Abstract: Devices and methods for bending or cutting implants are disclosed herein. In some embodiments, an instrument can convert a rotational input force (e.g., supplied by a powered driver tool) into movement of a first rod holder with respect to a second rod holder. Such movement can form a bend in a rod or other implant held by the first and second rod holders. Various mechanisms for converting this movement are disclosed, such as a worm drive mechanism and a conical gear mechanism, as are various types of rod holders, including orbiting rollers, lid-type rod holders, fixed and pivoting half-pipe rod holders, and full-pipe rod holders. In some embodiments, the instrument can also be used for cutting, for example by rotating a cutting wheel with respect to a cutting plate to cut a rod or other implant inserted through openings formed in the cutting wheel and the cutting plate.

Abstract: In a tool storing device handling a tool mounting stocker in which a punch and a die of a press brake are mounted in one stocker with rear surfaces facing each other, each of the stockers is supported on both sides by endless belts having one driving shaft, and the endless belts are circulated so that each of the supported stockers does not protrude to a worker side, whereby a position of a path line of the appropriate one of the stockers can be freely positioned at a position of the path line PL of a tool holder on the press brake side. This enables rapid and easy tool replacement by a bending robot by storing not only the tool made of the punch and the die but also the hand for the robot together.

Abstract: A bending die for pre-bending a workpiece section includes a die section with a slot for partially receiving a bending punch for hemming a workpiece section during hemming, the slot leading from a bearing surface into the interior of the bending die, and a hemming section, arranged laterally with respect thereto, with a hemming surface. The bending punch includes a punch section (12) extending from a punch base surface and a hemming section, arranged laterally thereto, with a hemming surface. In this case, the hemming surface on the bending die is set back in a step-like manner with respect to a bearing surface of the die section, with the result that a stop surface extending from the bearing surface to the hemming surface is formed and the hemming section on the bending punch protrudes with respect to the punch base surface in the direction of the punch tip, with the result that the hemming surface protrudes in a step-like manner with respect to the punch base surface.

Abstract: A thin plate-shaped substrate molding device for pressing molding a pre-molded article to a prescribed irregular shape. The thin plate-shaped substrate molding device comprises a first die, a second die, a plurality of tensioning portions and a controller. The first and second dies are movably disposed to be moved towards and away from each other. The second die has protruding portions that protrude towards the first die for forming stretched portions and forming bent portions. The controller controls the first die, the second die and the tensioning portions. The bent portions are tensioned and stretched by the tensioning portions, while the stretched portions of the pre-molded article are still pressed by the first die and the protruding portions of the second die, to impart the shape of the protruding portions to the pre-molded article along the side edges of the protruding portions.

Abstract: A method for producing a functional shaft is provided in which a functional element which is provided with a pocket is inserted into a retaining element, a shaft is inserted into the pocket, and a force applied to the functional element while the shaft is being inserted into the pocket is measured. A device for producing a functional shaft and to a functional shaft produced in accordance with the method is also provided.

Abstract: A horizontally stacked hemming press includes a horizontally disposed base. A first vertical support is mounted on the base and disposed generally perpendicular to the base. A linear track is mounted on the base. A horizontally disposed die stack including a plurality of cooperably operable die sets are horizontally arranged in series and moveable along the linear track. Each die set includes a pair of vertically disposed die shoes. A guided press platen is horizontally moveable along the linear track. A second vertical support is mounted on the base distal from the first vertical support and disposed generally perpendicular to the base. A drive mechanism is supported by one of the supports and connected to the press platen for opening and closing the die sets. Actuation of the drive mechanism horizontally moves the press platen and thereby horizontally opens one of the die sets.

