This invention relates to a process and apparatus for the production of pure hydrogen by steam reforming. The process integrates the steam reforming and shift reaction to produce pure hydrogen with minimal production of CO and virtually no CO in the hydrogen stream, provides for CO2 capture for sequestration, employs a steam reforming membrane reactor, and is powered by heat from the convection section of a heater.

The present invention provides a reformer tube apparatus, including: an axially aligned tubular structure including a flange section, a top section, a middle section, and a bottom section; wherein the top section of the axially aligned tubular structure includes a first portion having a first wall thickness; wherein the top section of the axially aligned tubular structure includes a second portion having a second wall thickness; and wherein the top section of the axially aligned tubular structure includes a third portion having a transitioning wall thickness that joins the first portion to the second portion. The flange section includes a concentric flange disposed about a top portion thereof. The bottom section of the tubular structure includes a plurality of concentric wedge structures disposed about the interior thereof. The bottom section of the tubular structure also includes a recess disposed about the exterior thereof. The axially aligned tubular structure further includes a secondary flange section coupled to the flange section, wherein the secondary flange section includes a concentric flange disposed about a top portion thereof. Optionally, the reformer tube apparatus is disposed within a reformer used in a direct reduction process.

A flexible flat cable structure capable of improving crosstalk interference includes plural telecommunication signal conductors separated from one another and provided for transmitting differential signals, two support members installed on two lateral sides of the telecommunication signal conductor respectively, at least one filled material disposed between the telecommunication signal conductors. The ratio of the equivalent dielectric constant of the filled material to the equivalent dielectric constant of the support members falls within a range of 0.39˜0.27, and the ratio of the thickness of the filled material to the thickness of the support members falls within a range of 1.49˜1.37. Therefore, the flexible flat cable structure achieves the effects of reducing the time delay of the signal transmission of the flexible flat cable (FFC), suppressing the ringing noise of resonance, and improving the eye height of amplitude measurement, so as to suppress crosstalk interference and improve signal transmission quality effectively.

A high speed socket connector is disclosed in this invention, including a case, a terminal mould, an upper shield and a lower shield. The terminal mould includes an insulative body, a row of upper terminals and a row of lower terminals. The insulative body forms multiple first openings and second openings. The upper terminals and the lower terminals both include multiple differential pairs of signal terminals and multiple grounding terminals. Each signal terminal has a serpentine retaining section exposed in the corresponding first opening. Each grounding terminal has a straight retaining section exposed in the corresponding second opening. The upper shield and the lower shield are respectively mounted on the top and the bottom of the terminal mould. The high speed socket connector can realize a good shielding effect by the connection of the upper and lower shields and the grounding terminals.

An engine block heater cord set. The cord set comprises an electrical power cord engagable with the engine block heater. A connector includes a plurality of power contacts, where the number of power contacts is four or more and a multiple of two. Each of the power contacts is electrically bonded to one of first and second electrical conductors. The power contacts are positioned symmetrically relative to one another on the connector with diagonally opposite contacts having a different polarity and spaced apart by a distance generally equal to the distance between the electrical terminals of the engine block heater.

Techniques and mechanisms for providing socket connection to a substrate. In an embodiment, a socket device includes a first socket body portion that is to provide for signal exchanges as part of a socket connector including the first socket body portion and a second socket body portion. The first socket body portion and the second socket body portion comprise respective zones, wherein, of the two zones, only one such zone has a first electro-mechanical characteristic. The first electro-mechanical characteristic is selected from the group consisting of an interconnect dimension, an interconnect material, an interconnect structure, a socket body material, and a shielding structure. In another embodiment, modular socket sub-assemblies each comprise a respective one of the first zone and the second zone.

A socket apparatus, including a plate for being held by sockets of a wall outlet in contact with a front surface of the wall outlet, the plate shaped complementary to the front surface of the wall outlet and comprising holes shaped and located corresponding to the sockets of the wall outlet; metal apertures, each extending from one of the holes of the plate, the metal apertures for receiving electric supply from the sockets of the wall outlet, and for inserting prongs of a plug of an electric appliance thereinto; an electric gadget, for providing an electric function; and an electric circuit, for receiving electric supply from the metal apertures, and for converting the electric supply to the electric function. The wall socket further includes a foldable or removable extension pin, for allowing attaching thereof to at least one of the prongs of the plug of the electric appliance, for extending thereof.

