixed portion. Front and rear half portions of the one sin... | 10/14/2008 |
| 7283891 | Robot and method for bending orthodontic archwires and other medical devices A robotic bending apparatus for bending archwires and other types of elongate, bendable medical devices into a desired configuration includes a first gripping tool and a moveable gripping tool. The first gripping tool can be either fixed with respect to a base or ta... | 10/16/2007 |
| 7238309 | Extruded ceramic log transfer system An apparatus for orienting section of a plasticized ceramic extrudate includes a marking assembly for applying an orientation reference mark to a plasticized ceramic extrudate exiting an extrusion die onto an extrudate support, and at least one extrudate-contacting ... | 07/03/2007 |
| 7229986 | Melanin-concentrating hormone antagonist A melanin-concentrating hormone antagonist comprising a compound of the formula: wherein R is hydrogen atom or a cyclic group which may be substituted; X is a bond or a spacer having a main chain of 1 to 10 atoms... | 06/12/2007 |
| 7111483 | Method and apparatus for fabricating helically shaped ribbons of material Apparatus and methods are utilized to form turbulators. The apparatus includes a first mechanism for accepting a ribbon of material along an axis, a second mechanism for rotating an end of the ribbon of material, and a third mechanism for moving the second mechanism... | 09/26/2006 |
| 7076980 | Robot and method for bending orthodontic archwires and other medical devices A robotic bending apparatus for bending archwires and other types of elongate, bendable medical devices into a desired configuration includes a first gripping tool and a moveable gripping tool. The first gripping tool can be either fixed with respect to a base or ta... | 07/18/2006 |
| 7069757 | Twisting apparatus for ultrafine rectangular bar The present invention relates to a twisting apparatus for an ultrafine rectangular bar, comprising: a chuck; chuck driving means; at least two vise clamps each of the vise clamps having a pressing surface capable of contacting to a side surface of the ultrafine rect... | 07/04/2006 |
| 6971415 | Rotational grip twist machine and method for fabricating bulges of twisted wire electrical connectors Bulges in a wire having helically coiled strands are formed by untwisting the strands in an anti-helical direction at a predetermined position, to form an electrical connector from a length of the stranded wire. The wire is gripped by moving two spaced apart clamp m... | 12/06/2005 |
| 6959572 | Fixture for holding metals parts for bending or twist correction A fixture for supporting a workpiece such as a cast turbine blade allows bending and/or twist correction of the workpiece with the movable ram of a press. The fixture includes a base and a pair of workpiece supports mounted at spaced locations on the base. A bearing... | 11/01/2005 |
| 6857303 | Machine for bending and twisting flat metal wire A machine for bending and twisting flat metal wire for producing a motor vehicle wiper arm. The machine includes device for feeding and maintaining the wire, and at least a mechanism capable of gripping and releasing the wire in output of the feeding and maintaining... | 02/22/2005 |
| 6751998 | Method for forming a three dimensional object In a method for forming a three-dimensional object and in particular to a method for forming a three-dimensional beam, it is desirable to form three-dimensional beams (5) having complex forms by using an efficient forming process for the beams which may be in... | 06/22/2004 |
| 6729026 | Rotational grip twist machine and method for fabricating bulges of twisted wire electrical connectors Bulges in a wire having helically coiled strands are formed by untwisting the strands in an anti-helical direction at a predetermined position, to form an electrical connector from a length of the stranded wire. The wire is gripped by moving two spaced apart clamp m... | 05/04/2004 |
| 6397653 | Folded metal bellows A method of making a folded metal bellows wherein an n-sided mandrel is positioned within a metal tube at an initial position. A convolution is formed by: axially moving and turning the mandrel with respect to and within the tube from the initial position... | 06/04/2002 |
| 6378347 | Machine for manufacturing twisted and offset electrical conductors In an exemplary embodiment of the invention, a machine for shaping a bus bar comprises a first retaining device, a second retaining device, a twisting device and an offset mechanism. The first retaining device is arranged to secure a first section of the ... | 04/30/2002 |
| 6318142 | Spacer device for a basket forming apparatus A spacer device for use with a basket forming apparatus, the spacer device comprises a plurality of angularly spaced, radially extending arms (3, 4, 5, 6) corresponding in number to the number of metal bars forming the basket, each of which arms is adapte... | 11/20/2001 |
| 6287210 | Process of forming a twisted, spirally grooved member and the member formed thereby A novel process of forming a member, process of forming an extruded and axially twisted member, such as a drill, a fastener, a self-drilling/tapping fastener, and the member formed by the process is disclosed. The process includes the steps of: providing ... | 09/11/2001 |
| 6260398 | Forming of hollow extrusions with double plane bends and twists A method and apparatus for forming hollow extrusions. Specifically, a method and apparatus for imparting one or more bends and/or twists in a hollow extrusion under stretch. The apparatus may perform all of these formation and stretch functions as the res... | 07/17/2001 |
| 6220072 | Forming press of crankshafts The present invention relates to a forming press of crankshafts which is safe, has a slide of large strength and high forming precision, and is capable of high-speed cyclic operation. A forming press of crankshafts includes a forging unit for twisting and... | 04/24/2001 |
| 6189359 | Twisting machine for polygonal cross-section bars A twisting machine for polygonal cross-section bars having an independent jaw chuck fitted on a mandrel and a counteracting support slidable on a prismatic guide, which is firmly connected to the machine and parallel to the mandrel; the jaw chuck includes... | 02/20/2001 |
| 6009738 | Apparatus for forming metal The apparatus allows a metal blank which, in one embodiment, comprises a plurality of bars held in parallel relationship, to be formed into a twisted and bowed shaped object (4) which is referred to in the art as a basket. The forming can be achieved with... | 01/04/2000 |