Abstract: A method for hot-forming and hardening a sheet-metal component with flanges in a cooled forming tool and an apparatus for carrying out the method are disclosed. A heated sheet-metal blank is inserted in a forming tool having a hollow form, with the sheet-metal blank projecting over the hollow form in marginal regions. The sheet-metal component formed from the sheet-metal blank is hardening of in the hollow form. A first flange having an X-bending axis is formed in a first marginal region with an auxiliary tool, and a second flange having a Y-bending axis is formed in a second marginal region with the auxiliary tool. The auxiliary tool has a plurality of dies, and the X- and Y-bending axes are not collinear and may be orthogonal to each other. Bending axes with a substantially perpendicular mutual orientation can be produced simultaneously in a single forming step.

Abstract: Systems, devices and methods are provided for bending an elongate member used in association with a medical procedure. In one form, a device for bending an elongate member includes a support platform and a plurality of engaging members positioned on the support platform. Each of the plurality of engaging members includes at least one engaging portion configured for positioning in contact with the elongate member. Each of the plurality of engaging members is movable in at least three directions relative to the support platform to form one or more bends in the elongate member. In one aspect, the elongate member is formed of a heat deformable material and the device includes a heating member configured to apply heat to one or more portions of the elongate member to facilitate bending. However, other embodiments, forms and applications are also envisioned.

Abstract: A bending die having a first bending surface and a second bending surface that is rotatable with respect to the first bending surface. The second bending surface rotates with respect to the first bending surface during a bending operation. The first bending surface is engagable with a workpiece during the bending operation to bend a first portion of the workpiece. The second bending surface is engagable with the workpiece during the bending operation to bend a second portion of the workpiece. The first portion of the workpiece and the second portion of the workpiece are disposed on a first side of a bend line formed by the bending operation.

Abstract: A discrete die for forming a three-dimensionally curved surface. The discrete die includes a frame and parallel pins which are individually movable in a first longitudinal direction relative to the frame. The pins are arranged in parallel rows and front ends of the pins define the three-dimensionally curved surface. Further included are substantially plate-shaped separating elements and at least one of which is situated between the rows. Also included are pressure elements for pressing against the rows of pins and configured to push off against the frame in the radial direction of the pins. A surface of some of the plate-shaped separating elements extends parallel to the first longitudinal direction, the surface being corrugated in the second longitudinal direction, at least during use of the discrete die.

Abstract: An apparatus and method for bending elongated metal elements comprising a bending station provided with a first contrasting pin, a bending support defining a first bending plane on which the elongated metal elements are positioned and advance, and a first bending pin mounted mobile around the first contrasting pin, in order to bend the elongated metal elements on the first bending plane in cooperation with the first contrasting pin. The bending station comprises a second contrasting pin mounted on the first bending pin, and a second bending pin disposed mobile with respect to a bending support in a slanting direction with respect to the bending plane, in order to bend the elongated metal elements in cooperation with the second contrasting pin on a second bending plane, angled with respect to the first bending plane.

Abstract: An apparatus for forming a finger-engaging portion in a stay-on-tab of a lid of a container includes a support, a fixture mounted to the support for movement between a first position and a second position in opposition to stay-on-tab of the lid of the container, and an abutment mounted to the fixture for movement between an open position and a closed position in opposition to the fixture and the stay-on tab in the second position of the fixture to bend the stay-on-tab between the fixture and the abutment to form in the stay-on-tab a finger-engaging portion that is upturned relative to the lid of the container.

Abstract: The present invention provides bending apparatuses and methods that can form lithographic plates having different radii, such as for different printing press configurations, without the need to remove and replace the anvils on a bending apparatus. More particularly, the present invention provides bending apparatuses having integrated changeable anvils useable for forming bends having different radii.

Abstract: The present invention relates to an apparatus for machining a variable trim line of a panel, which can machine the variable trim line through a simple manipulation within a single process at the time of machining a trunk lid panel. The apparatus includes: an upper die unit disposed at an upper die steel and including a select retainer adapted to selectively punch the variable trim line of the panel, and an upper punch adapted to be moved forward and backward; and a lower die unit disposed at a lower die steel in such a fashion as to be directed opposite to the upper die unit in a row and adapted to push a strap caught in the lower die steel while cooperating with punching operation of the upper punch of the upper die unit. With the apparatus, a die manufacturing cost can be reduced, productivity can be increased and default rate can be reduced.

