Abstract: An apparatus for the opening of paper bobbins and other rolls of material is provided. A flat blade is advanced from the side of a wound roll of material such that it intersects the roll over substantially its entire width. A cutting blade or other cutting mechanism then severs the layers of the roll which are outside the flat blade, and the flat blade protects the inside layers from being damaged. In preferred embodiments, a jet of air or other gas may be used to ease the insertion of the flat blade, or a gripping device which pinches the surface of the roll between opposed friction pads creates an arch in the surface of the roll through which the blade is inserted. The device is particularly suitable for use in cigarette making machines which require undamaged paper feeds.

Abstract: A bagel slicer generally comprising a base, a flexible connector, a lid and a knife. The base has upwardly projecting bagel retention protrusions and two end walls attached to opposing ends of the base which define a bagel receiving space. Between the walls there is a first plurality of elongated side members in a parallel spaced relationship to each other, and a second plurality of elongated side members in a parallel spaced relationship to each other and to the first plurality of elongated side members. Each elongated member is engaged with the walls such that there remains slots between them to insert a knife. A flexible connector is attached to the lid and one of the walls.

Abstract: A system for clamping sheet material against an underlying support surface employs linear arrays of clamp units, each unit including a separate clamping member having a head portion with a flat top surface and a peripheral element constructed to engage an edge portion of the sheet material. The clamping members are disposed in spaced relationship along marginal portions of the support surface, and an actuating device is providing for effecting movement of the clamping members between release and clamp positions. The cutting head utilizes a blade magazine-mounting slide, the travel of which is positively limited and which has a unique pin arrangement for facilitating the interchange of separate magazines adapted for specific cutting modes.

Abstract: In an apparatus for shearing multi-walled workpieces, such as metal framing studs, a base support defines a blade gap therebetween, and a guillotine-like blade is slidably received within the gap for shearing the workpieces. A pair of first supports are each slidably mounted on a respective base support. A pair of second supports are also each slidably mounted on the base support, and are spaced apart from and face the first supports to thereby define an adjustable-width channel therebetween. Each of the supports defines a blade-like edge for engaging an elongated, multi-walled workpiece, such as a framing stud, which is received within the channel, and the first and second support surfaces are each moved into contact with a respective wall of the workpiece to support the workpiece. The supports can be oriented relative to one another such that the axis of the channel, and a longitudinal axis of the workpiece received within the channel can be oriented at a desired angle relative to the blade.

Abstract: A device for preparing and opening a roll of a strip of supple material. A flat blade is provided and is inserted from one side of the roll to separate the top layer, which is to be cut, from the lower layers. When the top layer is cut, the cutting portion of the cutting blade comes to rest against the flat. A clamp holds the cut layer and a transferring device handle the cut top layer.

Abstract: An apparatus for punching transversely throughgoing coaxial holes in spaced walls of a workpiece has a holder supporting the workpiece and an outer tool part formed with a pair of transverse bores and displaceable between an advanced position engaged over the workpiece on the holder and outwardly flanking the walls and a retracted position spaced from the holder. An inner tool part formed with a transversely throughgoing bore is displaceable in the advanced position of the outer tool part between an advanced position engaged between the walls and with its bore coaxial with the bores of the outer tool part and a retracted position with its bore spaced from the workpiece in the holder. The outer tool part is formed with a waste passage aligned with the inner-part bore in the retracted position of the inner part.

Abstract: A lead cutting apparatus of an electronic component, which is capable of cutting of leads of the component to a specific length independent of the shape and size of the component. This apparatus includes a table with a flat surface on which an electronic component is placed. The package of the component is supported by the flat surface of the table. A pair of cutting units are located at each side of the table. Each of the pair of cutting units has a gripper for gripping a corresponding one of the leads of the component, a cutter for cutting the corresponding one of the leads to a specific length, and a retainer for retaining the package of the component on the table. The pair of cutting units are designed to be moved toward the table and away from the table by a pair of moving units, respectively.