A high pressure and temperature, hermetically sealed bulkhead connector with pin and socket contacts for use in logging tools is described. The bulkhead connector comprises (a) one or more contact(s) placed within one or more channels wherein the channels provide a clearance path between contact(s) and bulkhead body and travel at least a partial longitudinal distance between proximal and distal ends. The contact(s) reside in the channel(s) and include at least; an optional movement limiter section, one central elongated section, and one fixed section where the contact(s) is attached to the bulkhead body at the distal end. The body correctly positions respective ends of the contact so that the body secures contact(s) to be parallel to each other and the contact(s) have terminal ends for connection. This arrangement provides at least one pivotable, pliable, free floating contact extending away from the fixed distal end of the bulkhead body.

A terminal block for an electronic device, which block can be attached to an electronics housing of the electronic device, includes at least one base strip comprising a plurality of connector sockets; and a plurality of connector modules that can be attached to the connector sockets of the at least one base strip in at least one insertion direction, are held on the connector sockets in an inserted position, and can be released from the connector sockets to be removed from the at least one base strip; and a locking device. The locking device includes: an actuating part that can be moved relative to the at least one base strip in an actuation direction; and a plurality of locking elements that are engaged in a locking manner in mating elements of the connector modules in a locked position.

An abrasive article includes a fibrous substrate, a binder disposed on the fibrous substrate, and abrasive grains in contact with the binder. The binder includes an imide cross-linked urethane derived from a blocked isocyanate component and an anhydride component.

An abrasive article including a bonded abrasive having a body formed of abrasive grains contained within a bond material, wherein the body grinds a superabrasive workpiece having an average Vickers hardness of at least about 5 GPa at an average specific grinding energy (SGE) of not greater than about 350 J/mm3, at a material removal rate of at least about 8 mm3/sec, and wherein grinding is a centerless grinding operation.

A layer of matrix powder is deposited within a mold opening. A layer of super-abrasive particles is then deposited over the matrix powder layer. The super-abrasive particles have a non-random distribution, such as being positioned at locations set by a regular and repeating distribution pattern. A layer of matrix powder is then deposited over the super-abrasive particles. The particle and matrix powder layer deposition process steps are repeated to produce a cell having alternating layers of matrix powder and non-randomly distributed super-abrasive particles. The cell is then fused, for example using an infiltration, hot isostatic pressing or sintering process, to produce an impregnated structure. A working surface of the impregnated structure that is oriented non-parallel (and, in particular, perpendicular) to the super-abrasive particle layers is used as an abrading surface for a tool.

A method of making shaped abrasive particles including forming an abrasive flake comprising a plurality of precursor shaped abrasive particles and a frangible support joining the precursor shaped abrasive particles together; transporting the abrasive flake through a rotary kiln to sinter the abrasive flake; and breaking the sintered abrasive flake into individual shaped abrasive particles. The method is useful to make small shaped abrasive particles having insufficient mass to be efficiently individually sintered in a rotary kiln without joining two or more of the shaped abrasive particles together.

A method for making a super-hard construction comprising a first structure comprising a first material joined to a second structure comprising a second material, in which the coefficient of thermal expansion (CTE) and Young's moduli of the materials of each material are substantially different from each other. The method includes forming an assembly comprising the first material, the second material and a binder material arranged to be capable of bonding the first and second materials together, the binder material comprising metal; subjecting the assembly to a sufficiently high temperature for the binder material to be in the liquid state and to a first pressure at which the super-hard material is thermodynamically stable; reducing the pressure to a second pressure at which the super-hard material is thermodynamically stable, the temperature being maintained sufficiently high to maintain the binder material in the liquid state; reducing the temperature to solidify the binder material; and reducing the pressure and the temperature to an ambient condition to provide the super-hard construction.

Methods and devices are presented for synchronizing positioning signals in a kinematic location network. In particular, methods and devices are presented for synchronizing a unique positioning signal generated by a positioning-unit device to a reference positioning signal generated by a reference transmitter, where the positioning-unit device and the reference transmitter are moving relative to each other. In certain embodiments the reference transmitter or the positioning-unit device, or both, self-monitor trajectory data comprising one or more of location, velocity or acceleration, e.g. using inertial navigation systems, and broadcast that data in their positioning signals. The trajectory data enables estimation of Doppler shifts and propagation delays associated with the positioning signals, allowing measurement and correction of clock drift for synchronization of the positioning signals.

