Abstract: A substrate cleaning apparatus includes: a substrate entering guide unit for entering a substrate from outside in a proper direction; a foreign material removing unit for receiving the substrate from the substrate entering guide unit and removing debris formed on the substrate; a foreign material cleaning unit for receiving the substrate from the foreign material removing unit and cleaning to remove debris remaining on the substrate; and a position controller for controlling the position of the substrate carried out of the foreign material cleaning unit, wherein the foreign material cleaning unit includes: a manifold including a plurality of deionized water holes, suction holes and air holes; and a porous cleaning plate combined to the manifold by an upper fastening screw including a through hole communicating with the plurality of deionized water holes and suction holes.

Abstract: The device for cleaning grooved surfaces of a moving transport, such as escalators and moving walkways, includes a frame supporting at least one vacuum pump and a plurality of vacuum heads and a plurality of brush heads. A carriage is attached relative to the frame to which at least one of the plurality of vacuum heads and brush heads are slidably attached. The carriage can be attached to the frame in a multitude of ways, including utilizing a four-bar linkage. The carriage is positionable between a stored position and a deployed position. Additionally, the carriage can be angularly adjustable to align with a horizontal plane of the grooved surface. A handle can be pivotably attached to the frame wherein pivotable movement of the handle is mechanically coupled to movement of the carriage between the stored and deployable positions.

Abstract: A cleaner head for a cleaning appliance includes a housing, a moveable agitator located within the housing, and a detachable unit extending about the agitator. The detachable unit includes a sole plate having a suction opening through which dirt-bearing air enters the cleaner head, a chassis detachably connected to the housing, and a flexible annular seal for allowing relative movement between the housing and the sole plate. One end of the flexible annular seal is connected to the chassis and the other end of the flexible annular seal is connected to the sole plate.

Abstract: The present invention may be used to groom animals, humans and textile objects, and to collect hair, debris and other matter. There may be a head with a top and bottom wall attached to two side walls to define a front side opening. The top and the bottom walls may have a generally trapezoidal shape and the front side opening may be larger than a back wall. The handle may have a conduit with a first end in communication with an interior of the head adjacent the back wall and a second end open at an exit end. The conduit may have a nondecreasing cross-sectional interior dimension from the first end to the second end. The first end diameter may be smaller than the back wall width. The head may have on the top wall a cavity adjacent the front side and an aperture for attachment of a grooming device.

Abstract: A hinge assembly may include a hinge bracket, a pivot member and a hinge arm. The hinge bracket may be adapted to be mounted to a frame member of a vehicle. The pivot member may be connected to the hinge bracket and may be pivotable relative thereto. The hinge arm may be connected to the pivot member and may be pivotable about a longitudinal axis of the pivot member. The hinge arm may be linearly adjustable in a first direction relative to the hinge bracket and linearly adjustable in a second direction relative to the hinge bracket. The first and second directions may be substantially perpendicular relative to each other. The hinge arm may be adapted to be coupled to a closure panel of the vehicle to move the closure panel relative to the frame member between an open position and a closed position.

Abstract: A detent hinge assembly includes a spring that biases one or more needle rollers into engagement with the outer surface of the hinge shaft. The needle rollers engage one or more grooves in the surface of the hinge shaft to provide the detent function of the hinge. The spring is in the form of a resilient band that surrounds at least a portion of the circumference of the hinge shaft. The spring is provided with a depression that faces the surface of the hinge shaft and that receives a portion of the needle roller.

Abstract: A panel carrying handle includes two mounting barrels respectively affixed to respective first mounting through holes in a border area of a first panel member, two couplings respectively coupled to the mounting barrels and axially movable between a top flange and a bottom flange of the associating mounting barrel, a handle having two brackets located on two downwardly curved distal ends thereof and respectively pivotally connected to the couplings, and two fasteners floatably supported in the couplings and the mounting barrels and fastenable to respective second mounting through holes in a second panel member to detachably lock the first panel member to the second panel member.

Abstract: A flexible tie including a head having a first cross-sectional geometry and a tail extending from the head in a longitudinal direction and having a second cross-sectional geometry different from the first cross-sectional geometry. The tie includes a lock disposed on the head and including a passage configured to receive the tail and a plurality of barbs disposed on the tail and configured to pass through the passage in the lock in a first direction, and configured to be restricted from retreating through the passage in a second direction opposite to the first direction. The tie also includes a tail break-point disposed on the tail and including a first cross-sectional area, as viewed along the longitudinal direction, smaller than any other cross-sectional area of the tail as viewed along the longitudinal direction. In some configurations, the tie includes a visual indicator in the head.