Abstract: A shear assembly to be replaceably installed in a portable, hydraulic punch press for cutting L sectioned steel strips at, typically, 45 degrees preparatory to combining them into rectangular frames at sites of construction. The shear assembly comprises a fixed shear in the shape of a female V with an apex angle of 90 degrees, and a movable shear in the shape of a male V movable up and down past the fixed shear. Formed in fixed relation to the fixed shear is a work rest having a pair of contact surfaces with a ridge therebetween in alignment with the apex of the fixed shear. The contact surfaces of the work rest are so positioned and angled that the opposite ends of an L sectioned steel strip can be cut off into angles of symmetrical shape. An alternate embodiment is disclosed.

Abstract: An apparatus for cutting slots in corrugated and twin-wall pipes that have annular elevations alternating with annular impressions, comprises a machine frame with a pipe duct and a lifting carriage for moving a pipe through the pipe duct. Two groups of holding and centering levers are provided which are engageable with a pipe for straightening and retaining the latter axially and radially. Further, saws are provided which are disposed between two groups of holding and centering levers on the machine frame and which are movable to reciprocate lineally and radially in relation to the axis of the pipe duct.

Abstract: A bagel, roll, and bun holder device for holding a bagel, roll, bun or other similar object which provides a safe and stable device for slicing the bagel, roll, bun or other similar object with a hand-held knife is provided. The bagel, roll, and bun holder device comprises a base element and a first and a second holding element. The base element has a first and second edge. The first and second holding elements each have a marginal side edge, each have an inside surface and an outside surface, each have a stop element on their inside surface, and each have a frictional element on their outside surface. The first holding element is pivotally attached to the first edge of the base element at its marginal side edge. The second holding element is pivotally attached to the second edge of the base element at its marginal side edge. The first and second holding elements are pivotally movable from an opened position to a closed position.

Abstract: In an apparatus for shearing multi-walled workpieces, such as metal framing studs, a pair of base supports are spaced relative to each other to define a blade gap therebetween, and a guillotine-like blade is slidably received within the gap for shearing the workpieces. A pair of first supports, each defining a plurality of first support surfaces, are each slidably mounted on a respective base support. A pair of second supports, each defining a plurality of second support surfaces, are also each slidably mounted on a respective base support, and the second supports are spaced apart from and face the first supports to thereby define an adjustable-width channel therebetween. Each of the first, second and base supports defines a blade-like edge located adjacent to and defining the blade gap.

Abstract: A vise assembly and a method of manufacture therefor includes a threaded feed screw rod having a clamp member at one end thereof and a manually graspable handle at the other end thereof. The feed screw rod is rotatably mounted in a vise mount. The vise mount includes a frame mount that includes a pair of laterally extending wing portions and a concave portion between the wing portions in which the feed screw rod is received. On the frame mount are included a pair of stepped frame members, each including a first portion fixed to a respective wing portion of the frame mount, and a second portion bent substantially orthogonal to the first portion thereof to define side portions on either side of the concave portion of the frame mount, the feed screw rod being further disposed therebetween. A vise lock handle is pivotably mounted between the second portions of the pair of stepped frame portions.

Abstract: A cutting apparatus for sheet material, such as a power transmission belt molding pad, which cutting apparatus has a first structure for supporting a sheet material, a second structure for engaging and advancing the sheet material on the first structure to a predetermined cutting position, and structure for guidingly cutting the sheet material in the cutting position.

Abstract: A wire rope cutter machine has at least a first and pair of jaws for holding the rope to be cut taut and a cutting blade for cutting the rope. The cutting blade has a "V"-shaped cutting edge and the bottom jaw of the first pair of jaws has a "V"-shaped edge which is off-center and displaced from the middle of the "V"-shaped edge of the cutting blade to permit a four-edge pivoting cutting process.