Abstract: The invention relates to a folding device (1) for a bending press, in particular an edging press for a 180°-folding brace on a workpiece (2) with a forming die (3) comprising a V-groove and a forming stamp (4) adjustable thereto and comprising a wedge extension (26) and with a folding die (5) arranged adjacent to the forming die (3) and forming a support surface (33) in a plane (23) extending perpendicular to an adjustment direction of the forming stamp (4). A tool mount (7) with the forming die (3) and the folding die (5) is arranged adjustably on an upper side (18) of a table beam (9), in a direction perpendicular to a bending plane (22), forming a gap (27) for mounting the wedge extension (26) for the folding procedure.

Abstract: A double action tooling press apparatus for forming a beverage can lid has a longitudinal axis, an inner tooling assembly, and an outer tooling assembly. The inner tooling assembly is positioned about the longitudinal axis and has a downwardly extending stem. The stem has an upper segment having a free end and a separate lower segment having a proximal end. The proximal end is in operative communication with, but is not joined to, the lower free end of the upper segment. An opposing distal end is joined to a punch core tool. The outer tooling assembly is positioned about the longitudinal axis and has a passageway through which a portion of the stem passes, a chamber in which the proximal end of the lower segment of the stem resides and traverses upwardly and downwardly therein, a biasing means within the chamber for biasing the lower segment of the stem in an upward position, and a circumferential tooling assembly.

Abstract: A square pipe manufacturing method includes: a first processing step of forming a first intermediate formed product 13 by bending both widthwise end portions of a rectangular metal plate 1; a second processing step of forming a second intermediate formed product 21 by bending both widthwise sides of a bottom surface 11 of the first intermediate formed product 13; a third processing step of obtaining a third intermediate formed product 23 by curving the side wall surfaces 17 to be convex outward in the width direction by pressing the flange parts 7, 7 toward the bottom wall surface 19 and then pressing the curved side wall surfaces 17 inward in the width direction; and a fourth processing step of crush-deforming corners 31, 31, 33, 33 of the third intermediate formed product 23.

Abstract: A pressing device for forming steel sheet blanks into clips, which comprise curved planking elements and rectilinear stringer elements for connecting a fuselage cell skin to a stringer and to an annular rib in an aircraft fuselage, comprises at least one curved upper tool, at least one curved lower tool, at least one rectilinear upper tool, and at least one rectilinear lower tool. A steel sheet blank is receivable and formable between the at least one curved upper and lower tools and the at least one rectilinear upper and lower tools. The at least one curved upper and lower tool each comprises an upper and lower convexity surface designed to essentially correspond to each other in order to form the curved planking element in a single stroke surface model forming process by simultaneously bending and stamping.

Abstract: The disclosure provides a discrete die (1) for forming a three-dimensionally curved surface, comprising a frame (2), parallel pins (4) which are individually movable in their longitudinal direction relative to the frame, which pins are arranged in parallel rows (6) and whose front ends define said three-dimensionally curved surface, at least substantially plate-shaped separating elements (7) between said rows, as well as pressure elements (8, 9) for pressing the rows of pins with the separating elements there-between together whilst pushing off against the frame in the radial direction of the pins. At least the surface of at least some of the plate-shaped separating elements that extends parallel to the longitudinal direction is corrugated in the longitudinal direction of the rows (6), at least during use of the discrete die for producing a product.

Abstract: A curling die tool includes an upper die, a transmission, and a lower die. The upper die includes an upper-die body and a warping-bending pressure portion for a workpiece. The warping-bending pressure portion includes a punch member and is secured to the upper-die body. The transmission member includes a first supporting body corresponding to the punch member supporting the workpiece, along with a curling pressure portion. The transmission member defines a first supporting groove facing the upper die receiving the first supporting body, along with a curling-pressure-portion receiving groove opposite to the first supporting groove receiving the curling pressure portion. The lower die includes a second supporting body facing the curling pressure portion, supporting the workpiece, and defining a guiding groove and a second supporting groove receiving the second supporting body. The transmission member is movably connected to the lower die and slides along the guiding groove.