Abstract: A magnet fastener includes a carrier connectable to a first component and a magnet for attachment to a second, metal component. The carrier includes structures for holding a magnet assembly including the magnet in a manner that reduces rattle caused by vibration but provides flex so the magnet can articulate and adjust to a surface of the metal component.

Abstract: A clip may include an anchor portion having a plurality of flexible strips and at least one support strip. Each of the flexible strips is integrally connected to the at least one support strip only via a connecting portion corresponding to a distal end portion of the anchor portion and a connecting portion corresponding to a proximal end portion of the anchor portion. When the anchor portion is pushed into an insertion hole formed in a subject member, the anchor portion is inserted into the insertion hole while each of the flexible strips are flexed toward a longitudinal axis of the anchor portion. Each of the flexible strips is formed such that the difference between a second moment of area of the anchor distal end side connecting portion and a second moment of area of the anchor proximal end side connecting portion is 0-15%.

Abstract: One embodiment of the present invention relates to an automatic locking carabiner including a frame, a gate, a gate biasing system, and a gate locking system. The gate is pivotably coupled to the frame including a closed configuration within which the gate and frame form a continuously enclosed inner region, and an open configuration within which the gate is pivotably rotated within the inner region so as to form an opening. The gate locking system includes an engaged state within which the gate is locked in the closed configuration, and a disengaged state within which the gate is pivotably rotatable with respect to the frame. The gate locking system is biased toward the engaged state when the gate is in the closed configuration. The functionality and operation of the gate locking system is independent of the gate biasing system. The engaged state of the gate locking system includes a releasable magnetic coupling between the gate and the frame.

Abstract: A casket comprises a casket shell adapted to receive the remains of a deceased and a casket cap closable on the casket shell. The cap includes a dish assembly mounted to an underside thereof including a cap panel of a sheet of magnetic material. At least one medallion is removably mounted on the cap panel. The medallion comprises a medallion blank having at least one magnet on a rear side thereof and having a recess on a front side thereof, and a button removably received in the recess of the medallion blank. The button comprises a button front, a magnetic metallic button back, and a two-dimensional image overlying an upper surface of the button front.

Abstract: Crimp-imbalanced protective fabric is accomplished by varying the levels of yarn crimp within and across a layer or layers of a multi-layer fabric armor system. The method includes developing a crimp in the yarn (utilized for producing a fiber layer) by pulling the yarn through a solution that substantially coats the yarn. The removable coating has a thickness that ensures a proper amount of crimp in the yarn. The tension in the yarn is controlled; the yarn is weaved; and a crimp is applied in the yarn. Once the crimp is applied, families of the crimped yarn are utilized as a layer or layered to produce a soft armor form.

Abstract: Systems are provided for a blade installation tool. The blade installation tool may include a vertical guide having a vertical ram path. A ram may be disposed along the vertical guide. The ram can move along the vertical ram path between a lower position and an upper position at a height above the lower position. Gravity may drive the ram from the upper position toward the lower position to provide an impact force of the ram against a blade segment of a turbine or a compressor. The height of the upper position is variable so as to control the impact force.

Abstract: A method of manufacturing a capacitor includes: anodizing a metal substrate in two stages by applying two different voltage so as to make first and second holes having different pitches, distributed randomly in an oxide substance; filling the first and second holes with an electrode material, respectively, to form first and second electrodes; connecting the first electrodes to a conductive layer formed on one surface of the oxide substance; and connecting the second electrodes to another conductive layer formed on another surface of the oxide substance.

Abstract: A fixturing system (10) for use with a frame-straightening repair bench (30) that assists in properly positioning fixture bases and providing verification of repairs. The fixturing system includes fixture bases, support assemblies (14), locating members (16), designed to couple with specific control points, and securing mechanisms to secure the vehicle during repair. The alignment targets and verification system provide proof that the fixturing system and replacement parts are properly positioned. If a repair cannot be made by pulling, the damaged areas of the vehicle can be removed and the fixturing system can help position and hold replacement parts until the repair is made substantially permanent, and the alignment targets and verification system provide proof that the repair is accurately made.

