A polymeric woven bag has a first panel and a second panel and an open end of the bag to be pinched closed. A first layer of heat activated adhesive material is on a portion of the bag to form an adhesive-to-adhesive seal by contact with a second layer of heat activated adhesive material on a portion of the bag, wherein a chemical family of the adhesive layers comprises polyolefin thermoplastic components, and wherein the first adhesive layer and the second adhesive layer have respective heat activation temperatures below the softening point temperature of the polymeric bag material.

A bulk material product bag has an adhesive closure strip fixedly secured thereon. As a result of the adhesive closure strip being oriented transversely across the normally open end region of the bulk material product bag so as to be adhesively bonded to both the back and front sides of the bulk material product bag, the adhesive closure strip effectively closes and seals the open end region of the bulk material product bag. Handle structure can also be integrally incorporated within the adhesive closure strip.

An easy-open and reclosable package includes a pouch including a discrete laminate including a base strip, a panel section, and a die cut defining a die cut segment; a first and second anchor seal; the base strip including a sealing segment, backing segment, and intermediate layer including a pressure sensitive adhesive; and a product disposed in the pouch. The die cut segment is so arranged that when the package is opened, the sealing segment is partially removed from the base strip, the pressure sensitive adhesive is partially exposed, and the package can thereafter be reclosed by adhering any of the first side panel, second side panel, and panel section to the pressure sensitive adhesive. Methods of making the package, and a pouch, are also disclosed.

Disclosed herein is an adapter for use with ordinary lawn and leaf bags and a method for manufacture of such adapter. The adapter has a cavity that has four sides and four corners, and a lower portion consisting of four flaps. The use of a frame, side and/or corner fasteners create an adapter where the flaps lie inside the bag and the cavity remains outside the bag to create a large surface area for filling the bag and also prevents the mouth of the bag from closing due to wind or other forces.

A gastight valve strip for a reclosable container. The valve strip includes opposing first and second film layers adapted to be disposed over a container aperture through a sidewall of the reclosable container. The first film layer is attached to the second film layer by a first thermal seal disposed around the periphery of the first film layer. An attachment surface of the second film layer is adapted to be sealed to the sidewall of the reclosable container. Opposing surfaces of the first and second film layers form a substantially gastight seal therebetween upon contact of the film layers. Offset first film layer and second film layer apertures extend through the first and second film layers, respectively, the first film layer aperture being in fluid communication with an exterior side of the valve strip and the second film layer aperture being configured to be in fluid communication with the container aperture.

A reclosable bag or pouch configured to store, and to easily pour, material. The reclosable bag is configured with an integral pour spout having a reclosable fastener to facilitate the pouring of material from the bag, and subsequent resealing. By locating the pour spout along an upper side of the bag, material is focused downward from the bag, and not outward, when poured. Bags configured in this manner thus provide end users with enhanced control over the dispensing rate and direction of their contents. In some embodiments, the bag is also configured as a self-supporting bag capable of resting generally upright upon its bottom end.

An inflatable structure may be formed from a single piece of flexible film using a provided method of manufacturing. The inflatable structure may include quilting seals which divide the inflatable chamber. The inflatable structure may also include an external valve opening extending through multiple layers of the flexible film. The external valve opening may further be partially defined by edge portions of the flexible film formed by folding the flexible film. The external valve opening may be configured to align with an opening in a container or an inflation aperture in a pouch so that the inflatable structure can be inflated while inside the container/pouch. A corresponding inflation device fills the inflatable structure with air and may do so without requiring heat sealing or contact between the inflatable structure and outlet of the inflation device. A hinged plate apparatus may assist in directing air into the external valve opening.

A reclosable pouch includes a body portion having first and second opposing sidewalls and a first web having a first portion attached to the first sidewall and a first unattached portion. The first web is disposed on an internal side of the first sidewall. The reclosable pouch further includes a second web having a second portion attached to the second sidewall and a second unattached portion. The second web is disposed on an internal side of the second sidewall. Additionally, the reclosable pouch includes a first closure mechanism having first and second closure profiles with the first closure profile disposed on the first web at the first attached portion and the second closure profile disposed on the second web at the second attached portion. Furthermore, the reclosable pouch includes a second closure mechanism having third and fourth closure profiles with the third closure profile disposed on the first web at the first unattached portion and the fourth closure profile disposed on the second web at the second unattached portion.

