Abstract: The invention relates to a shaft coupling. According to one embodiment, the shaft coupling comprises a first coupling part with a shaft and a conical shaft section. A tool (e.g. a grinding disc, a drill, etc.) can be fixed to a first end of the shaft, and a shaft collar is arranged on a second end of the shaft. The shaft coupling additionally comprises a second coupling part which has a conical hub into which the conical shaft section of the first coupling part can be introduced in order to form a tapered seat. The second coupling part additionally has a securing element which can be moved transversely to the rotational axis of the shaft coupling such that the securing element can engage with the shaft collar. At least one spring is arranged in the shaft coupling such that the spring generates a spring force which acts on the tapered seal in the axial direction when the securing element is engaged and biases said tapered seat.

Abstract: An apparatus, according to one embodiment, includes: an electromagnetic shaft, an expandable balloon coupled to a first end of the shaft, and a fluid reservoir. A conduit also extends between the fluid reservoir and an interior of the balloon. The apparatus also includes a selectively magnetizable fluid, at least a portion of which is contained in the fluid reservoir, and a pump for selectively transferring the magnetizable fluid from the fluid reservoir to the balloon. A pressure sensor for detecting a pressure of the magnetizable fluid, and a controller for controlling the pump are further included. Moreover, at least a portion of the shaft is flexible. Other systems, methods, and computer program products are described in additional embodiments.

Abstract: Pre-plating systems and related methods are disclosed. A pre-plating system includes a press, an infeed robot configured to deliver a structural member to the press, and an outfeed robot configured to remove the structural member from the press. The press is configured to secure a plate to the structural member while the structural member is held in position by at least one of the infeed robot or the outfeed robot. A pre-plating system includes a press, a transfer pedestal, a plate picking robot, and a press loading robot. The plate picking robot is configured to pick a plate from a container and position the plate on the transfer pedestal. The press loading robot is configured to transfer the plate to the press. The press is configured to press the plate into a structural member positioned within the press.

Abstract: A robot arm includes multiple links and joints connecting the links to one another in an articulated manner, wherein, in cooperation with the joints, the links are designed to carry and move a load in space. The joints can be automatically adjusted by motors of the robot arm to move the links. At least one first link has a first casing and a neighboring second link has a second casing. The casings are designed to transfer respective forces and torques resulting from the weight of the robot arm itself and/or the load to the neighboring link. The first casing and/or the second casing has a deformation element designed to form a buffer body in a joint space between the first and second casings, which is changed due to an adjustment of the associated joint. The buffer body at least substantially or completely fills the changeable joint space.

Abstract: A parallel type integrated actuator is proposed. The actuator includes: a driving unit composed of a plurality of motors, each motor being stacked successively in a longitudinal direction of the driving unit, each motor having a stator fixed to a position outside the driving unit and a rotor positioned inside thereof, each motor rotating relative to each other; a plurality of shafts; a heat sink housing having a cylindrical shape formed around the outer surface of the driving unit, and having an inner circumferential surface thereof thermally connected with the plurality of stators and a plurality of flow paths formed on the outer circumferential surface thereof; and a blower fan installed on one end side of the driving unit, provided with a wing part disposed to be adjacent to one end side of the heat sink housing, wherein rotation generates convection for heat exchange.

Abstract: A robot including a robot main body having at least two openings passing through an outer wall thereof in a wall thickness direction and a cable routed in an interior of the robot main body, where the cable includes branch cables each of which is split off from a trunk cable of the cable in a vicinity of each of the openings.

Abstract: A mobile robotic device includes a mobile base and a mast fixed relative to the mobile base. The mast includes a carved-out portion. The mobile robotic device further includes a three-dimensional (3D) lidar sensor mounted in the carved-out portion of the mast and fixed relative to the mast such that a vertical field of view of the 3D lidar sensor is angled downward toward an are in front of the mobile robotic device.

Abstract: A camera and a robot system are provided. The camera includes a camera body attached to a tip of a robot arm and a camera unit housed in the camera body. The camera unit has a plurality camera devices that are different in optical characteristics for imaging a workpiece.