Abstract: A tool including two flat parallel flanges (2 and 3), defining between them a space (4) which corresponds to the thickness of a cutting blade (5) and including two symmetrical slots which have profiles that are roughly identical to that of a gutter (7) so as to constitute a guiding cradle for cutting the gutter by operation of the cutting blade (5) between flanges (2 and 3). The guiding cradle is defined by slots delimited in an upper zone by a convex contour (6b) of a fixed part of the flanges, and in a lower zone by the concave contour (6a) of a movable part, so that a movable part can be articulated at one of its ends around a fixed axis of rotation (8) like a jaw (9) in the open position (0), to allow free passage of the gutter (7) and in the closed position (F) constitutes a fixed support for cutting.

Abstract: A tool is used to hold a food product upright while a user manually cuts the food product by slicing the food product from edge to edge with a blade of a knife. The tool includes a base having a top surface adapted to support the food product, a pair of knife blade guide members attached to the base opposite each other and spaced apart to provide a cutting zone, and a cutting pad in the cutting zone comprising a polyester based thermoplastic polyurethane having a Shore A hardness between 75 and 100 that resists being cut by the blade of the knife as the blade cuts through the food product.

Abstract: An improved tank configuration includes a die employed to stamp a formed member. The formed member may be used as the bottom head for a portable liquid container, and is constructed so that all welding is eliminated in the corner portions of the container. A trim machine is employed to remove uneven edges from the formed part. The invention is particularly useful in constructing sloped bottom tanks of increased depth. By the present invention, a stamped configuration is provided in which a draw formed tank bottom is formed so as to allow complete and full drainage of the tank bottom. The bottom head is finish trimmed to exact dimensions so as to facilitate assembly to the shell of the tank.

Abstract: A clamping mechanism is provided for securing a workpiece proximate a power tool on a work surface of the type having a support surface defined thereon and extending generally orthogonal thereto. The clamping mechanism applies a force to the workpiece to secure the workpiece between the clamping mechanism and the support surface. The force applied to the workpiece has a component directed substantially perpendicular to the support surface, and an additional component which is directed substantially parallel to the support surface in a direction away from the power tool to resist pulling forces which are applied by the power tool to the workpiece. Further, in a preferred embodiment of the invention, the clamping mechanism is oriented proximate a work head of the power tool without entering an effective work area of the power tool.

Abstract: An apparatus for cutting an elongated body of elastomeric material includes a tensioned wire which is oscillated in a generally up and down motion while traversing through the elastomeric material. The wire acts as a cutting blade and prepares the cut surface of the elastomeric material to improve splices. The wire is suspended between a pair of pivotally mounted arms so that the wire oscillates as the arms are rocked by an eccentric mounted to a rotating shaft. The cutter wire passes through the body of elastomeric material at an angle relative to the plane in which the body of elastomeric material lies. The body of elastomeric material is secured in place by clamp segments which conform themselves to the cross-sectional shape of the body. The cutter wire is traversed through the elastomeric material on a cutter frame which is moved by a ball screw driven by a variable speed electric motor.

Abstract: Disclosed are tools (10, 60, 100, 200) and (300) used to hold a bagel (22) upright while being sliced from edge to edge with a blade (28) of a knife (30). Each tool (10, 60,100, 200, and 300) includes a base (12) having a top surface (12a) adapted to support the bagel (22) by an edge of the bagel (22). An upright support plate (14) is removably mounted to the base (12) and has opposed lateral sides and opposed faces (14a and 14b). A pair of knife blade guides (16 and 18) are attached to the base (12) opposite each other, each guide being positioned near one of the opposed sides of the upright support plate (14) and spaced apart to provide therebetween a cutting zone (24). Tool (300)is adapted to slice both bagels and a loaf of bread, and it has two cutting zones (24 and 302). Positioning elements (102)regulates the thickness of the sliced segments of the bagel (22) and bread.