A spacecraft communications payload includes a beam forming network (BFN), wherein the BFN includes a first feed waveguide and a first set of branch waveguides, each branch waveguide in the first set operating in a frequency band having a characteristic waveguide wavelength λg1. A proximal portion of the first set of branch waveguides is communicatively coupled with the first feed waveguide. A distal portion of the first set of branch waveguides is communicatively coupled by way of an array of slots with a plurality of radiating elements. A separation distance between adjacent slots in the array is approximately equal to λg, and the array of slots is configured as a honeycomb-like triaxial lattice. In some implementations, a compact BFN may be configured to simultaneously operate at two different polarizations (“dual-polarized”) and/or frequency bands (“dual-band”).

Disclosed are systems and methods for improving the quality and strength of a wireless signal connecting a mobile station and a base station, in situations where the mobile station is able to utilize a directional antenna. The system for improving system quality comprise, for example, a directional antenna; an antenna power level detector which detects a signal strength; a signal inverter wherein the signal inverter generates a conditioned signal from the detected signal strength; an indicator wherein the indicator provides an indicator of a signal quality level from the detected signal strength; a reorientation decision logic wherein the reorientation decision logic communicates an instruction for movement of the directional antenna, wherein the detected signal strength is correlated to a projected orientation of the directional antenna at a time the signal strength is detected, and further wherein an antenna orientation control loop communicates a reorientation instruction for the directional antenna.

An automated method for analyzing seeds generally includes collecting image data from individual seeds using a seed sampling system, determining at least one characteristic of each of the individual seeds based on the collected image data, and removing tissue from each of the individual seeds using the seed sampling system. The method also includes, prior to removing the tissue sample from each of the individual seeds, adjusting at least one operational parameter of the seed sampling system based on the at least one characteristic of the seed from which the tissue is to be removed to thereby allow for generally consistent removal of tissue from each of the individual seeds. In some aspects, the method further includes analyzing the tissue removed from the seeds for presence or absence of at least one characteristic, and selecting seeds based on presence or absence of the at least one characteristic.

A prevegetated blanket is formed, grown, and transported to an installation site in a tray specifically suited for this purpose. Growth in a tray system offers an improved and protected root system and provides for ease of transport and installation. The tray has side walls and a t-grid floor to permit growth of the blanket. The tray also has interlocking capabilities for nestable or non-nestable stacking. After growth in a controlled environment, the prevegetated blanket with the tray is transferred to a specific site and installed immediately after soil is prepared. Due to the tray design, the product is light weight and facilitates ease of handling with minimal disturbance of the root structure.

An automated seed sampler system includes an imaging device for obtaining images of seeds, an orienting device for orienting the seeds based on the images, and a sampling station for removing tissue from the oriented seeds. In some aspects, the system also includes a transport subsystem for supporting the oriented seeds and conveying the oriented seeds to the sampling station. A method for removing tissue from seeds includes imaging the seeds, orienting the seeds based on image information obtained from the seeds, and removing tissue from the oriented seeds. In some aspects, the method also includes transporting the oriented seeds in a transport subsystem to a sampling station for removing the tissue from the oriented seeds, and/or collecting the tissue removed from the oriented seeds so that a one-to-one correspondence exists between the tissue and the sampled seeds, and/or analyzing the tissue for characteristics indicative of genetic and/or chemical traits.

A diffusion device for atomizing liquids includes a floating magnet disposed within a track inside at least one package with liquid for the atomizing diffusion device, wherein as a liquid level inside the package changes, the floating magnet moves substantially vertically along the track, a plurality of Hall effect sensors or Hall effect switches disposed outside the liquid at various positions, the Hall effect sensors or Hall effect switches each generating an output voltage in response to a magnetic field of the floating magnet, and a processor that receives the output voltages and fits them to a model that includes the floating magnet position with respect to various sets of output voltages to determine a position of the floating magnet with respect to the Hall effect sensors.

An electrostatic fluid delivery system is configured to deliver fluid, such as a disinfectant fluid, onto a surface by electrically charging the fluid and forming the fluid into a mist, fog, plume, or spray that can be directed onto a surface, such as a surface to be cleaned. The system atomizes the fluid using a high-pressure air stream and passes the fluid through an electrode inside a nozzle assembly to charge, such as negatively charge, droplets of the atomized fluid. The system uses a unique nozzle design that is configured to optimally atomize the fluid into various sized droplets.