Abstract: A robot including: two link members with longitudinal axes that are coupled such that the link members are able to relatively rotate about an axial line; and a sensor that detects a force around the axial line acting between the link members due to an object pinched between the link members, in which the robot has such a shape that a width dimension in a direction along a plane of a cross-sectional surface of at least one of the link members, which perpendicularly intersects the axial line, on at least one sides from the longitudinal axes that intersect the axial line continuously spread from at least midway positions of the at least one of the link members in the direction of the longitudinal axes toward the axial line, respectively.

Abstract: A cutlery device includes a blade with an attached handle. Two longitudinal edges of the rectangular blade include a sharpened edge and a non-sharpened spine on the opposite side. The blade has a rectangular fence extending substantially perpendicularly from one or both (opposite) sides of the spine, and extending to the distal end. In one form the fence curves around onto the distal end of the blade. A hole or aperture may be provided in the blade to allow transfer of prepared foods. The fence may be integral with the blade and spine, may be permanently secured to the blade, or may exist as a separate part that may be attached to and removed from the blade.

Abstract: The invention relates to manual pliers of different types and/or geometries. According to the invention, the manual pliers have a modular design. Here, without any adaptations of the design a base module (41) can be combined with different pliers head modules (38a, 38b, 38c). By the inventive modular design it is possible to reduce the manufacturing costs and to use a large number of same parts for manufacturing manual pliers of different types.

Abstract: A hair cutting system includes a handle defining a longitudinal axis, a strut mounted to the handle and a hair cutting blade assembly coupled to the strut. The cutting blade assembly includes a stationary blade defining cutting teeth having blade edges and a movable blade defining cutting teeth having blade edges and capable of reciprocal movement relative to the stationary blade in a horizontal direction. The movable blade and the stationary blade are movable relative to each other in a longitudinal direction to adjust a longitudinal position of the movable blade relative to the stationary blade to selectively vary a distance between the blade edges of the stationary blade and the blade edges of the movable blade. A releasable lock is configured to selectively lock and release the stationary blade and the movable blade with respect to each other in the longitudinal direction.

Abstract: The present disclosure relates to a hair cutting appliance, a blade set for a hair cutting appliance, and to a stationary blade for said blade set.

Abstract: A blade cartridge for a wet shave razor includes multiple blades that are electrically connected in series to a power source, such as a battery power source, wherein the blades are heated as a result of electrical resistance created by the electric current flow through the blades. The electric current flow through the blades creates a magnetic field around each of the blades, which is opposite in polarity to adjacent blades due to the blades being electrically connected in series, wherein current flow is in opposite direction in each adjacently positioned blade. A method of vibrating the blades includes the step of rapidly alternating direction of current flow to change the polarity of electric fields around each blade to cause momentary attraction between adjacent blades in rapid impulses (e.g., 700 hz to 75 khz) that results in vibration of the blades.

Abstract: Slit blade block of an electric shaver of the present disclosure includes a slit outer blade having a plurality of outer blade pieces, a slit inner blade having a plurality of inner blade pieces, and comb provided outside the slit outer blade. Comb has a plurality of protruding portions protruding in a direction away from the slit outer blade. The plurality of protruding portions includes a plurality of types of protruding portions having different shapes. The present disclosure can provide a slit blade block having a comb that scoops lying long facial hair more easily, and an electric shaver provided with the slit blade block.

Abstract: An apparatus for testing a razor blade comprises a base, a material support table, a material sample, a transport carriage, a blade retention assembly, and a razor blade. The material support table is supported by the base. The transport carriage is movably coupled with the base and is movable with respect to the material support table between a start position and an end position. The blade retention assembly is movably coupled with the transport carriage and is movable with respect to the material support table between a blade-engaged position and a blade disengaged position. The blade retention assembly is movable together with the transport carriage between the start position and the end position. The blade is releasably attached to the blade retention assembly. The razor blade contacts the material sample when the blade retention assembly is in the blade-engaged position. Methods are also provided.

Abstract: A modular blade cartridge insert is structured for receipt within a previously molded and designed plastic frame of a conventional multiblade razor cartridge. The modular insert includes a cage having an arrangement of blades positioned in parallel arrangement and electrically connected in series by bridge contacts between alternating adjacent pairs of blades. The modular insert further includes an anode and catode connector for electrical connection to an electrical circuit including a power source and a switch, wherein electric current flows to the anode and through the blades and then back through the catode in the electrical circuit, upon operation of the switch to an on position to close the circuit. In a further embodiment, the multiple blades in the cage of the modular insert are heated by RF energy.

