etho

Methods for determining a recovery state of a metal alloy

Methods for determining a recovery state of a metal alloy are disclosed herein. In one example, a fluctuation in a crystallographic grain orientation of the metal alloy is determined by utilizing electron backscatter diffraction (EBSD) data of the metal alloy. A processor of an electron backscatter diffraction machine utilizes a local orientation deviation quantifier to correlate the fluctuation in the crystallographic grain orientation of the metal alloy with a plastic strain recovery of the metal alloy. Other examples of the method are also disclosed herein.




etho

Amorphous alloys having zirconium and methods thereof

Alloys and methods for preparing the same are provided. The alloys are represented by the general formula of (ZraAlbCucNid)100-e-fYeMf, wherein a, b, c, and d are atomic fractions, in which: 0.472≦a≦0.568; 0.09≦b≦0.11; 0.27≦c≦0.33; 0.072≦d≦0.088; the sum of a, b, c, and d equals 1; e and f are atomic numbers of elements Y and M respectively, in which 0≦e≦5 and 0.01≦f≦5; and M is selected from the group consisting of Nb, Ta, Sc, and combinations thereof.




etho

Bake hardening steel with excellent surface properties and resistance to secondary work embrittlement, and preparation method thereof

Provided are a bake hardening steel having a crystalline grain size of ASTM No. 9 or more and a method for preparing the bake hardening steel by controlling the winding, rolling and cooling conditions. The bake hardening steel includes: C:0.0016˜0.0025%, Si:0.02% or less, P:0.01˜0.05%, S:0.01% or less, sol.Al:0.08˜0.12%, N:0.0025% or less, Ti:0.003% or less, Nb:0.003˜0.011%, Mo:0.01˜0.1%, B:0.0005˜0.0015% or less, balance Fe and other inevitable impurities, wherein % is weight %, and Mn and P satisfy the relation of −30(° C.)≧803P−24.4Mn−58.




etho

Thin film of copper—nickel—molybdenum alloy and method for manufacturing the same

A Cu—Ni—Mo alloy thin film, including Ni as a solution element and Mo as a diffusion barrier element. Ni and Mo are co-doped with Cu. The enthalpy of mixing between Mo and Cu is +19 kJ/mol, and the enthalpy of mixing between Mo and Ni is −7 kJ/mol. The atomic fraction of Mo/Ni is within the range of 0.06-0.20 or the weight faction of Mo/Ni within the range of 0.10-0.33. The total amount of Ni and Mo additions is within the range of 0.14-1.02 at. % or wt. %. A method for manufacturing the alloy thin film is also provided.




etho

Basic zinc cyanurate fine particles, and method for producing same

Basic zinc cyanurate fine particles are produced by subjecting a mixed slurry to wet dispersion using a dispersion medium at a temperature in the range of 5 to 55° C., the mixed slurry being formed by blending water, cyanuric acid, and at least one component selected from zinc oxide and basic zinc carbonate such that the cyanuric acid concentration is 0.1 to 10.0 mass % with respect to water.




etho

Copper alloy sheet, and method of producing copper alloy sheet

Provided is one aspect of copper alloy sheet containing 4.5% by mass to 12.0% by mass of Zn, 0.40% by mass to 0.90% by mass of Sn, 0.01% by mass to 0.08% by mass of P, as well as 0.005% by mass to 0.08% by mass of Co and/or 0.03% by mass to 0.85% by mass of Ni, the remainder being Cu and unavoidable impurities. The copper alloy sheet satisfies a relationship of 11≦[Zn]+7×[Sn]+15×[P]+12×[Co]+4.5×[Ni]≦17. The one aspect of copper alloy sheet is produced by a production process including a finish cold rolling process at which a copper alloy material is cold-rolled. An average grain size of the copper alloy material is 2.0 μm to 8.0 μm, circular or elliptical precipitates are present in the copper alloy material, and an average particle size of the precipitates is 4.0 nm to 25.0 nm, or a percentage of precipitates having a particle size of 4.0 nm to 25.0 nm makes up 70% or more of the precipitates.




etho

Lens holder apparatus and system and method

An apparatus for safely retaining an eye implant lens for transport and access for inspection and use in which a holding apparatus has a chamber for holding a lens. In one embodiment the chamber has a pin on which a lens can be placed and a ramp leading to the pin so that a gripping member can slide up the ramp into proper placement to grip the lens and remove it. The gripper can be configured so that after removing the lens from the holding apparatus, it can be used to implant the lens. Also, a system including the apparatus and a bottle assembly that will hold the apparatus in the bottle. A method for holding an eye implant lens in which a lens is placed in the apparatus which can then be placed in a bottle assembly.