The present invention regards a package (1) for food products comprising a flexible container (2) having a first wall (5) and a second wall (6) opposite each other and peripherally sealed along at least the respective side edges (5a, 6a, 5b, 6b), a space (8) inside said walls containing, optionally in sterile conditions, a food product (73), and a gusset element (10) extended between the upper edges (5c, 6c) of said first wall (5) and of said second wall (6), said gusset element (10) defining a pocket (14) turned towards the interior of said flexible container (2), characterized in that it comprises an opening and closing device (3) housed in said pocket (14) and constrained to said flexible container (2), said opening and closing device (3) comprising a pourer body (15) associated with an opening and closing cap (16), and cutting means (42) suitable to perforate said flexible container (2) at the time of the first opening of said packaging (1). The invention also regards a method for packaging a food product, in particular in sterile conditions, in a package of the aforesaid type, a flexible container for a package of the aforesaid type as well as a method for producing such container.

Gift bags with removable, configurable and wearable parts and components have multiple interconnected panels which include a bottom panel and multiple interconnected generally vertically oriented side panels which together form a bag or container with an interior volume which is accessible through an opening. Incorporated into or attached to one or more of the side panels or bottom panel are articles or components, structures or objects which fit with one or more of the side panels. The articles, components, structures or objects are detachable from the one or more side panels. The removable components are preferably secured to or made integral with any of the side panels by structures, devices or materials by which the components are both structural; aesthetic, decorative or ornamental, yet also relatively easily detachable.

The present invention is a washable and reusable storage bag comprising a plastic coated canvas made from cotton and polyethylene. The storage bag comprises a front panel having a zipper and a back panel, a bottom edge and a top edge, and two side edges. The bag further comprises a rectangular transparent polyurethane window in the front panel, preferably in the shape of a rectangle. Two opposing sides of the transparent polyurethane window are heat sealed to the plastic coated canvas to create a liquid tight seal between the transparent polyurethane window and the plastic coated canvas. The outside of the storage bag can be customized with, e.g., designs, branding, and/or advertising. The storage bags can be hand washed, put in the dishwasher or put in the washing machine and clothes dryer.

This device for locking an opening part (9) of a jet engine nacelle with respect to a fixed part (7, 17) comprises: means (13, 16) for locking said opening part (9) with respect to said fixed part (7, 17), means for actuating (21) these locking means that are mounted such that they can move on said opening part (9) between a closed position, in which they enable said locking means (13, 16) to be immobilized, and an open position, in which they enable these locking means (13, 16) to be released. Said actuating means comprise gripping means (21). This device comprises means (41, 43) for immobilizing, in the open position, said gripping means (21) with respect to said opening part (9) at least in the direction of movement of said opening part (9).

French doors that include a passive door and an active door are kept closed by a plate on a trim over a French door jamb having a flange at one of the sides. Holes in the plate allow it to be screwed into the trim. The flange retains the passive French door in place, but the screw in the hole over the active door can be removed to allow the plate to pivot about the remaining screw so the plate can be bent upward to allow the passive door to open under the flange.

An anti-ligature door latch assembly comprises a door latch, an escutcheon, and an anti-ligature handle mounted to the escutcheon for movement along a guided linear path between a default non-operative position and an operative latch-retracting position. The anti-ligature handle includes a shroud that maintains contact with the escutcheon regardless of the position of the handle on the escutcheon and covers a linear slot in the escutcheon along which the handle rides. The anti-ligature door latch assembly is suitable for both mortise and tubular latch assemblies. The escutcheon and a back plate mounted to the door surface houses an activator plate that moves linearly with the handle. The activator plate has a cam surface that, when in the operative latch-retraction position, contacts a cooperating part of a spindle-mounted rotary hub, causing the spindle to rotate and retract the latch.

A door opening preventing apparatus for a vehicle includes an outer door handle mounted on an outer surface of a door panel, a door opening lever mounted on an interior of the door panel to angularly rotate and interlocking with the outer door handle when the outer door handle is opened, and a latch cable connected to the door opening lever, wherein a separate balance weight is disposed at an upper end of the door opening lever to contact the door opening lever, and the door opening lever is pushed by the balance weight outward due to a forward inertial force during a side collision of a vehicle, and only the balance weight is angularly rotated inward by a reverse inertial force.