Abstract: Embodiments of the present disclosure generally relate to methods of manufacturing polishing platens for use on a chemical mechanical polishing (CMP) system and polishing platens formed therefrom. A method of manufacturing a polishing includes positioning a polishing platen on a support of a manufacturing system. The manufacturing system includes the support and a cutting tool facing there towards. Here, the polishing platen includes a cylindrical metal body having a polymer layer disposed on a surface thereof and the polymer layer has a thickness of about 100 ?m or more. The method further includes removing at least a portion of the polymer layer using the cutting tool to form a polishing pad-mounting surface. Beneficially, the method may be used to form a pad-mounting surface having a desired flatness or shape, such as a concave or convex shape.

Abstract: Methods and apparatus to align applique cutters are disclosed. A disclosed example alignment rail is for use with cutting an applique relative to a surface of a vehicle. The example alignment rail includes a base to contact the surface. The example alignment rail also includes a body including a cross-sectional profile extending along a longitudinal axis of the alignment rail. The example alignment rail also includes a groove of the cross-sectional profile extending along the longitudinal axis, where the groove is to align movement of a cutting tool to cut the applique.

Abstract: In order to avoid a gap on both sides of a blade exit point, if an outer radius of a product caliber is smaller than an inner radius of a product opening in a cutting frame at this point, a contour of the cutting frame in this blade exit area is given a radius of curvature as small as the smallest product caliber to be expected.

Abstract: In order to prevent slices separated from a product caliber by a slicer from adhering temporarily to a cutting surface of a blade and not coming to rest on the desired position on a base when the slices are ejected, the arrangement of one or more recesses in the blade back facing away from the product caliber is suggested in a specific way.

Abstract: Wall saw having a locking device (41). A saw blade flange (25) of the wall saw is adjustable by the locking device (41) between a locked state and an unlocked state, wherein, in the locked state, the saw blade flange (25) is connected to the drive spindle (33) for rotation therewith, and, in the unlocked state, is adjustable in relation to the drive spindle (33). In the unlocked state of the saw blade flange, the drive spindle is blocked in the direction of rotation of the saw blade and is designed to be rotatable about the axis of rotation in a counter direction directed counter to the direction of rotation.

Abstract: An electric circular saw includes a saw blade, a motor, a housing, a bottom plate, a worm gear assembly and a power supply device. The saw blade is configured to rotate about a first axis. The motor has a motor shaft for driving the saw blade to rotate. The housing has an accommodating portion for accommodating the motor. The worm gear assembly realizes power transmission between the motor and the saw blade. The power supply device includes at least one battery pack to power the motor. The ratio of the nominal voltage of one battery pack to the weight of the electric circular saw is greater than or equal to 6 V/Kg and less than or equal to 12 V/Kg.

Abstract: A table saw includes a frame; a saw having a cutting blade supported by the frame; first and second rails extending along opposite sides of the frame; a table supported by the frame; and a fence extending across the table between the first and second rail. A fence holder removably secures the fence to the first rail. The fence holder has a housing and an alignment arrangement configured to balance opposing forces between the fence holder housing and the first rail to hold the fence in a fixed angle relative to the first and second rails.

Abstract: The present invention relates to improved methods of treating wooden materials. By the method of the invention, the wooden material is subjected to vacuum, overpressure and increased temperature, and subjected to ultrasound. Ultrasound is applied while the wooden material is covered by a liquid at a suitable overpressure and at a suitable temperature for a suitable period of time.

Abstract: A selective laser sintering (SLS) device. The SLS device includes a laser forming unit, a support platform and a driving mechanism. The support platform is configured to support a plurality of raw materials for additive manufacturing of an object including a plurality of sections. The laser forming unit is disposed on the support platform and is configured to lay powders on a surface of each section of the object and sinter the powders. The driving mechanism is disposed under the laser forming unit and includes a vertical driving mechanism and a horizontal driving mechanism. The vertical driving mechanism is connected to the laser forming unit and configured to lift the laser forming unit layer by layer. The horizontal driving mechanism is configured to drive the laser forming unit to move in a horizontal direction with respect to the support platform.