Abstract: The invention relates to a device and a method for depositing a metal coil (200) on two support points (110-1; 110-2). In order to avoid risks, in particular instability, while depositing metal coils having high residual stress, according to the invention the risk of an unstable position of equilibrium is checked, if a change in the relative position of the two support points (110-1; 110-2) with respect to one another is foreseeable, it is carried out such that the metal coil (200) comes to rest on both support points at least approximately in a stable position of equilibrium.

Abstract: A method and system for adjusting the clearance between a stator member and the tip of a rotor member in a rotor apparatus. The system comprises a position adjustment mechanism for adjusting the radial position of the stator member to any one of at least two and preferably three different radial positions. The system further comprises a variable pressure chamber having a first pressure state and a second pressure state. The system is arranged for applying a force for maintaining the stator member in either one of said at least two radial positions when said chamber is in said first pressure state and for allowing the position adjustment mechanism to adjust the radial position of the stator member between said at least two positions when the chamber is in said second pressure state.

Abstract: A method for fitting a vehicle body component to a body shell of a vehicle having at least one side wall includes the steps of gauging an actual position of a partial area of the side wall relative to a first coordinate axis of the vehicle, plotting a first reference point relative to the first coordinate axis on the basis of the gauged actual position, and mounting the vehicle body component at a designated position relative to the first reference point. The partial area may advantageously be a vehicle A-pillar, B-pillar, or C-pillar. The method affords a simpler and more cost-effective fitting of the vehicle body components. The method is also feasible in less mechanized production facilities.

Abstract: A method of producing a load-bearing steel construction connection, wherein a clinch connection (13) connecting a first metal workpiece (6.1, 6.2) with a second metal workpiece (6.3, 6.4) is formed by local deformation by means of a die tool (20) and a counter-tool (30). In that case initially the first metal workpiece (6.1, 6.2) and the second metal workpiece (6.3, 6.4) are placed one on the other on a processing surface of the counter-tool and aligned. The die of the die tool is then advanced and sunk into the two metal workpieces (6.1, 6.2; 6.3, 6.4) placed one on the other until the clinch connection (13) has been formed by plastic deformation. The first metal workpiece (6.1, 6.2) has a first workpiece thickness (t1) and the second metal workpiece (6.3, 6.4) has a second workpiece thickness (t2), which together give a total workpiece thickness (tt) which is thicker than 8 millimeters.

Abstract: A coupling formed of a tubular body defining an internal channel. The body is formed of a first part for connecting the channel to a circuit element and a second part defining a housing for a pipe end, the first and second parts including mutually engaged end portions, wherein the housing extends into the end portion of the second part and the end portions include facing openings for receiving a clip element for securing the parts to each other. The opening of the second part opens into the housing and the clip element has a locking portion that is elastically deformable from a retaining state to a free state for extracting the clip element. The clip element projects into the housing such that the pipe end prevents the locking portion from deforming to its free state and being extracted.

Abstract: According to a preferred embodiment, a multi-piece fastener with self-indexing nut is disclosed. The multi-piece fastener is designed for use in low clearance areas such as aircraft wing side-of-body joint locations. The multi-piece fastener comprises a stud comprising an elongated part extending between a first end face and a second end face, a threaded head fastener, a threaded tail fastener, and a wrenching feature. A self-indexing feature is provided on the stud and head fastener which allows automatic orientation of the head fastener with respect to the stud.

Abstract: A process of assembling a probe that includes providing a circuit board that is connectable to a sensor and is connected to a first electrical connector and sliding a housing that has a first end and a second end over the circuit board. The process includes sealingly connecting the first end of the housing and the first electrical connector with a water-tight seal and sealing the second end of the housing with a water-tight seal. Also disclosed is a probe made by the disclosed processes and a sonde including a probe made by the disclosed processes.

Abstract: A vibrating element manufacturing method by which adhesion is stabilized and yield is improved, a vibrating element, a vibrating actuator, a lens barrel and a camera system. A vibrating element manufacturing method is provided with a first step of arranging an elastic body on a holding member, a second step of forming an electromechanical transducing element by injection molding on the surface of the elastic body, and a third step of sintering the electromechanical transducing element by heating and bonding the elastic body with the electromechanical transducer element.