Abstract: In primary press forming process, a piece of blank sheet metal is draw worked so as to form a preformed work piece (Wb) provided with a bent portion (a) substantially conforming to a three dimensional contour of a leading edge of a blade to be protected and extending along a longitudinal direction, and a pair of planar portions (b and c) extending from either side of the bent portion. In a secondary press forming process, the planar portions (b and c) of the preformed work piece are stretch formed into a final shape that conforms to the corresponding profile of the blade while the bent portion (a) of the preformed work piece is clamped and protected from deformation.

Abstract: A propeller straightening apparatus utilizes a pair of adjustable hydraulic cylinders to apply pressure to a selected propeller blade of the propeller. Adjustments can include lateral, longitudinal and tilt angle. A propeller mount holds the propeller in a fixed position during straightening. The mount can be quickly loosened so that the propeller can be rotated to present a different propeller blade to the hydraulic cylinders. The cylinders have polyurethane tips portions that help grip the surface of the propeller. The apparatus can bend a selected propeller blade to change rake and/or pitch.

Abstract: A press-forming apparatus comprises a pair of press-forming units detachably secured to movable and stationary units facing each other, respectively. A metallic material is subjected to a press-forming through the press-forming units and then discharged therefrom as a heat transfer member for a heat exchanger. Each of the press-forming units comprises (i) a main forming section for forming on the material a heat transfer face with a corrugated portion, (ii) a pair of first subsidiary forming sections disposed on upstream and downstream sides of the main forming section so as to be adjacent thereto in the feeding direction of the material and (iii) a forming section-support base member detachably supporting the main forming section and the first subsidiary forming sections.

Abstract: An apparatus and method of forming serpentine heat exchanger coils from spine fin tubing involves applying spine fins to a tube while simultaneously forming the tube into a serpentine shape. The bending and fin wrapping occurs while a feed roll continues paying out the tube without interruption. Multiple bends can be made simultaneously.

Abstract: The application relates to an all-purpose pressing-bending machine having a feeding device (11) for feeding a material to be bent to a plurality of bending tool supporting slides (5), associated with a supporting plate (2). At least one of the bending tool supporting slides (5) can be operated independently from the other slides by a corresponding motor-reducing unit (6), each of the motor-reducing units being coupled to an electronic control device.

Abstract: The invention relates to a machine for stamping, bending and/or mounting of sheet metal parts with at least one upper housing part 14 and at least one lower housing part 16. Preferably, several are arranged in a row. On each housing part 14, 16 the carriage apparatus 20 is engaged by a motor. In order to increase the productivity of the machine, the carriage is driven by a program-controlled synchronous motor. In one embodiment a gear is positioned between motor and carriage which is formed preferably as an eccentric disc, connecting rod or elbow lever. The program-controlled synchronous motor is embodied as a torque motor and coupled by the gear member with the carriage.

Abstract: A method of manufacture includes the steps of making perforations using a perforating tool in a flat product before it is bent; making bends using a bending tool in the perforated flat product; detecting the position of a perforation on the corrugation; and slaving the relative position of tools to the detected position.

Abstract: A hemming machine is disclosed having a base, a nest adapted to support a part to be hemmed, a nest carrier which supports the nest and in which both the nest and nest carrier are vertically movably mounted to the base. At least one hemming die is laterally slidably mounted to the base and movable between an extended position in which the die overlies a portion of the nest, and a retracted position in which the die is spaced laterally outwardly from the nest. A lock unit selectively locks the nest carrier against vertical movement relative to the base in at least one, and preferably two positions, so that, with the nest carrier locked against movement relative to the base, inflation of a hydraulic bladder sandwiched between the nest and nest carrier displaces the nest vertically upwardly from the carrier so that the part carried by the nest is compressed against the hemming dies and performs the hemming operation.