| 5771726 | Apparatus and method for twisting hollow rods Apparatus and methods for uniformly twisting hollow, open-seam rods with preferably rectangular cross-sections for use as decorative curtain rods are disclosed. The twist extends throughout substantially the entire length of the rod. This feature enables ... | 06/30/1998 |
| 5676013 | Spiral component for a baluster and method and machine for making same Discrete bars are formed into a spiral component for a baluster by disposing a plurality of the bars side by side. A rod is butt welded to one of the two ends of the plurality of bars. Then the bars are cold twisted axially a first angular amount in one d... | 10/14/1997 |
| 5410808 | Method of making a double wall twist tube A double wall twist tube is formed from at least two tubular blanks with a smaller tubular blank forming the inner wall and a larger tubular blank forming the outer wall. The smaller tubular blank is located within the larger tubular blank and the tubular... | 05/02/1995 |
| 5295381 | Twist-forming press for crank shaft or the like A twist-forming process and a coining process for a crank shaft are carried out by using one twist-forming press including a twist forming section and a coining section, and a stopper height adjusting means for determining the crank pin arrangement and fo... | 03/22/1994 |
| 5170654 | Method for wire bending in three dimensions Method, applicable to two-dimensional wire bending machines for extension of their operation in bending to form three-dimensional wire frames, which is characterised by the application of a torsional moment along the axis of the wire and before the bendin... | 12/15/1992 |
| 5063662 | Method of forming a hollow blade An untwisted hollow blade with internal reinforcing ribs is formed by diffusion bonding two halves. A predominate portion of the blade twist is accomplished by gravity creep deforming against a supporting die, aided by applying twisting moments at the end... | 11/12/1991 |
| 4972696 | Forming elongate structural components A system for forming components to have a predetermined contour includes a manipulator having four manipulating heads 44, 52, 56, 58 which engage longitudinally spaced portions of the component. The system uses the manipulator to determine the initial con... | 11/27/1990 |
| 4878369 | Apparatus for forming elongate structural components A system for forming components to have a predetermined contour includes a manipulator having four manipulating heads 44, 52, 56, 58 which engage longitudinally spaced portions of the component. The system uses the manipulator to determine the initial con... | 11/07/1989 |
| 4827753 | Extrusion former with three-way powered movement An elongate member former is characterized by three-way powered forming movement and is composed of a main frame and a moveable die table mounted on the main frame and adapted to carry a die for being urged against the member to form the member into a pre... | 05/09/1989 |
| 4766751 | Apparatus for continuously producing tube having helical grooves in its inner surface An apparatus for continuously producing a tube having helical grooves in its surface comprises a first drum, a flier having an axis intersecting the axis of the first drum at right angles therewith and rotatable around the first drum, and a second drum. O... | 08/30/1988 |
| 4735071 | Apparatus for continuously producing tube having helical grooves in its inner surface An apparatus for continuously producing a tube having helical grooves in its inner surface comprising a tube twising rotary frame, a pay-off drum mounted on the rotary frame for paying off a tube having straight grooves in its inner surface, a nozzle prov... | 04/05/1988 |
| 4656860 | Dental apparatus for bending and twisting wire pieces In dental treatment for fitting a wire piece onto the teeth and/or jaw, a patient is subjected to repeated bending and in some cases twisting of the wire and some arrangement for completing the treatment, with whose help the bending and twisting process t... | 04/14/1987 |
| 4627254 | Cutting device for a multi-dimensional bending apparatus A multi-dimensional bending apparatus is disclosed, wherein the entire length of the product is divided into a plurality of imaginary segments which are identified by detecting the continuously supplied length of an elongate material. The material is bent... | 12/09/1986 |
| 4624121 | Method of, and apparatus for producing multi-dimensionally bent elongate articles A multi-dimensional bending method and apparatus are disclosed, wherein the entire length of the product is divided into a plurality of imaginary segments which are identified by detecting the continuously supplied length of an elongate material. This mat... | 11/25/1986 |
| 4604884 | Twisting apparatus of root canal reamer or file material and method for manufacturing root canal reamer or file An apparatus for the manufacture of a root canal reamer and a method of manufacture of the same. An apparatus for twisting reamer material has a triangular or rectangular cross-sectional opening, a chuck portion holding root part of taper-like reamer mate... | 08/12/1986 |
| 4596064 | Method for manufacturing a screw flight A method and apparatus for manufacturing the screw flight section of a screw conveyor is disclosed. The apparatus includes two horizontal arms which extend from a vertical support and at the terminal end of these arms there are dies for engaging the inner... | 06/24/1986 |
| 4591788 | Magnetic field sensing device A magnetic field sensing device for sensing low levels of magnetic intensity is composed of a ribbon-shaped strip of amorphous magnetic material having at least one twist along the length thereof between the ends of the strip. Subsequent to imparting the ... | 05/27/1986 |
| 4580430 | Torsional molding apparatus for crank shaft A torsional molding apparatus for arranging each crank pin of a crank shaft at a predetermined angular position wherein a plurality of crank pins are arranged on the same plane passing through an axis of the crank shaft. The apparatus comprises posts on a... | 04/08/1986 |
| 4459164 | Method and apparatus for compensating for axial deformation of screw shafts due to heat treatment A method and apparatus for compensating for axial deformation of screw shafts due to heat treatment, wherein in the process of hardening of a screw shaft, the screw shaft is twisted to produce permanent twist deformation by an amount corresponding to the ... | 07/10/1984 |