“The Rain Rocket” is an inexpensive, compact, mobile irrigation device which can be attached to fences, gates, tree limbs, playsets, etc. in order to water lawn and garden areas. Incorporates irrigation head with modified attached spring-loaded C-clamp and treaded female garden hose connector. This unique design allows the apparatus to be attached to objects which elevates sprinkler high off the ground to irrigate more area, quicker and easier than traditional water sprinklers without ever having to bend over. Device can utilize many different nozzle configurations such as pop-up rotating, pop-up static or impact sprinkler heads. Perfect solution for watering difficult parkway, verge and set-back areas by attaching to fence or gate without ever having to leaving your own backyard.

Aspects of the disclosure are directed to a system associated with a thrust reverser of an aircraft, comprising: a set of cascades incorporating a track, the track including a first track end and a second track end, a blocker door, and a link including a first link end coupled to the track and a second link end coupled to the blocker door, where the cascades are configured to translate between a stowed position and a deployed position to cause the first link end to traverse the track.

A sink spout includes a conduit including an inlet, first and second outlets, and an intermediate tunnel having a port communicating with the inlet; a nozzle assembly including central and peripheral nozzles; a central channel communicating with both the first outlet and the central nozzles; a peripheral channel communicating with both the second outlet and the peripheral nozzles; a spring biased shank in the tunnel and including an intermediate, annular recess and an enlargement at an end; a sleeve including two aligned through holes, the sleeve being positioned on the shank with the through holes communicating with the recess; and a pivotal push button including a receptacle with the enlargement positioned therein. In response to pressing the push button, the shank moves to establish a flow path from the inlet to the peripheral nozzles via the port, the recess, the through holes, the first outlet, the peripheral channel.

'Long, Tall’ Marcia Ball comes to The Freight in support of her latest album. Marcia Ball has been on the road, playing good-time music, for as long as she can remember. "When the hippie culture started emerging, I dropped out of college and got a chance to play piano in a rock and roll band," Ball said from her home in Austin, Texas.…

Quartet's formidable live performance at Zellerbach was nonetheless upstaged by the work of its collaborators. That's probably how the members wanted it. Without disrespecting the formidable prowess of the Kronos Quartet, the contemporary string quartet was upstaged in its live performance last Thursday at Zellerbach Hall by a guy at a piano and the filmed performance of an Inuk throat singer and a pipa player. The ambitious two-part program An Evening With Kronos Quartet began with celebrated minimalist composer and keyboard player Terry Riley performing a solo piano set.…

The rapper revisits The Town through songs and videos on her new album,Got It Made East Oakland has a prismatic reputation. Though the mainstream media tends to focus on illegal sideshows or exaggerated tales of crime and lawlessness, local residents know East Oakland more for its barbecues, banging-ass parties, and friendly-though-struggling neighborhoods.…

The Sunset Canyoneers are releasing their first album. It just happens to sound like a greatest-hits package. The poster the Sunset Canyoneers created for their album release party in Oakland is an eye-catching throwback to the covers of pulp westerns from the 1930s and 1940s. A snarling, sun-tanned cowboy in full regalia — chaps, six guns, bandana and ten-gallon hat — stands guard over a gray-haired fiddle player fumbling for his bow.…

Zemyran Prater created a lemonade delivery service to help pay the bills and finance his career in music. Then the business took off. If you want lemonade delivered to your door, Zemyran Prater is your guy. Mere months into his new business, Prater is selling one of the most coveted beverages in the Bay: the home-brewed "Zemonade," packaged with fresh strawberries and blueberries in every jar.…

A utility tool, such a putty knife, includes an elongated handle for manual handling of the utility tool, a blade and a screw bit assembly. The handle extends substantially along a longitudinal axis, and has front and rear portions. The blade has an anchoring portion anchored within the handle and an operating portion extending out from the front portion of the handle. The screw bit assembly is rotatably mounted about the rear portion of the handle, has a screw bit, and is operable between a non-operating configuration where the screw bit is nested within the handle, and an operating configuration where the screw bit is drawn out of the handle and securely maintained in a fixed configuration so as to be positioned at a slanted angle with respect to the longitudinal axis of the handle. In addition to being able to carry out other various functions, in drywall applications and the like, the tool by virtue of its design and components enables a more ergonomic grip, and to have a greater lever effect for screwing fasteners with its screw bit assembly.