Abstract: A hemming machine is disclosed having a base, a nest adapted to support a part to be hemmed, a nest carrier which supports the nest and in which both the nest and nest carrier are vertically movably mounted to the base. At least one hemming die is laterally slidably mounted to the base and movable between an extended position in which the die overlies a portion of the nest, and a retracted position in which the die is spaced laterally outwardly from the nest. A lock unit selectively locks the nest carrier against vertical movement relative to the base in at least one, and preferably two positions, so that, with the nest carrier locked against movement relative to the base, inflation of a hydraulic bladder sandwiched between the nest and nest carrier displaces the nest vertically upwardly from the carrier so that the part carried by the nest is compressed against the hemming dies and performs the hemming operation.

Abstract: A hemming machine of the type having a base, a nest for supporting a sheet metal part to be hemmed, and at least one die is disclosed in which the nest supporting the part to be hemmed is vertically displaced against the dies in order to form the hem. The improvement includes at least three elongated and external shafts wherein each shaft has one end rotatably mounted to the base so that the shafts are spaced apart and parallel with each other. A nut threadably engages each shaft, and these nuts are swivelly secured to the nest which permits a small amount of angular and radial deflection of the nut and shafts during movement of the nest from its lower to its upper position.

Abstract: The present invention relates generally to bending a workpiece to form a desired configuration and, in particular, to a method and apparatus for forming bends “out of sequence,” i.e., in a time sequence different from the spatial sequence of the bends on the workpiece. The apparatus of the present invention include a bending system for bending a workpiece and a positioning system for positioning the workpiece relative to a bending region so that bends can be formed in various locations across the bending region. By virtue of the disclosed structures, a series of bends can be formed on a workpiece at various locations within the bending region. Bends can be formed out sequence and without advancing the workpiece relative to the bending region.

Abstract: A stamping and bending machine (10) has upper and lower horizontal supports (18, 16) in each of which are formed two longitudinal chambers (80) which open out through broad longitudinal slits (86) on opposite sides of the horizontal supports (16, 18). On both lateral faces of the horizontal supports (16, 18) carriage assemblies (26) are fixed; each of these carries an angular gear (36) which is encapsulated in a gear housing and protrudes through the longitudinal slit (86) into the appropriate longitudinal chamber (80). The angular gears (36) in each longitudinal chamber (80) are provided with coaxial through-channels with polygonal profiles. A drive shaft (28) with matching polygonal profiles is inserted through the angular gear (36) of each longitudinal channel (80) and couples the carriage assemblies (26) together.

Abstract: Apparatus injects fluid such as sealing and balancing fluid into inflated tires, even two tires on a dual rim wheel, while on a vehicle. It seals to the valve stem so that the valve core can be unscrewed and retracted under pressure, providing an unobstructed fluid injection path before replacing the core without significant pressure loss. Tools for bending tire stems in situ facilitate apparatus installation.

Abstract: A portable machine for on the job forming of pre-countered metal roofing tile wherein the pre-contour may be selectively flattened for accurate cutting or bent to accommodate ridges or valleys.

Abstract: In a bending machine for wire or strip materials comprising a machine body (1) defining a work face (2) and having disposed thereon at least one planar and undercut guide path (F1 to F3) for tool mounting carriages (S1 to S4) mounted thereon for displacement therealong at least between operating positions by means of a selectively remote-controlled displacement drive system (7) and for being locked on said guide path in the selected operating position, each tool mounting carriage (S1 to S4) defining an operating axis (A1 to A4) extending substantially perpendicular to the respective guide path, and being provided with a tool carrier (6) mounted for displacement along the operating axis (A1 to A4) by means of an operating actuator (5), at least one guide path (F1, F2, F3) is formed with an arcuate curvature in the guide plane, the curvature preferably following a circular arc (K), and the concave side of the curvature facing towards a material feed axis (3).