Abstract: A method for manufacturing a yoke includes forming a through-hole that is open in a yoke bottom surface and a cylindrical bearing support portion by burring an edge of the through-hole using a burring punch, wherein the burring punch is located on a base end side at a distance from a cylinder front-end portion of the bearing support portion so as to form a ring-shaped flange portion inclined toward an inner radial side on the cylinder front-end portion of the bearing support portion.

Abstract: A method for reducing noise in an electric transformer uses a rigid fastening member during transportation which is uncoupled during its operation, leaving the live part of the transformer coupled to a tank through damper elements reducing vibration transmission from the live part to the tank, reducing the noise emitted by the transformer.

Abstract: A method for fabricating a magnetic recording transducer is described. The transducer has an ABS location and a nonmagnetic intermediate layer having a pole trench. The method includes depositing at least one magnetic pole layer having a top surface and a pole tip portion proximate to the ABS location. A first portion of the magnetic pole layer(s) resides in the pole trench. The magnetic pole layer(s) have a seam in the pole tip portion that extends to the top surface. The method also includes cathodically etching a second portion of the magnetic pole layer(s) from the seam at a rate of not more than 0.1 nanometers/second, thereby forming a seam trench in the magnetic pole layer(s). The method also includes refilling the seam trench with at least one magnetic refill layer. At least an additional magnetic pole layer is deposited on the top surface and the magnetic refill layer(s).

Abstract: Provided are an imaging device production system, an imaging device inspection system, and an imaging device inspection method. The imaging device production system includes a assembling process for assembling each components constituting an imaging device, an inspection process in which the imaging device assembled in he assembling process is continuously transferred without being stopped except for emergency when two inspection tasks adjacent to and different from each other are performed, and a packaging for packaging the imaging device which passes through the inspection tasks to confirm quality of the imaging device.

Abstract: The present invention relates to connector tools for seating connectors on a substrate such as a printed circuit board. In various embodiments, the connector tool has guiding skirts and surfaces to capture the connector in position then seat the connector. In the embodiments, the connector tools can be made by wire electrode discharge machining (VVEDM) process. Thus, the invention reduces connector and substrate damage during manufacturing, reduces tool damage, and lowers product costs by boosting manufacturing yields.

Abstract: A crimp assembly for a terminal crimping machine that crimps a terminal to a wire includes a crimper frame having opposed ends and a longitudinal axis extending between the opposed ends. The crimper frame has a jaw mount chamber therein being open at one of the ends of the crimper frame. The crimper tame has abutment surfaces defining portions of the jaw mount chamber. Crimp tooling is held within the jaw mount chamber. The crimp tooling has terminal engagement surfaces configured to engage the terminal to form a wire crimp during a crimping process. The crimp tooling has outer surfaces, wherein the abutment surfaces of the crimper frame engage the outer surfaces of the crimp tooling during the crimp process to move the crimp tooling in a first direction generally along the longitudinal axis and in a second direction transverse to the first direction. Optionally, the crimp tooling may constitute split-jaw crimp fooling having a pair of crimper jaws movable with respect to one another.

Abstract: In the invention, a joining means having a ram tool, a countertool and a holder with an opening to accommodate the ram tool or the countertool, is described. The two tools are arranged coaxial with each other at different ends of a C-bracket. The invention is distinguished in that the holder comprises at least one plane contact surface arranged on the outer surface of the holder, resting in contact with at least one plane face of the corresponding end of the C-bracket and detachably fastened thereto. Between the contact surface and the face, at least one interlay is arranged, determining the information and/or the distance of the contact surface from the face.

Abstract: Methods for attachment of a die to a substrate are disclosed. In certain examples, the method comprises disposing a capped nanomaterial on a substrate, disposing a die on the disposed capped nanomaterial, drying the disposed capped nanomaterial and the disposed die, and sintering the dried disposed die and the dried capped nanomaterial at a temperature of 300° C. or less to attach the die to the substrate.

Abstract: A conductive substrate structure includes a substrate unit, a conductive pad unit, and a conductive layer unit. The substrate unit has a top surface, a bottom surface, two opposite lateral surfaces, and a front surface. The conductive pad unit has at least two first conductive pads separated from each other and disposed on the top surface, and at least two second conductive pads separated from each other and disposed on the bottom surface. The conductive layer unit has at least two first conductive layers formed on the front surface and respectively electrically connected to two front sides of the two first conductive pads, and at least two second conductive layers respectively formed on the two opposite lateral surfaces and respectively electrically connected to two opposite lateral sides of the two second conductive pads. The two first conductive layers are respectively electrically connected with the two second conductive layers.