A path display apparatus includes a first position command acquiring unit that acquires first position command for motors, a first position feedback acquiring unit that acquires first position feedback of each of the motors, a correction data acquiring unit that acquires correction data generated for each of the motors, a second position command calculating unit that subtracts the correction data from the first position command to calculate a second position command, a second position feedback calculating unit that subtracts the correction data from the first position feedback to calculate second position feedback, a command path display unit that displays a command path of the tip point of the tool, based on the second position command; and a feedback path display unit that displays a feedback path of the tip point of the tool, based on the second position feedback.

The face miller is equipped with a plurality of plate-shaped hard material cutting inserts that are distributed over the circumference. The hard material cutting inserts are located on a graduated circle in pockets of a blade carrier and have a main cutting edge, which is adjusted at a cutting edge angle smaller than 90° relative to the working plane of the miller. In order to ensure maximum machining performance at a good service life, the cutting edge angle is selected to range between 10° and 30°, wherein the main cutting edge at the same time has a slightly convex design. The main cutting edge transitions into the secondary cutting edge via a transition radius having a value that ranges between 0.5 and 1.5 mm. The axial rake angle ranges between 20 and 30°. According to an advantageous further development, the radial rake angle ranges between −6° and −10°.

A retention knob for use with a tool holder that is less prone to distorting a tapered tool holder surface, especially if it is over-tightened. The retention knob includes a knob head, a flange engageable with an end of a tool holder shank, a pilot segment receivable by the counter bore defined by said tool holder shank and a threaded segment spaced from said flange by an undercut segment. The threaded segment is configured so that it has a length that is substantially the minimum length required to achieve maximum thread holding strength. The undercut segment is configured to space the threaded segment from its head so that a distal end of the threaded segment is substantially near the bottom of the tapered bore forming part of the tool holder.

Methods of fly-cutting a workpiece are disclosed, and in methods in which the position of a fly-cutting head or its associated cutting element is known as a function of time. Also disclosed are methods of forming features, such as grooves or groove segments, in a workpiece such as a cylindrical roll. The features may be provided according to one or more disclosed patterns. Articles made using tools machined in the manner described are also provided, such as polymeric film or sheeting that exhibit certain beneficial properties.

A machine tool having a motor-driven machine spindle which can be rotated about a spindle axis. The machine spindle has a tool holder arranged at the face. A tool is exchangeably arranged on the machine spindle. The tool has a coupling element which is compatible with the tool holder of the machine spindle. The coupling element has a rear surface pointing toward the machine spindle. The machine tool has at least one galvanic contact point for the electric current or data transmission, the point being arranged between the machine spindle and the tool and rotating together with the machine spindle. The galvanic contact point has a contact element which is arranged at the face of the tool holder on the spindle side, and a contact element which is arranged on the rear surface of the coupling element on the tool side.

In a machine tool having a rotary shaft for use in rotating a tool or a workpiece, a plurality of stable rotation speeds at which the chatter vibrations are expected to be suppressed, and at least one switching rotation speed across which a dynamic characteristic of a rotary shaft system changes are stored. The plurality of stable rotation speeds may be determined from chatter vibrations detected using a vibration detection unit. Optimum rotation speed that is a rotation speed to which a rotation speed of the rotary shaft is changeable without crossing the switching rotation speed is selected from the plurality of stable rotation speeds, and the rotation speed of the rotary shaft is changed to the optimum rotation speed. Thus, chatter vibrations generated during rotation of the rotary shaft can be suppressed effectively.

An apparatus for forming a bend in a composite panel is provided. An angle and a radius bend are identified for a bend. A location of the bend in the composite panel is identified. A slot is cut having a curved flange in the composite panel at the identified location in a single pass through the composite panel with a tool, wherein the curved flange has a shape with a bend allowance width and a bend slot width. The bend allowance width is BA=2π*A/360, wherein BA is the bend allowance width, R is a corner radius, and A is a bend angle. The bend slot width is BS=BA−2K(R−T), wherein K is Tan(A/2) and T is a thickness of the composite panel.

A machine permits an end of a thick-walled, high-pressure tubing to be chucked in a collet one time, coned, faced and threaded, using a coning head and threading head which are mounted on a carriage which can be translated laterally between three positions and the coning and threading heads parallel to the longitudinal axis of the workpiece to complete the coning and threading operations.