Abstract: An apparatus for forming at least one curved, rectangular bodied surgical needle which comprises frame means, flat press means associated with said frame means for imparting first flat surfaces to opposite sides of at least a portion of at least one needle blank, curving means associated with said frame means for imparting an arcuate profile to at least a portion of the at least one needle blank and side press means mounted on said frame portion for imparting second flat surfaces to opposite sides of the needle blank, wherein said second flat surfaces are imparted substantially perpendicular to said first flat surfaces.

Abstract: A lower metallic die has a major surface for supporting a workpiece thereon. A ridgeline is formed on an end portion of the major surface and with which a bending portion of the workpiece is brought into contact. An upper metallic die has a plane surface rotatable in a bending direction of the workpiece to clamp the workpiece together with the ridgeline of the lower metallic die, thereby freely bending the workpiece at one angle of desired various angles. A rotation controller controls rotation of the plane surface of the upper metallic die, thereby rotating and positioning the plane surface at a position of the one angle of the desired various angles.

Abstract: A lower metallic die has a major surface for supporting a workpiece thereon. A ridgeline is formed on an end portion of the major surface and with which a bending portion of the workpiece is brought into contact. An upper metallic die has a plane surface rotatable in a bending direction of the workpiece to clamp the workpiece together with the ridgeline of the lower metallic die, thereby freely bending workpiece at one angle of desired various angles. A rotation controller controls rotation of the plane surface of the upper metallic die, thereby rotating and positioning the plane surface at a position of the one angle of the desired various angles.

Abstract: A hemming machine and method of operating the machine is presented in which a work supporting anvil is vertically positioned and driven in an impact stroke by an electric servo motor. A compound flanging and hemming die is mounted on a carriage for horizontal movement into and out of alignment with the anvil for successive formation of a flange and impacting the flange into a finished hem.

Abstract: A stamping and bending machine comprises a drive housing with a drive housing visual wall and two drive housing face walls. From each of the drive housing face walls projects at least one housing box. Processing devices are attachable to the housing boxes. A distributor gear is provided within the drive housing. Each of the housing boxes accommodates a housing box shaft drivingly connected with a distributor gear and with the processing devices.

Abstract: A bending device for forming a blanking tool of a die cutter used for cutting folding carton blanks. The bending device includes a support member defining a planar work surface, an axle member defining a longitudinal axis of rotation and orientated for rotation about said axis in a plane passing through said axis and perpendicular to said work surface, locator pins on said support member defining a plurality of bending stations and cooperable with said axle member to position said axle member at one of said bending stations during a bending operation; mounting arms for mounting said axle member on said support member to permit movement of said axle member to any one of said bending stations; and a roller mounted eccentrically at the lower end of said axle member and defining a bending axis parallel to and spaced from said rotational axis. When the axle member is positioned at a bending station and rotated a workpiece located between the roller and locator pin is bent to a desired angle.

Abstract: The guideway for each working carriage has a predetermined parking position in a bending machine for skein-shaped material, in which several working carriages can be adjusted in positions determined by a bending program in a working plate and which comprises at least one working carriage guideway and a drivable working carriage transport device, with which each working carriage can be optionally coupled for adjustment. Each working carriage positioned for working can be adjusted to its parking position with the transport device and can be adjusted again to any optional position from the parking position by the transport device. A program control unit is preferably provided which clears the working carriages after the machining of a lot size of a bending program to their parking positions with leader and trailer programs and, prior to the beginning of a lot size, brings the working carriages from their store parking positions with a new bending program and adjusts them to the new positions.

Abstract: A press brake system for bending, flanging, folding and forming an elongate and curved worksheet, and a worksheet handling device for handling such a worksheet are disclosed. The press brake system includes a press brake including a punch and a matrix which cooperate along a bending line in a working plane, and members for straightening an elongate and curved worksheet. The worksheet handling device includes members for straightening an elongate and curved worksheet. Such straightening members include: forcing members for applying force to the worksheet at central portion or end portions of a longitudinal edge, the force being in a direction perpendicular to the bending line and within a loading plane; and fixing members for fixing the worksheet so that it can not move against the force. This design enables the system to carry out appropriate bending or flanging to obtain a work with flanges of constant width along bending lines.