This tool, which is in particular a hammer, comprises a gripping handle, a striking head, and an intermediate shaft extending the handle and supporting the head, whereas the handle comprises a tube in which the shaft partially extends, this tube and this shaft being made from a rigid material presenting a first hardness. This shaft has a radial area bearing against the tube, with interposition of a link part, for absorbing vibrations, made from flexible material presenting a second hardness that is much lower than the first hardness, and a free terminal area, not covered by the link part, radially separated from the walls of the tube so as to be able to vibrate freely in an internal volume of the tube.

A socket for driving a threaded fastener into a material has teeth spaced around a fastener opening. The teeth cut out a counterbore hole that receives the head of the fastener as the fastener threads into the material.

A cutlery kit configured from a laminar sheet which manifests its previous use through the detachment of its parts. The kit is comprised of two or more daily, known utensils selected from a spoon, a fork and a knife, which are jointly located in a single plane and are separated by thin, continuous dotted or cut lines. The utensils fit into each other in a complementary form, counter-form way and remain joined together by the presence of continuities in the surface where these continuities interrupt the dotted lines. Each of these cutlery utensils is detached from the others through breaking, done by the user, of these continuities on the surface.

The tank is of the type including a container (4) for housing hydrogen, and metallic hydride placed inside the container. According to one aspect of the invention, it includes at least one solid body (6) formed of a compacted material including metallic hydride and a matrix. Application in particular for tanks for internal combustion engines or for fuel cells, in particular for motor vehicles, as well as for any stationary or mobile application using hydrogen.

A combination handle clamp, beverage bottle and can opener having a generally curved shaped body and integral attachment point to allow connection to other personal item such as a key ring. A secondary and tertiary integral curved section form a pair of loading points for fixing open a handle-trigger assembly and incorporate a gripping edge to facilitate opening a crimped or vacuum sealed bottle top. The tertiary curved section additionally functions as a second clamp position for the larger handles and also doubles as a pry mechanism to assist opening a pop-top can. The said gripping edge of the invention which contacts with said bottle top to be constructed of a durable material that won't abrade from its intended use.

A food skewer tool for removal of a food article from a skewer includes a flat elongated main body having a head portion disposed at a first end and a handle portion disposed at a second end opposite of the first end. The head portion and the handle portion are generally co-planar with one another. The tool further includes a notch extending inward into the head portion of the main body. The tool optionally includes a grip covering at least part of the handle portion of the main body. The tool further optionally includes an accessory disposed at the second end.

A tool for the removal of connectors from pipes is disclosed that, in one embodiment, enables the removal of connectors from large pipes and in another embodiment from a size range of pipes. Movable and stationary gripping and pushing elements are affixed to handles to enable a pipe to be firmly gripped between a movable gripping jaw and a stationary gripping jaw and the connector prevented from movement by the movable pusher jaw and the stationary pusher jaw. The handles can compress around a pivot point or slide on a bar. In another embodiment the movable and stationary gripping and pushing elements are removable from the body of the tool.

A hydrogen storage tank by absorption into a hydrogen storage material, the tank having a longitudinal axis and including an enclosure and an inner structure provided within the enclosure. The inner structure includes a plurality of stages and a heat exchange system within the inner structure, each stage including a plurality of compartments distributed into a plurality of rows directed along the longitudinal direction, each compartment having a semi-cylindrical shape, and each compartment containing a hydrogen storage material, wherein the material has been introduced through the opening.

A pocket knife including a first body portion including a first engaging member, and a second body portion including a second engaging member arranged to engage the first body portion with the second body portion. The first body portion and the second body portion are separated from each other when not engaged. A tool element is arranged to be housed in the first body portion when in a closed state and displaced outward when in an opened state. A first locking member is arranged to be actuated by the tool element, and cooperates with a second locking member provided on the second body portion, and wherein when the first engaging member is engaged with the second engaging member, and when the first locking member and the second locking member are prevented from moving, the first body portion and the second body portion are prevented from being separated.