Abstract: Described herein is a method of manufacturing a molded printed circuit board. The printed circuit board may be placed inside of a mold and a material is injected therein. The material hardens in the mold around the printed circuit board thereby forming an overmolded printed circuit board. The overmolded material may have apertures in it to allow access to the leads on the printed circuit board so that components to be connected to it. The overmolded printed circuit boards may allow a plurality of electrical components to selectively and removably attach to it. Further, the printed circuit board may be molded with components or a dock attached to it.

Abstract: Disclosed are a coreless substrate and a method of manufacturing the same. The coreless substrate includes a solder resist layer capable of being formed on each of on a first side and a second side of a metal panel. The solder resist layer includes at least one opening. A copper layer may be plated in the at least one opening such that a height of the copper layer exceeds a height of the solder resist layer. Further, at least one dielectric layer is deposited above the copper layer, and at least one microvia drilled in the dielectric layer. The at least one microvia enables an electrical connection between at least one of the first side and the second side of the metal panel and a lower surface of the coreless substrate.

Abstract: A method for packaging integrated circuit chips (die) is described that includes providing a base substrate with package level contacts, coating a base substrate with adhesive, placing dies on the adhesive, electrically connecting the die to the package level contacts, and removing the backside of the base substrate to expose the backside of the package level contacts. Accordingly, an essentially true chip scale package is formed. Multi-chip modules are formed by filling gaps between the chips with an encapsulant. In an embodiment, chips are interconnected by electrical connections between package level contacts in the base substrate. In an embodiment, substrates each having chips are adhered back-to-back with through vias formed in aligned saw streets to interconnect the back-to-back chip assembly.

Abstract: The invention relates to a method for manufacturing a USB electronic key, whereby a chip is cut out of a tape, provided with a plurality of chips, each chip defining contact pads in USB format and supporting an electronic component, connected to the pads. The thickness adjustment step is directly carried out on the chip to give a thickness conforming to the USB standard, at least in the area of the contact pads.

Abstract: To form a conductive region in a prepreg without opening a through hole in a fibrous body. A wiring substrate is provided, including: an organic resin layer and a fibrous body, wherein the fibrous body is impregnated with the organic resin layer; and a wiring with which the fibrous body is impregnated and which is formed by dissolving the organic resin layer. The wiring is exposed on both surfaces of the organic resin layer and penetrates the fibrous body so that the fibrous body is positioned in the through wiring. Further, a semiconductor device is provided by adhering an integrated circuit chip having a bump to the wiring substrate so that the bump is in contact with the wiring.

Abstract: A method for hermetically sealing electronic circuitry within a housing of an implantable medical device is provided. The method comprises assembling the housing having an interior cavity, joining a feed-through assembly to the housing, and joining a back-fill member to the feed-through housing. The back fill member has an opening there through communicating with the interior cavity of the housing. The housing is back-filled with an inert gas through the opening in the back-fill member, and the interior cavity is hermetically sealed by closing the opening through the back-fill member with a sealing element. The sealing element and back-fill member are formed of different first and second materials, respectively.

Abstract: A method of splicing first and second cables may include providing an elastic tubular sleeve, supported by at least one supporting element, in a radially expanded condition; arranging the sleeve in the radially expanded condition around one cable; connecting the cables to obtain a splicing region; positioning the sleeve in the radially expanded condition around the splicing region; axially moving the at least one supporting element relative to the sleeve to cause radial elastic shrinkage of the sleeve capable of inducing axial ejection thrust on the at least one supporting element; counteracting the axial ejection thrust; and adjusting axial movement speed of the at least one supporting element to adapt the axial movement speed to a speed of the elastic shrinkage. Counteracting the axial ejection thrust may include applying axial reaction force to one end of the at least one supporting element axially projecting from the sleeve.

Abstract: A method of producing or repairing single-crystalline turbine or engine components by the following steps: heating of braze filler metal to a temperature which is greater than or equal to the melting temperature of the braze filler metal; introducing the molten mass of the braze filler metal produced through the heating process into a crack formed in the turbine or engine component, or into the gap formed between two turbine or engine components, or into a damaged area of a turbine or engine component; and non-isothermal control or regulation of the temperature of the braze filler metal or turbine or engine component during an epitaxic solidification process of the braze filler metal.