Abstract: The apparatus for holding a log or long roll (L) of web material during the cutting thereof along a plane perpendicular to the log axis, includes: a plurality of clamping elements distributed in a circle around the log (L). The clamping elements can be moved so as to clamp the log during the cut and also to be released so as to allow the log to axially move between cuts. At least one actuator causes the movement of the clamping elements, and connectors which connect the clamping elements to one another to provide a simultaneous movement thereof by said actuator. Each clamping element pivots around an axis so as to cause clamping of the log. The connectors control the pivoting of said clamping elements.

Abstract: A power-controlled sawing machine provided with a clamping and angle-adjusting mechanism and a safety alignment mechanism. The clamping and angle-adjusting mechanism consists of first and second clamping plates to clamp an object to be cut therebetween. The second clamping plate further effects the adjustment of the angular position of the second clamping plate relative to the sawing direction. The safety alignment mechanism includes a stop plate which can be moved and turned to align with the second clamping plate so as to prevent a cut piece from bouncing out and injuring people.

Abstract: A tool 10, 60, or 100 used to hold a bagel 22 upright while being sliced from edge to edge with a blade 28 of a knife 30. Each tool 10, 60, and 100 includes a base 12 having a top surface 12a adapted to support the bagel 22 by an edge of the bagel 22. An upright support plate 14 is removably mounted to the base 12 and has opposed lateral sides and opposed faces 14a ad 14b. A pair of knife blade guides 16 and 18 are attached to the base 12 opposite each other, each guide being positioned near one of the opposed sides of the upright support plate 14 and spaced apart to provide therebetween a cutting zone 24. A positioning structure regulates the thickness of the sliced segments of the bagel 22, and includes the upright support plate 14.

Abstract: The pressure-retaining device or clamp acts on the roll or log adjacently to the cutting plane and may be adapted to various diameters of the material being processed; for each path of advance of the rolls or logs (B) and on each side of the cutting plane, it comprises: a pair of symmetrically curved flexible strips (12, 14) projecting from enclosing supports (9A, 10; 7A, 10) and having end portions able to move according to the variation in the diameter of the roll, and a strap (22) fixed to elastic return holders (24A) and adjusting holders, said strap surrounding the pair of strips (12, 14) so as to vary their geometry in relation to the variation in the diameter of the material being processed.

Abstract: A hydraulically actuated tire cutter includes a first conveyor belt which loads a tire into a tire cutting position between a fixed plate, a moving plate and a plurality of adjustable bars. Twelve corresponding pairs of gripping jaws project from the fixed and moving plate. The gripping jaws have a saw tooth edge. Each pair of gripping jaws of the fixed and moving plate are in registration with one another to compress the tire until one of the tire's beads essentially touches the other. Twelve blades attached to a blade plate are hydraulically actuated to pass through a passage in the moving plate and the fixed plate to radially cut the tire. After the tire has been cut, a second conveyor belt removes the pieces of tire from the bottom portion of the tire cutter.

Abstract: Precision saws such as scroll saws and the like are provided with a hold down apparatus which allows for enhanced work piece clearance thus, greater work piece thickness utilization of the saws wherein the hold down apparatus is mounted in an offset position allowing the hold down to be raised to a maximum height to just below reciprocating saw blade drive means.

Abstract: A method and apparatus for edge sharpening a strip that provides a doctor blade or a squeegee blade (e.g. for use in screen printing), wherein a rotary cutting blade cuts through the strip between the opposite major faces of the strip, and at fixed angles to said major faces, while the strip is move longitudinally relative to the rotary cutting blade. The apparatus, which constitutes a strip blade edge sharpening machine, comprises a rotary cutting blade, a support structure to support the strip in upright attitude upon a minor face of the strip, and a mechanism to effect relative movement between the rotary cutting blade and the strip in a direction longitudinally of the strip such that the rotary cutting blade cuts through the strip between the opposite major faces of the strip, and at fixed angles to said major faces, at a location spaced by a predetermined constant distance from the strip's supported minor face.