Abstract: A mold system for a modular telescoping barrier and method of construction provides barriers arranged in a telescoping configuration with tight tolerances. The barriers are constructed with an inner and outer mold subassembly, separated by a gap. A shape-adapted funnel pours mold filling into gap between mold subassemblies. When mold filling dries, the mold subassemblies are removed to access a barrier. Barriers are nested with other barriers having incrementally larger or smaller perimeters to achieve telescoping configuration. A base barrier with a support flange supports multiple barriers. The inner and outer subassemblies are made up of individual panels fitted together end to end, and at corners in a tight relationship. Reinforcing structures abut the panels to prevent panels from bulging. The narrow end of the funnels includes clamps that press inwardly on the panels to prevent bulging. A level and an agitating mechanism enable mold filling to be poured uniformly.

Abstract: Concrete product machine apron gap adjustment by actuating a gapper mechanism to set a desired gap between a reciprocally-movable apron plate and an interchangeably installable mold assembly installed in a concrete products machine. The gapper mechanism sets a desired gap between the machine apron plate and the mold assembly by injecting an index amount of hydraulic fluid into fluid communication with the rod side of a primary apron plate positioning cylinder, causing the machine's apron plate to retreat a desired gap distance away from an engaged position against the mold assembly.

Abstract: A manual cutting machine includes a base plate. A front support and a rear support are fixedly arranged at two ends of the base plate. Sliding rods are mounted between the front support and the rear support. A slider is disposed around the sliding rods. A connecting block is hinged to the slider. A blade and a presser foot are connected to the bottom of the connecting rod. A push rod is connected to the top of the connecting block. The tail of the push rod is angled relative to the push rod. When the manual cutting machine is used for cutting and fracturing a board, motions of arms are reduced, and the motion range of an operator is narrowed, so that the operator can use the machine more easily and effortlessly. Meanwhile, oil can be added into an oil can to lubricate the slider in the using process, so that the service life of the manual cutting machine is prolonged, and later maintenance is reduced.

Abstract: Provided is an automatic continuous weighing/raw material supply system of a flooring tile manufacturing apparatus, and more particularly to an automatic continuous weighing/raw material supply system of a flooring tile manufacturing apparatus, which can stably supply a raw material to the flooring tile manufacturing apparatus.

Abstract: A longitudinal sealer includes a housing, an arm, and a heating element. The housing is configured to be installed in a foam-in-bag system. The arm is movably coupled to the housing. The heating element has a leading edge exposed through an exterior surface of the arm. A position of the arm with respect to the housing is controllable so that the arm is movable between a first location where the leading edge of the heating element is not in contact with a film in a film path of the foam-in-bag system and a second location where the leading edge of the heating element is in contact with the film in the film path of the foam-in-bag system.

Abstract: A thermoplastic micro-porous polyurethane elastomer material with a micro particle size and a method for preparing the same are provided. The material comprises, by weight, 1-97% of support frame polymer material, 1-97% of pressure-resistant low-resilience polymer material, 0.01-0.5% of nucleating agent, and 0.1-10% of foaming agent. The method comprises the following steps: (1) is feeding polymer materials and the nucleating agent from the front end of a double-screw extruder, feeding the foaming agent from the middle, hot-melting and fully mixing all the raw materials, then further homogenizing hot melt in a static mixer, and afterwards, controlling the pressure of the hot melt and quantitatively delivering the hot melt by a melt pump. (2) is pelletizing the hot melt entering an underwater pelletizing chamber from the melt pump via a die, separating particles carried out by process water, and screening and drying the particles to obtain a target product.

Abstract: In the method for adhering a resin film with an aggregate under an atmospheric pressure in which workability is excellent and spouting of the resin from an edge portion of the aggregate can be suppressed, the present invention provides a method for producing an FRP precursor with excellent resin filling property into bulk voids of the aggregate as well as a method for producing an FRP. Specifically, provided is the method for producing the FRP precursor by adhering a thermosetting resin film to one. surface of an aggregate that is in a form of a sheet under an atmospheric pressure, wherein the method includes a process in which the thermosetting resin film and the aggregate are press-adhered by heating by means of a pressure roll having a temperature in a range of +5° C. to +35° C. relative to a temperature at which a minimum melt viscosity of the film is exhibited.

Abstract: A method of fabricating a woven fiber preform that is impregnated with a matrix-precursor resin, the resin, in the raw state, presenting a glass transition temperature Tg0, includes: impregnating yarns or strands with the resin; feeding a loom with the impregnated yarns or strands maintained at a temperature in the range Tg0 to Tg0+10° C.; and weaving the yarns or strands in the loom in order to obtain the resin-impregnated woven fiber preform.