Abstract: A method of manufacturing a blade comprising: applying a stop-off material in a first predetermined pattern between a first layer and a membrane so as to prevent a diffusion bond from forming between the first layer and the membrane across said first predetermined pattern; and applying the stop-off material in a second predetermined pattern between a second layer and the membrane; wherein the first and second predetermined patterns are arranged to allow a diffusion bond to be formed along the blade tip edge, the diffusion bond along the blade tip edge extending across the blade in a chord-wise direction; applying the first and second predetermined patterns so that over at least a first portion of the blade chord at the blade tip, a greater portion of the first layer at the tip edge, extending in a span-wise direction, is diffusion bonded to the membrane than the opposing second layer.

Abstract: The invention relates to a method for producing a metal part. Said method comprises the steps of supplying a strand of metal material and applying a coating from a fluxing agent composition to a surface of the strand of material by means of an application device (1), said fluxing agent composition being applied to only a defined portion of the surface of the strand of material by means of the application device (1).

Abstract: A method for forming a valve includes forming a valve body; machining a bore by passing a tool having cutting edges along an axis into the valve body; machining a groove and face in the bore at axially spaced locations by revolving the tool about a circular circumference whose center is aligned with the bore; and supplying lubricant in a pneumatic stream through the tool to the cutting edges.

Abstract: A method of forming a sprocket comprising forming a sprocket member having a tooth profile, forming grooves in the sprocket member base, installing a plurality of sprocket members in a mandrel thereby forming a build, applying an elastomer member between adjacent sprocket members, wrapping a tensile member about the sprocket members and elastomer members, curing the build, removing the build from the mandrel, and inverting the build and joining the build to a rigid core.

Abstract: In a flat wave gear device, there is determined a rack-approximated movement locus Lc1 of a flexible externally toothed gear with respect to an S-side rigid internally toothed gear accompanying rotation of a wave generator. ?OPT is a minimum value of the radius of curvature of the movement locus Lc1, and is determined from an evolute e of the movement locus Lc1. A convex arc having a radius ? (???OPT) is used in a main part of a tooth profile of the flexible externally toothed gear. A parallel curve c that is set apart from a movement locus Lc2 by the arc radius ? is used on a main part of a tooth profile to be generated on the S-side rigid internally toothed gear. The movement locus Lc2 accounts for the actual number of teeth, and is obtained from a center A of a convex arc of the flexible externally toothed gear being drawn with respect to the rigid internally toothed gear.

Abstract: A method of manufacturing a painted part of plastic material for the automobile industry having an opening, including the steps of molding the part and then, in the following order: painting the part; after painting, punching the part without edge-rounding using a punch to obtain the orifice; and after punching and extracting the punch from the orifice, rounding the edge of the opening of the orifice to have a predetermined radius of curvature in a radial section across the edge.

Abstract: As to the method for fabricating a member of a vehicle, after a member for the vehicle having high-rigidity of martensite organization is fabricated by a hot stamping forming, the martensite organization is transformed to a ferrite having a low-rigidity partially and improved toughness or to a metal organization heat treated by tempering process through induction heating or secondary heat treatment using laser beam of conduction area, and thereby collision absorption performance is improved by stabilizing the absorption directivity of the collision energy without additional reinforcement.

Abstract: A method for producing an internal or external part of a torque-transmitting opposed track joint, such as a fixed constant velocity ball joint, in which approximately axially parallel extending track bases of the joint tracks have curvatures which deviate in their axial course from the curvatures of the ball contact lines. The method is characterized in that in a first step a perform with approximately axially parallel extending grooves having lateral flanks is produced, and in a second step the perform is formed into a final joint part whereby the lateral flanks of the grooves are just partially formed to achieve the ball contact lines.

Abstract: A shaving unit for an electric shaver which comprises an outer cutter and an inner cutter associated to that outer cutter. The cutters are mounted so as to be movable relative to each other and adapted to be set in a relative motion by a drive mechanism. The inner cutter provides a plurality of cutting edges and abuts with its outer face on the inner face of the outer cutter. The outer cutter provides a plurality of teeth equipped with cutting edges. The outer cutter provides two comb elements which are disposed opposite one another and which extend according to the direction of the relative motion. The two comb elements are aligned with respect to one another such that the tips of the teeth of the first comb element are facing the tips of the teeth of the second comb element, the tips of the teeth spaced from one another.