Abstract: An apparatus for trimming three-dimensional workpieces made, e.g., of plastic comprises a bottom platen for supporting the workpieces and a cutter, which is movable relative to the bottom platen along a line of cut. To permit an automatic trimming by means of an inserted-tooth cutter, the bottom platen extends across the line of cut to support also that portion of the workpiece which is to be trimmed off. The bottom platen has a top surface for supporting the workpiece and is formed with a groove extending along the line of cut.

Abstract: Bulk arrow shafts, of various diameters, obtained from a manufacturer, which are tapered on one end and square cut at the other end, are subsequently securely supported, accurately measured for an arrow length wanted by an archer, and then cut to this measured length by an archer, who uses this portable bulk arrow shaft guide, support, measurement and guided miter-like razor saw cutoff assembly. An elongated planar base of this assembly is made to rest on a work table or on another level surface structure. A top opening central dovetail groove extends throughout the length of this base. A slidably, selectably positioned receiver subassembly, having depending complementary dovetail portions, is removably interfitted with this base, at the measuring end thereof, to hold a tapered end of a bulk arrow shaft at a designated length of the final arrow shaft length.

Abstract: A rod guide remover is provided for splitting rod guides away from a sucker rod without risk of damage to the rod. A set of opposing blades are used which are kept a selected distance apart by stop members that abruptly contact a set of rod supports for preventing injury to the rod. The gap distances are selected over a relatively narrow range to insure complete splitting of all types of guides yet provide sufficient tolerance to protect the rod.

Abstract: The invention is a slicing orifice for use with a foodstuff slicing machine wherein the foodstuffs have been formed into loaves and the slicing machine includes a tray with a bed, a feed guide, a loaf indexing drive, a cutting head, an upper and lower clamping portion, a plurality of semicircular orifices in the clamping portions and being laterally offset from one another, wherein each orifice has a plurality of longitudinal gripping channels to effectively retain the foodstuffs during cutting.

Abstract: A machine having a cutting head assembly and a clamping system is provided for cutting shapes in planar workpieces. A pair of separately operated blades are convergently disposed to enable the formation of an edge bevel on the workpiece by cutting it from either side, and also to enable facile V-grooving. The clamping system securely and inobtrusively secures the workpiece in cutting position.

Abstract: Continuously produced plastic bags are made with cutouts in the bags to serve as handles for the bags. A rotary wheel set is used to interface with a circumferential knife blade to cut the holes in the bags. An improved bag tensioning platen and holding apparatus is provided to improve the uniformity of holes being cut in the bags.

Abstract: A method and apparatus for edge sharpening a strip that provides a doctor blade or a squeegee blade (e.g. for use in screen printing), wherein a rotary cutting blade cuts through the strip between the opposite major faces of the strip, and at fixed angles to said major faces, while the strip is moved longitudinally relative to the rotary cutting blade. The apparatus, which constitutes a strip blade edge sharpening machine, comprises a rotary cutting blade, a support structure to support the strip in upright attitude upon a minor face of the strip, and a mechanism to effect relative movement between the rotary cutting blade and the strip in a direction longitudinally of the strip such that the rotary cutting blade cuts through the strip between the opposite major faces of the strip, and at fixed angles to said major faces, at a location spaced by a predetermined constant distance from the strip's supported minor face.

Abstract: A compact paper cutter and perforated edge paper trimmer apparatus which comprises: a base, a base cover hingedly connected to the base to move between an open and closed position, the base cover having a slidable knife edge for cutting paper against a hard strip material on the surface of the base when in a closed position over the base, a paper edge guide hingedly connected to the base to move between an edge guide position generally perpendicular to the base and a closed position adjacent the base, and perforated edge holding teeth and a lever to move the teeth between an upright perforated edge holding position above the base surface and a non-holding position below the base surface.