Abstract: A method for reclaiming bio-based plastic material is disclosed, including providing a bio-based plastic article, the article including an identifier, determining article content information from or via the identifier, and recycling the article based on article content information. Further, a system for reclaiming bio-based plastic material is disclosed, including an apparatus or device configured to obtain or determine a bio-based material content associated with a plastic article, and an apparatus or device configured to sort the plastic article based upon the bio-based material content of the plastic article. A bio-based plastic article comprising recycled bio-based material is also disclosed.

Abstract: Recycled pulp that derives from a used sanitary article includes an antibacterial activity value of 2.0 or more and an acid. Recycled pulp that derives from a used sanitary article includes an antibacterial activity value of 2.0 or more and an ash content of 0.65% by weight or less, and further includes an acid. The acid is a citric acid. The recycled pulp further includes a cationic antibacterial agent. The cationic antibacterial agent is a quaternary ammonium salt. The cationic antibacterial agent is a benzalkonium chloride or a cetylpyridinium chloride. At least a portion of the cationic antibacterial agent is adsorbed on the recycled pulp.

Abstract: A mold for manufacturing a wind turbine blade, including: a lower mold component, and an upper mold component, wherein the lower mold component and the upper mold component form a mold cavity in the shape of a wind turbine blade, and the upper mold component includes at least two upper mold parts is provided. The required floor-to-ceiling height of a production hall is decreased and the required lifting capacity of a crane is lowered.

Abstract: Provided is a mold production method whereby a UV curable composition can be molded with good precision through optical imprinting. The mold production method of the present invention is a method of producing a mold including an elastic body and used for molding a UV curable composition, and the method includes simulating deformation associated with curing of the UV curable composition using finite element analysis using [1] curing shrinkage of the UV curable composition and [2] deformation of the mold associated with the curing shrinkage, and designing the mold in accordance with a result of the simulation.

Abstract: A plant for the continuous vulcanisation of mixtures of natural or synthetic latex inside a plurality of vulcanisation moulds aligned close to each other, each including: a base and a lid able to be removably coupled; an advancing mechanism for advancing the moulds along guides inside a vulcanising oven; and a sprayer for spraying the mixture inside the bases before entry into the vulcanising oven. The plant includes: an assembly set and a disassembly set of the moulds, belonging respectively to the input station and to the output station of the vulcanising oven; a first transport mechanism for transferring each base from the disassembly set to the assembly set; a second transport mechanism for transferring each lid from the disassembly set to the assembly set. The vulcanising oven includes a tunnel with a radiofrequency set for vulcanising the mixture.

Abstract: The air eliminator valve helps to eliminate air in the plastic resin used for composite products manufacturing. During operation, it continuously eliminates the air bubbles in the plastic resin running through the valve, and then transfers the filtered plastic resin into the mold. The design of the air eliminator valve consists of: inlet, inlet lock, air vent, upper cover, main body, ultrasonic generator, outlet lock and outlet. In which, the ultrasonic generator plays a role in generating ultrasonic waves to the plastic resin in the valve body that allows speeding up the air releasing process out the plastic resin. The air content in the valve could go out through the air vent on the upper cover, its status “open/close” is controlled by airlock with automatic response mechanism.

Abstract: There is disclosed a sealable, flexible membrane for encapsulating a part to be isostatically pressed at an elevated temperature. The membrane includes at least one first layer of polymeric film having a melting point above the elevated temperature, and at least one second layer disposed on the first layer. The second layer comprising a metal. In one embodiment, the metal comes into contact with the part to be isostatically pressed. The membrane, which typically has a thickness ranging from 10 to about 500 ?m, and is impermeable to the flow of liquids and gases when sealed, can be used to warm press parts up to about 350° C. and pressures ranging from 5,000 psi to 100.000 psi. Methods to isostatically press parts using this sealable, flexible membrane are also disclosed. Bags made from the sealable, flexible membrane that are used in isostatic presses are also disclosed.