A whacker tool may include a bar having one end with a wedge head and another end with a spoon head. The wedge head may include a V-shaped notch that bifurcates the wedge head into two legs. The spoon head may include a convex working surface and a concave working surface that face away from each other. A J-hook can be provided on the bar and the base of the spoon head. A pair of stops may be provided at spaced apart locations on the bar and located between the wedge head and the J-hook. A slide hammer can be mounted on the bar for movement between the stops. The slide hammer can be pounded against the stops stop to provide impact drive forces on the wedge head and the spoon head, and impact pulling forces on the J-hook.

An identification tag having one or more breakaway tools that may be utilized by uncoupling, or otherwise breaking the tool or tools away from the identification tag to expose a working edge or point for example. Generally includes identification information on the tag along with one or more relatively flat tool including but not limited to one or more knives, saws, screwdrivers, pry bars, can openers, bottle openers, chisels, awls, ice picks, sharpeners or any other relatively flat tool with a working edge or point or any combination thereof.

A combination tool of the locknut wrench type, which includes a leveling device and a screwdriver blade on the opposite end. The locknut head and screwdriver ends may be interchanged depending on the size locknut wrench needed and the type of screwdriver needed.

A combination five gallon bucket opener, includes a handle portion and a head portion, a first opener feature located in the head portion, the first opener feature having a plurality of engaging members and a bearing surface, at least one of the engaging members configured to receive a tab of a lid, at least one of the engaging members configured to engage a top surface of the lid, and a second opener feature located in the head portion, the second opener feature having at least one extended member configured to receive a cap, the at least one extended member having at least one feature defined therein to engage a corresponding feature on the cap.

A combination axe, sledge hammer and pick (CASHP) that is particularly designed for use by firefighters. The CASHP includes a front end and a rear end. The front end has an upper section that functions as an axe blade and the lower section functions as a sledge hammer. The rear section includes a pick that can be utilized for a variety of functions. By incorporating three tools in a single structure the weight that a firefighter carries is lessened. Thus, reducing fatigue and the time that is required to cut through an obstruction to reach fire victims.

The present invention relates to embodiments of a folding knife having a seat belt cutter on the blade tang. In one embodiment, a folding knife comprises a handle and a knife blade. The knife blade comprises a tang pivotably connected to the handle, and the blade is operable to pivot relative to the handle about a pivot axis extending through the tang between a closed position and an open position. The tang comprises an enlarged tang portion that extends outwardly from the handle when the blade is in the closed position, and the enlarged tang portion comprises a cutting portion.

The invention relates to a method for obtaining a magnesium fluoride (MgF2) sol solution, comprising the steps of providing a magnesium alkoxide precursor in a non-aqueous solvent and adding 1.85 to 2.05 molar equivalents of non-aqueous hydrofluoric acid to said magnesium precursor, characterized in that the reaction proceeds in the presence of carbon dioxide. The invention further relates to sol solutions, method of applying the sol solutions of the invention to surfaces as a coating, and to antireflective coatings obtained thereby.

A sheet material includes a fibrous substrate made of microfibers and a hydrophilic-group-containing resin applied to the fibrous substrate. The hydrophilic-group-containing resin has a microphase-separated structure that satisfies Condition I: In a phase image obtained by observing an area of 1 μm2 in a cross-section of the hydrophilic-group-containing resin applied to the fibrous substrate by phase imaging using an atomic force microscope (AFM), a standard deviation of a mode of brightness distribution of areas of 0.2 μm2 in the area of 1 μm2 is from 0 to 10. Provided are a sheet material that is produced through an eco-conscious production process and yet has such uniformity that is comparable to those of man-made leathers produced using organic-solvent-based polyurethanes, an elegant surface appearance, and a good touch, and a method for producing such a sheet material.

A magnetic-disk glass substrate of the present invention has an average value of squares of inclinations of 0.0025 or less and a frequency at which squares of inclinations are 0.004 or more of 15% or less, in a case where samples of inclinations on a main surface are obtained at intervals of 10 nm.

A network connection framework for connecting a dartboard to a portable device includes: a cloud server; a communication device communicating with the cloud server via a communication network; a dartboard including a dartboard unit, a sensing unit and a dartboard wireless communication unit which connects the dartboard to the cloud server via wireless signal, the dartboard wireless communication unit serves to receive and transmit the score signal to the could server; and a portable device with a portable device wireless communication device which connects the portable device to the cloud server via wireless signal. When the user registration information is inputted in the portable device, the score corresponding to the score signal will be displayed. Therefore, the dart game can be played by players in different venues, and consequently is not restricted by the number of the players and the size and location of the venue.