Abstract: A multiple die is used to trim a plurality of electrical component leads, all at the same time, by using a die and a hydraulic press to develop a shearing action. Male and female die members each define a pattern of holes arrayed to mate with the configuration of leads extending from an electronic package. Near the upper face of the female die member, a plurality of tiny O-rings are mounted, one for each lead, encircling the paths for the leads as the package is positioned atop the die. The transverse relative motion between the male and female members of the die shears the leads while the O-rings serve to isolate and limit the amount of shock and vibration that can be transmitted along the leads.

Abstract: Method and apparatus for cutting a cylindrical material formed of silicone or the like which is an original material to produce semiconductor devices, using a rotary blade. In the cutting method, the base end side of the cylindrical material is fixed and at the same time, before the cutting of the cylindrical material is started, the cutting side of the cylindrical material is also fixed according to the shape thereof. The cutting is performed while maintaining such fixed conditions until the cutting is completed.

Abstract: A system and method for using an individual's unique golf club parameters in the design and manufacture of custom golf club sets at a single work station. The invention accurately measures and cuts the head and butt ends of a complete set of golf club shafts in a single step, permits uniform installation of grips, and precise adjustment of loft and lie and of swing weight distribution.

Abstract: A device for producing perforations in a flexible rack. With mechanical drive systems a "rack" is a linear element used with a rotary element whereby linear and rotary motions are displaced. The flexible rack processed by this invention consists of a tape having a cross-sectional curvature. It is thin, rigidly straight, resilient and used for "interconverting" (mutually converting or equally displacing) linear and rotary motions. A method is taught for perforating a rack along its length. Perforations are produced whil the rack is bent radially and flattened laterally corresponding to a position with which the rack will be used when "interconverting linear and rotary motions.

Abstract: A circular saw machine has a workpiece support and a clamping means consisting of a clamping arm and a clamping block for clamping workpieces; the clamping means is displaceable and clampable in a shaped groove with the aid of sliding members. The sliding members have first inclined faces and slide on corresponding second inclinded faces of the clamping block. Their slide movement may be initiated by means of a screw spindle connecting the two sliding members. When the sliding members slide upwards the clamping means is firmly clamped in the shaped groove. When they slide in the opposite direction clamping is released.

Abstract: A loaf slicing machine includes a cutting blade arranged to rotate about a center axis thereof while moving around an orbital axis to thereby cut the loaf cyclically, a feed member for intermittently advancing the loaf toward the cutting blade and extending perpendicularly to the cutting blade, and a guide member disposed between the feed member and a path of the cutting blade for guiding the loaf. In order to hold the loaf, an abutment plate is provided which has a surface spaced from the edge of the cutting blade toward a direction of advance of the loaf for permitting the end of the loaf to abut on that surface during each cutting cycle and of which rotational center is aligned with the orbital axis, the abutment plate being arranged to rotate sychronously with the cutting blade. An opening is formed through the abutment plate at a position adjacent the cutting blade for permitting slices as cut to be transferred through the opening.

Abstract: For separating off a stack of individual shaped items such as bottle neck labels from a stack of strips each carrying several such items, a punching die is used which has a punching contour which corresponds to the desired shape of the cutting line between the individual shaped items. The cutting line also corresponds to the rear contour of the separate stack of individual shaped items. The shape of the cutting line of the punching die is freely selectable. At its rear edge the punching die is smooth and the separated-off stack of shaped items accommodates any compression of the material forming the stack by means of an offset angle so that the remainder of the strip of shaped items has a smooth and perpendicular cut edge.

Abstract: A method and apparatus for forming bolt and center-pilot mounting openings in vehicle wheels, particularly styled-disc vehicle wheels. A preformed rim and disc assembly is engaged and fixtured around the rim bead seat with the inboard disc face resting on a lower die assembly and without plastic deformation to the rim or disc. An upper die assembly having an array of bolt hole punches is moved into piercing-and-coining engagement with the disc to form the bolt openings continued motion of the upper die assembly against the wheel disc pushes the disc and lower die assembly into shearing engagement with a center punch which forms the center-pilot opening. The axes of the bolt openings and/or center pilot opening and/or bead seats may be aligned or offset from each other.