A method of machining bevel gears whereby machining of both flanks of a tooth slot and crowning of the tooth surfaces in the lengthwise direction are realized without an active pivot axis and by a modification of the conventional relationship between the radial and swivel basic settings during gear generating.

A master servo motor and a slave servo motor that synchronously drive for rotation a master main spindle provided with a center that supports one end of a work piece and a slave main spindle provided with a center that supports the other end of the work piece are included. Before grinding, a slip detection cycle that detects a limit current value for the servo motors, at which the work piece and the centers slip, is executed and, during grinding, a grinding condition is changed to prevent a slip between the work piece and the centers in advance at the time when any one of current values of the servo motors has reached a slip threshold value set on the basis of the limit current value.

A nacelle main frame structure and drive train assembly (1) for being mounted on a tower (2) of a wind turbine. The nacelle main frame structure and drive train assembly (1) comprises a nacelle main frame structure (4) with a central part (6) connecting a first part (7) to a second part (8). The first part (7), during wind turbine operation and/or servicing activities, takes up loads of a rotor (9). A drive train (5) is at least partially located between the first and second parts (7, 8). The central part (6) of the main frame structure (4) is located substantially above at least part of the drive train (5) and is such that at least part of the drive train (5) can only be removed from the main frame structure (4) by lowering at least part of the drive train (5) from the main frame structure (4).

A blade for a rotor of a wind turbine is manufactured with a root region with a substantially circular or elliptical profile closest to the hub, an airfoil region with a lift generating profile furthest away from the hub and a transition region having a profile gradually changing the root region to the airfoil region. A first blade design is used for the first base part on a first longitudinal section of an airfoil region of a second blade, so that an induction factor of the first base part on the second blade deviates from a target induction factor. The first longitudinal section of the second blade is provided with flow altering devices so as to adjust the aerodynamic properties of the first longitudinal segment to substantially meet the target induction factor at the design point on the second blade.

An impeller of a centrifugal includes, a plurality of full blades provided from the fluid inlet part to the fluid outlet part of the impeller; a plurality of splitter blades provided on the hub surface, wherein the geometry of a flow entering part of the splitter blade is compatible with the complicated flow inside the compressor so that the evenly distributed flow rate distribution, the increased pressure ratio and the enhanced efficiency are achieved. The leading edge blade angle θ in the tip end part of the flow entering front-end-part of the splitter blade 7 in the area of the higher height level from the hub surface is further inclined smoothly toward the blade suction surface side Sb of the full blade 5 in comparison with the inclination standard curve, the increased inclination angle becoming smoothly greater in response to the increase of the height level.

A rotating airfoil component of a turbomachine, in which the component has an airfoil aligned in a spanwise direction of the component, a shank, and a platform therebetween oriented transverse to the spanwise direction. The platform has an outer radial surface adjacent the airfoil, and at least one recessed region defined in its outer radial surface. The recessed region extends opposite the spanwise direction from a platform plane that contains portions of the outer radial surface that are upstream and downstream from the recessed region. The recessed region is contiguous with an end wall of the platform and extends therefrom toward the airfoil. The recessed region defines a surface shape whose boundary is contained by the platform plane, and has a profile shape that extends from the end wall toward the airfoil. The recessed region is sized and shaped to increase the stiffness of the platform.

Embodiments of an axially-split radial turbine, as are embodiments of a method for manufacturing an axially-split radial turbine. In one embodiment, the method includes the steps of joining a forward bladed ring to a forward disk to produce a forward turbine rotor, fabricating an aft turbine rotor, and disposing the forward turbine rotor and the aft turbine rotor in an axially-abutting, rotationally-fixed relationship to produce the axially-split radial turbine.

Wind turbine rotor blades include a shell having a leading edge opposite a trailing edge, a structural support member that supports the shell and is disposed internal the wind turbine rotor blade between the leading edge and the trailing edge and extends for at least a portion of a rotor blade span length, and a resistive cellular support structure disposed at least partially about the wind turbine rotor blade that physically supports at least a portion of the wind turbine rotor blade and at least partially absorbs radar energy.

Wind turbine rotor blades with a reduced radar cross sections include a shell having a leading edge opposite a trailing edge, a structural support member that supports the shell and is disposed internal the wind turbine rotor blade between the leading edge and the trailing edge and extends for at least a portion of a rotor blade span length, wherein the structural support member comprises fiberglass, one or more cavities internal the wind turbine rotor blade, and a lightweight broadband radar absorbing filler material disposed in at least one of the one or more cavities to provide the reduced radar cross section.