etho

Closure apparatus and method of using same

An apparatus for closing opened packaging includes a base having an upper surface and a lower surface, a strap attached to the base, and two complementary handle sections attached to the base. The handle sections extend upwardly from the upper surface of the base, and together form a grippable handle. A space exists between the handle sections to receive the strap therethrough. The handle sections can be releasably attached to each other.




etho

Apparatus and method for lifting a skimmer well lid and for cleaning and lifting a skimmer basket

A multipurpose tool and method usable to remove debris and/or other retentate from a skimmer basket or a filter associated with a swimming pool, and/or to remove the skimmer well lid and the skimmer basket and/or filter from a skimmer well. The tool comprises two elongate members pivotally connected, each elongate member having a protrusion connected thereto at one end and a handle at the other. Each elongate member can have a scooping element connected thereto. The protrusions can point away from each other and can be adapted to move away from each other in response to the handles being moved towards each other.




etho

System for lifting, moving and transporting a vehicle via multiple slings connected to a common lifting vertex, and method of retrofitting a vehicle to facilitate lifting

A system for lifting a vehicle via multiple slings comprises a vehicle not engineered with structural facility to withstand lifting forces, including a frame which unmodified will deform in response to vertically imposed lifting forces, frame reinforcing elements affixed to the frame at selected locations which are subject to lifting deformation, at least two lifting members at spaced-apart forward frame locations, at least two lifting members at spaced-apart rearward frame locations, and a plurality of elongate slings extending respectively between each lifting member and a common lifting vertex. Each lifting member has an enlarged lower base portion rigidly affixed to the frame and an upper lifting portion. The frame reinforcing elements resist deformation of the frame in response to vertically imposed lifting forces. The enlarged base portions of the lifting members apply forces over a correspondingly enlarged area of the frame and the reinforcing elements without deforming the frame.




etho

Robot hand, robot device and method of manufacturing robot hand

A robot hand includes a finger unit that is in contact with an object. The finger unit includes: a first member in which a tip portion and a base portion connected to the tip portion are formed as a single member; and a second member that covers a surface of the first member.




etho

Method for replacing a transformer in a wind energy installation

A method of replacing a generator of a wind power installation. The generator is provided in the interior of a pylon of a wind power installation and the pylon has a door opening. An exchanging cross beam is fixed by way of a first fastening point to a crane hook of a mobile crane. A first end of the cross beam is introduced with a second fastening point through the door opening into the pylon. The transformer to be replaced is fixed to the second fastening point of the first end. A compensating weight is fixed at the second fastening point to the second end of the cross beam. The second end of the cross beam is tilted or inclined until the transformer is at the height of the door opening and the crane hook is moved until the transformer to be replaced is outside the door opening.




etho

Holding aid for a personal, hand-held, tablet-shaped device and methods of use

A securement device to make it much easier for a user to securely hold onto a personal, hand-held, tablet-shaped device such as an electronic reader, a tablet computing device, a cellular phone, a personal data assistant, and a common clipboard, including any of these items that are at least partially contained in protective housings—while minimizing the fatigue and discomfort on the user's hands: A typical device solves this problem by providing a system of one or more finger holds formed with a fabric or pliable material that are disposed on the back side of the personal, hand-held, tablet-shaped device. In many devices, the position and fit of the finger holds are easily adjustable by a user via hook-and-loop schemes.




etho

Apparatus and method for collecting and disposing waste

Apparatus and methods for pet waste disposal include using a portable waste collection receptacle disposed on a handle. A heat source is mounted together with the waste collection receptacle, capable of incinerating waste disposed in the waste collection receptacle.




etho

Clamp for a tensile implement and method of clamping a tensile implement

A clamp for a tensile implement and method of clamping a tensile implement is disclosed. The clamp is portable and adaptable to different sizes of tensile implements. The clamp includes a cavity defined by side surfaces of a pair of blocks which are attached to a top surface of a grip base. A pair of mated reciprocal wedges, selected based on size of the tensile implement from a plurality of pairs of wedges, fits and slides within the cavity in order to grip the tensile implement. Each one of the wedges has a planar surface for sliding and a semi-cylindrical void which forms a cylindrical void through which the tensile implement passes when fully clamped around the tensile implement.