Abstract: A machine for operating on sheet stock workpieces having stock grippers mounted on a work positioning carriage for moving the sheet stock workpiece along first and second relatively transverse paths in the plane of the stock to position the workpiece at predetermined positions relative to the machine tools. Work grippers are mounted on the work positioning carriage for adjustment relative to the carriage when the work grippers are released and the work grippers are automatically clamped against movement relative to the carriage when the work grippers are actuated to grip the stock.

Abstract: A feed lever and a lateral stop with individual guide members spaced apart and arranged in slot-shaped grooves of the metal feed table supported so that they can be raised and lowered on a support. The guide members are each equipped with a guide body possessing a lateral stop in the form of a roller. These rollers come up against the edge to be guided of the sheet metal plate. A guide and clamping device is located alongside of each roller. The apparatus allows sheet metal plates to be accommodated, spaced apart from one another in several stacks, these sheet metal plates being cut at different locations on the cutting knife.

Abstract: A cable severing station for severing a flat cable at a position adjacent to electrical connectors to which the cable has been terminated, comprises a cable gripping unit having cable grippers which can be moved between an open position to allow the cable with the connectors thereon to be fed therethrough and a closed cable gripping position; and a cutting second unit for gripping the cable and the connectors and for severing the cable at positions close to the connectors. The cable is first fed through the grippers of the cable gripping unit when these are in an open position, and the cable cutting unit is then moved into the cable gripping unit to carry out the cable severing operations.

Abstract: Device designed to move a section (2) being machined past machining means (9, 10) and in the long direction of the section so that it can be positioned with respect to the machining means, comprising at least one clamp (20) designed to grip the said section at at least one position along its length, means (27) for actuating the said clamp (20) so that it grips or releases the said section, and translation means (12, 13, 18) for moving the said clamp (20) in the lengthwise direction of the section in order to move this section past the said machining means (9, 10).

Abstract: A space forming apparatus for producing an element-free space section of predetermined length at predetermined intervals in continuous slide fastener chain. Said apparatus comprises a transfer table for intermittently transferring the continuous slide fastener chain, a die disposed in the center of the transfer table, a punch disposed opposite to the die and having a longitudinal length substantially the same as that of the spaced sections to be formed, said punch being provided with a center projecting rib extending along a center line of a punch body, a pair of parallel inner cutting blades disposed on the both sides of the rib and a pair of parallel outer cutting blades disposed on the outer side each of the inner cutting blades, and a chain fixing device located on both sides of the die and opposite sites to them for clamping and securing the right and left stringers when the severed fragments of the coupling elements are removed from the sewing threads.

Abstract: A removable cutting tool insert assembly for shears fed with stock, such as bar stock, and including a ram actuatable upper housing closeable downwardly toward and biased upwardly away from a bolster supportable lower housing in a direction transverse to the stock feed direction, with an upper elongated shearing knife mounted on the upper housing and movable for centering adjustment longitudinally of a lower elongated shearing knife mounted on the lower housing upstream of and movable for clearance adjustment laterally of the upper knife, with a hold down movably mounted on the upper housing adjacent the upper knife and biased downwardly toward the opposite lower knife to a location below the recessed top initial stock engaging cutting edge surface portion of the upper knife, but above the lower edge surface of the upper knife, and with a work support movably mounted on the lower housing adjacent the lower knife and biased upwardly toward the opposite upper knife to a location substantially flush with the rec

Abstract: The invention provides a method and apparatus for cutting a magnetic core spirally wound from a ribbon of glassy metal. The core is mounted on a mandrel, and a portion of the core is appointed to be cut. A clamping mechanism applies to the outside peripheral surface of said portion, a compressive clamping force directed toward said surface and normal thereto. A positioning mechanism locates and fixes the core and mandrel onto an indexing mechanism. The indexing mechanism moves the core and mandrel to a preselected fixed position, and a cutting mechanism cuts the core.