Abstract: A method for applying a sealing compound to a lid base and an inside of an annular wall of a lid comprises applying a first annular structure to the lid base with an applicator. The first annular structure comprises the sealing compound. The first annular structure of sealing compound is pressed against the lid base to form a second annular structure. The pressing is performed using an annular first press ram surrounding an inner forming part. The second annular structure of sealing compound is pressed into a transition area with an end face of the first press ram. The sealing compound is pressed through a gap defined between the end face of the first press ram and the lid base. The second annular structure is pressed flat against the lid base and into the gap between the lid wall and the first press ram using a second press ram.

Abstract: A thermal membrane for manufacturing a vehicle interior panel. The thermal membrane includes a flexible body, a part contour in the flexible body, and a thermal array that includes a thermal temperature control element. The thermal array follows the part contour of the flexible body, and the thermal temperature control element is at least partially embedded in the flexible body. The thermal array of the thermal membrane can be used to heat and activate an adhesive layer during a method of manufacturing a vehicle interior panel, such as during a vacuum forming process to attach a skin layer to a substrate.

Abstract: A method and apparatus includes a component having at least one opening defined by an edge and a layer of material positioned along the edge. An expandable member is positionable within a tool and is configured to operate between a non-expanded position and an expanded position in which the expandable member forces the layer of material to be folded over the edge.

Abstract: A structural component, comprising at least two organo-sheet pieces which at least sectionally lie one on top of the other and which each include a fiber layer, wherein at least in the fiber layers of the organo-sheet pieces at least one pair of mutually aligned holes is formed, at which the organo-sheet pieces are positively connected to each other. There is furthermore proposed a method for manufacturing a structural component.

Abstract: An insert molding apparatus includes: a lower mold including a seating part on which an insert member including a through-hole is seated; an upper mold mounted on the lower mold to receive the insert member seated on the seating part; and a first fixing part including a first head provided in the lower mold and inserted into the through-hole of the insert member when the insert member is seated, and a first drive unit that moves the first head. The first drive unit is moved to adjust a length by which the first head is inserted into the through-hole.

Abstract: Techniques for overmolding thermoplastics onto a spray primed polymer substrate. A thin layer of primer may be sprayed directly over a pre-formed polymer material. Then, a thermoplastic is injection molded directly over the primer layer. In one embodiment, a carbon fiber-reinforced polymer (CFRP) fabric is thermal compression molded into a NED device housing shell. Selected portions of the NED device housing shell may be mechanically abraded and then sprayed with a solvent-based polyolefin primer. Once the primer layer has cured, a thermoplastic material may then be overmolded directly over the primer layer—without any additional adhesive layer(s) between the primer layer and the thermoplastic material.

Abstract: A resin molded article includes a primary molded portion made from a synthetic resin material and a wire of which a front end portion is embedded in the primary molded portion. A sensor is connected to the front end portion of the wire, and is arranged such that the sensor is partially exposed from an outer surface of the primary molded portion. A seal member has a tubular shape and is in liquid-tight areal contact with a region of an outer periphery of the primary molded portion that is rearward of the exposed portion of the sensor. A secondary molded portion is in liquid-tight areal contact with an outer periphery of the seal member, and encases at least an entire region of the primary molded portion that is forward of the seal member.

Abstract: A plastic injection mechanism (20) of a plastic injection apparatus used for extruding molten plastic into a mold (16) comprises a fixing base (22); a material injection device (28) pivotably attached to the fixing base (22); and a rotating device (30) disposed between the material injection device (28) and the fixing base (22), the rotating device (30) being connected to the material injection device (28), wherein driving the rotating device (30) causes the material injection device (28) to move in a linked manner, enabling the material injection device (28) to rotate and shift with respect to the fixing base (22). The material injection device (28) of the plastic injection mechanism (20) can be adjusted to be in an inclined state, enabling a user to carry out excess material discharge and cleaning conveniently.

Abstract: An injection molding machine with an injection system and a clamping system. The injection system may include an injection module and an injection module receiver. The injection module is removably installed in the injection module receiver and includes a nozzle for introducing material into the mold. The injection module receiver may include a cooling system for cooling at least a portion of the nozzle. The cooling system may include a nozzle sheath fitted about the nozzle. The intermediate space between the nozzle sheath and the nozzle may define a coolant chamber through which liquid coolant may be moved to cool the nozzle. The nozzle and nozzle sheath may be configured to cooperatively define a coolant supply passage and a coolant return passage. The nozzle may include a nozzle tip that is fluted to provide a coolant flow path from the coolant supply passage to the coolant return passage.