The invention involves a wind turbine comprising at least one blade (5) in turn comprising a blade body (501), lift-regulating means (502) adapted for movement in relation to the blade body (501) so as to regulate the lift of the blade, and load sensing means (5022, 506) for determining a load acting on the lift-regulating means (502), the wind turbine further comprising an actuation control unit (6) adapted to control the movement of the lift-regulating means (502) based on output from the load sensing means (5022, 506). In addition to output from the load sensing means (5022, 506), the actuation control unit (6) is adapted to control the movement of the lift-regulating means (502) based on the movement of the lift-regulating means (502).

A marine propeller has at least two blades each having a body, a vane and connection members that enable the blades to be fixed together. The blades are formed with a one-piece vane and the bodies are attached to one another and with the bodies form the central hub of the propeller that may be fitted on a ship's shaft after mounting.

A liner for a composite blade of a gas turbine engine includes a metallic shoe, operable substantially to encase a blade root of a composite blade and defining an inner surface and an outer surface. The liner also includes a retention lug formed on the shoe and has inner and outer keys that project from opposed portions of the inner and outer surfaces. The keys engage corresponding recesses on a dovetail slot and a blade root to resist axial displacement of the composite blade.

A system and method for nodule boundary visualization superimposed on a scan image, including generating phantom image measurements of at least one synthetic calibration object in relation to a body to calibrate a scanner; acquiring a first image of a nodule on the calibrated scanner; computing and marking a boundary on the image; displaying the first image with the boundary superimposed over the first image; presenting the initial boundary to a user for modification where the user can add one or more modification points to the image to create a modified boundary that is encompassed by the one or more modification points; once the user has marked the one or more modification points on the image, computing an updated boundary that adapts to include the new points.

A machine-implemented display method that, with respect to a volume dataset being rendered, enables a user to navigate to any position in space and look in any direction. Preferably, the volume dataset is derived from a computer tomography (CT) or magnetic resonance imaging (MRI) scan. With the described approach, the user can see details within the dataset that are not available using conventional visualization approaches. The freedom-of-motion capability allows the user to go to places (positions) within the volume rendering that are not otherwise possible using conventional “orbit” and “zoom” display techniques. Thus, for example, using the described approach, the display image enables a user to travel inside physical structures (e.g., a patient's heart, brain, arteries, and the like).

A mirror for the EUV wavelength range (1) having a layer arrangement (P) applied on a substrate (S), the layer arrangement having a periodic sequence of individual layers, where the periodic sequence has at least two individual layers—forming a period—composed respectively of silicon (Si) and ruthenium (Ru). Also disclosed are a projection objective for microlithography (2) including such a mirror, and a projection exposure apparatus for microlithography having such a projection objective (2).

A press plate that includes: a plate shaped press portion that is capable of resilient deformation; a first slit that is provided to a first wall portion of a support body with length direction along a first edge portion of the press portion, and that penetrates the first wall portion; second slits that are provided to a second wall portions of the support body with length direction along second edge portions of the press portion, and that penetrate the second wall portions; and a first corner portion slit that is provided straddling a corner portion between the first wall portion and the second wall portion and penetrating the corner portion, that is connected to the first slit, and that is disposed at a separation to the second slit.

A method for recording a four-dimensional angiography data record using an x-ray facility with a C-arm is proposed. Projection images are recorded from different projection directions at different time points of the cardiac cycle. A number of three-dimensional reconstruction image data records assigned respectively to a time segment of the cardiac cycle are reconstructed from the projection images and combined to form the four-dimensional angiography data record by temporal assignment in respect of the cardiac cycle. At least one recording parameter describing the temporal sequence is selected when recording the projection images as a function of cardiac stimulation performed to ensure a stable heart rate during recording so that the recording of the projection images takes place in such a manner that it is synchronized with the cardiac cycle.

The present invention provides a transmission type X-ray tube and a reflection type X-ray tube. The transmission type X-ray tube comprises a target and a filter material. The target has at least one element which produces X-rays as being excited. The X-rays comprise characteristic Kα and Kβ emission energies of the element for producing images of an object impinged by the X-rays. The filter material through which the X-rays pass has a k-edge absorption energy that is higher than the Kα emission energies and is lower than the Kβ emission energies. The thickness of the filter material is at least 10 microns and less than 3 millimeters.