Abstract: A method and apparatus is provided for forming bends in a tube. A set of bend forming elements are mounted on each of a pair of parallel guideways. Each set of bend forming elements are interconnected by lazy tongs and a motor is provided to drive each set of bend forming elements along the guideways so that each set of bend forming elements may be moved together or separated while maintaining equal spacing between the elements. When a straight tube is placed between the sets of bend forming elements and the bend forming elements are driven together while the guideways simultaneously are driven apart, bends are formed in the tube to form the tube into a serpentine configuration. The bend forming elements have at least two different curvatures on their external surfaces so that the bends in the tube are formed in two stages with each of the different curvatures being sequentially operative to form the final bends in the tube.

Abstract: Disclosed is a crankshaft forming apparatus and method which has forming heads for forming throw sections at any angle 360.degree. about the rotational axis of the crankshaft and orienting the full length of the throw sections of the crankshaft. The throws are checked for parallelism to the rotational axis of the crankshaft. By turning suitable actuators such as screws, the forming heads are pivoted about a vertical and/or horizontal axis to adjust the throw formation relative to the longitudinal axis. In this manner, each forming head may be adjusted in position until all of the respective throws being formed are parallel to the rotational axis of the crankshaft. Also provided is a toggle mechanism which clamps tightly a rod being formed and opens and closes the clamping units for insertion and removal of the rod.

Abstract: The present invnetion is a portable reinforcing rod cutter and bender. A cutting die having elongate and oblique holes for receiving a plurality of rods to be sheared cooperates with a cutting blade connected to a hydraulically operated ram. A female bending die having a pair of pivoting die blocks cooperates with an anvil to bend rods of different diameter to bends having different angles and different diameters. The cutter and bender includes a first gauge for measuring bend angles and a second gauge for measuring the length of rods being bent or sheared. The cutting blade, cutting die, bending die, and anvil are readily removable to allow replacement thereof and to bend and shear different types and sizes of rods and pipes to different bend angles and bend diameters.

Abstract: A stator coil former is separated into forming sections and block supports. The forming sections are preferably separated into three sections: a cell bend forming section, an involute forming section and a lead bend forming section. The cell and lead bend forming sections may be repeatedly used while the involute forming section is individually designed. The supports for the forming sections preferably include supporting the cell bend forming section on a platen which supports the center portion of the stator coil, a working table for directly supporting the involute forming section, and an auxiliary table, supported by the working table, for supporting the lead bend forming section.

Abstract: The disclosure relates to improved methods of forming sheet metal of general application, and particularly useful in the formation of certain forms of merchandise display devices having relatively moving parts serving to serially advance stacks of merchandise packages.

Abstract: Fixturing for repair of automobile radiators is disclosed, usable for recoring of either brass or plastic tank radiators, including clamping gates providing first and second sets of parallel side rails adjustably spaced to receive a radiator header with a pneumatic cylinder exerting clamping pressure on the tank top. The radiator sits atop the first set of side rails when resoldering conventional tanks and is recessed between the second set of side rails which are alternatively installed for decrimping and crimping of the header tabs of plastic tank radiators. Crimping and decrimping hand tools of special configuration are disclosed which cooperate with the second set of side rails to permit single handed operation.

Abstract: An improved hemming die fixture, used in conjunction with a sheet metal press, is disclosed. The fixture is attachable to the ram, or ram assembly, of a metal press and carries with it a hemming die. The fixture is automatically displacable between working and standby positions. When not in use, the hemming die fixture is placed in a standby position wherein it is placed parallel to the ram of the press, and away from a primary die on the bottom of the ram. When required, the fixture may be actuated to place a hemming die parallel to, and below, the primary die located along the bottom of the ram. The hemming die then coacts with the work table, or second flat hemming die, of the press to form a hem along a longitudinal edge of a piece of sheet metal in a plane other than the plane in which a full bend is first formed along the edge of the sheet metal.