A method of projection domain processing based on a local transform and shrinkage for use in reconstructing digital images from a set of projections, the method including providing a target image of a target object, providing projection data of the target object, producing filtered projection data by applying a sparsifying transform and a shrinkage function to the projection data, followed by an inverse of the sparsifying transform, producing a restored image by applying a reconstruction transform to the filtered projection data, comparing the restored image to the target image, and producing an optimized projection domain shrinkage function by adapting the shrinkage function to minimize differences between the restored image and the target image. Related apparatus and methods are also described.

A method is provided. The method includes acquiring a first dataset at a first energy spectrum and a second dataset at a second energy spectrum. The method also includes extracting a metal artifact correction signal using the first dataset and the second dataset or using a first reconstructed image and a second reconstructed image generated respectively from the first and the second datasets. The method further includes performing metal artifact correction on the first reconstructed image using the metal artifact correction signal to generate a first corrected image.

A method for producing an X-ray projection image of a body region of a patient using a desired spatial location of a central ray, includes positioning a pointing element relative to the patient indicating a location of a pointing line and causing the location of the pointing line to coincide with the desired central ray location. A pointing line location and a central ray location currently set on an X-ray machine are recorded. A measure for deviation between the pointing line and the currently set central ray location is determined and used to set the desired central ray location. A medical apparatus includes an X-ray machine taking an X-ray projection image along a central ray, a pointing element indicating a pointing line, an acquisition unit detecting the pointing line location and the currently set central ray location, and a control and evaluation unit implementing software carrying out the method.

Among other things, one or more systems and/or techniques are described for dynamically adjusting, in a fan-angle direction, attenuation of radiation during an examination of an object such that portions of the object that are not represented in resulting (tilted/targeted) images of the object are exposed to less radiation than portions of the object that are represented in resulting (tilted/targeted) images of the object. As a rotating gantry is rotated, blades of a pre-object collimator are dynamically repositioned to selectively attenuate emitted radiation. A collimator adjustment component may be configured to determine how to reposition the blades based at least in part upon at least one of a desired tilt of the resulting (tilted) image(s), a translational position of the object, and a gantry rotation angle, for example.

A system comprises a structure having particles embedded at a level within the structure, and X-ray imaging apparatus for capturing images of the particles at the level.

A method for asynchronous operation of a rotary anode of an x-ray emitter, where a torque is exerted onto the rotary anode by an electromagnetic alternating field of a stator with a first frequency is provided. The method includes increasing the first frequency to a second frequency. The second frequency is a whole number multiple of an x-ray trigger frequency. The method also includes simultaneously changing an output of the alternating field such that a rotational frequency of the rotary anode remains unchanged.

A compensation circuit 76 of an AEC unit 67 of an electronic cassette 13 defines the detection signal of a detection pixel 65 of the electronic cassette 13 as a detection signal corresponding to the detection signal of an old AEC sensor 25. The compensation circuit 76 performs compensation so as to exclude the influence on the detection signal due to a difference in the configuration of an intermediate member disposed between an X-ray source 10 and an FPD 35 of the electronic cassette 13 when the detection pixel 65 is used as an AEC sensor instead of the old AEC sensor 25. The detection signal is transmitted from a detection signal I/F 80 to a detection signal I/F 26 of a source control device 11 as it is (instantaneous value) or as an accumulated value obtained using an integration circuit 77.

A method of treating an object with radiation that includes generating volumetric image data of an area of interest of an object and emitting a therapeutic radiation beam towards the area of interest of the object in accordance with a reference plan. The method further includes evaluating the volumetric image data and at least one parameter of the therapeutic radiation beam to provide a real-time, on-line or off-line evaluation and on-line or off-line modification of the reference plan.

A tridimensional modeling apparatus, system and kit is for representing an exploration network. The apparatus, system and kit include a transparent hollow cube with six plane surfaces for representing an enclosed volume, a plurality of perforations on at least two of the six plane surfaces and indicia around each opening for marking polar coordinates and orientation. The apparatus, system and kit further include a plurality of transparent rods for representing exploration channels. The plurality of perforations on the cube are arranged for receiving rods for tridimensional modeling of the exploration network and each rod is inserted into an opening with an angle and a depth, thereby resulting in a visual representation of the exploration network within the represented volume.