etho

Installation method of water-chamber working apparatus

According to an installation method of a water-chamber working apparatus of the present invention, the water-chamber working apparatus includes a base that holds heat transfer tubes on a tube plate surface and is fixed to the tube plate surface, and a manipulator that is coupled with the base, suspended in a water chamber and arranged therein, and has a separable configuration. In this case, a base installing step of installing the base on the tube plate surface and a manipulator coupling step of carrying the separated manipulator (a front stage and a rear stage) into the water chamber sequentially and individually and coupling the manipulator with the base (a coupling link) are performed.




etho

Nuclear power plant using nanoparticles in emergency systems and related method

A nuclear power plant with an improved cooling system using nanoparticles in solid or fluid form is provided. The nanoparticles are delivered in locations such as the cold leg accumulator and high and low pressure pumps of an emergency core cooling system. Motor driven valves and pressurization can aid in the delivery. Methods for providing the nanoparticles are also provided.




etho

Method and apparatus for a riser pipe repair with compression

A method and apparatus for repairing and/or reinforcing a Boiling Water Reactor (BWR) jet pump riser pipe. The repair includes attaching two collars to the riser pipe using match drilling to drill holes through the collars and the riser pipe and plugging the holes with expandable plugs. Support columns are attached to the collars. Brace supports are slideably attached to the support columns. Gaps between each brace support and its respective collar are then narrowed as ratchet bolts may apply a force that pulls downward on an upper collar and pulls upward on a lower collar, thereby exerting a compression force on the riser pipe. A clamp assembly may also be located between the two collars that applies a hoop force on the riser pipe.




etho

Superwetting surfaces for diminishing leidenfrost effect, methods of making and devices incorporating the same

Textured surface for increasing Leidenfrost temperature. The texture comprises of surface features over multiple length scales—from micro to nanoscale—wherein the features at each length scale have a size, aspect ratio, and spacing selected to increase the Leidenfrost temperature. The structure includes an array of microscale structures disposed on the surface, the structure having size, aspect ratio and spacing selected to increase Leidenfrost temperature. The microscale structures may also include nanoscale structures on their surface to create a hierarchical structure. The structures result in an increased Leidenfrost temperature.




etho

Apparatus, method and program for monitoring nuclear thermal hydraulic stability of nuclear reactor

An apparatus for monitoring nuclear thermal hydraulic stability of a nuclear reactor, contains: a calculation unit configured to calculate a stability index of a nuclear thermal hydraulic phenomenon based on nuclear instrumentation signals, the signals being outputted by a plurality of nuclear instrumentation detectors placed at regular intervals in a reactor core; a simulation unit configured to simulate the nuclear thermal hydraulic phenomenon based on a physical model by using information on an operating state of the nuclear reactor as an input condition; a limit value updating unit configured to update a limit value of the nuclear thermal hydraulic phenomenon based on a result of the simulation; and a determination unit configured to determine, based on the stability index and the limit value, whether or not to activate a power oscillation suppressing device.




etho

Method and apparatus for an expanding split bushing pipe plug assembly

A method and apparatus for securely fastening a pipe collar or a bracket to a riser pipe of a boiling water reactor (BWR) jet pump assembly. A pipe plug assembly includes an angled pipe plug that acts as a wedge to expand a bushing assembly as the pipe plug is drawn into the overall pipe plug assembly. Expansion of the bushing assembly allows a tight tolerance to exist between an outer diameter of the pipe plug and an inner diameter of the collar/bracket and riser pipe. Expansion of the bushing assembly allows a straight hole to be match drilled into the collar/bracket and riser pipe, thereby avoiding a more complicated tapered hole to be drilled into the collar/bracket and riser pipe. An ensuing tight fit between the pipe plug assembly, the collar/bracket and the riser pipe mitigates vibration of components and minimizes leakage to acceptable levels for use in the flooded environment of the annulus region where the jet pump assembly exists in the BWR.




etho

Uranium dioxide nuclear fuel containing Mn and Al as additives and method of fabricating the same

UO2 nuclear fuel pellets are fabricated by adding additive powder comprising Mn compound and Al compound into UO2 powder.




etho

Axial power distribution prediction method and axial power distribution prediction device

An axial power distribution control device includes an axial offset calculation unit 52, a parameter calculation unit 53, and an axial offset determining unit 55. The axial offset determining unit 55 predicts whether a core axial offset of the power distribution is increased or decreased after a current time, based on a major axis of an ellipse drawn by the xenon parameter and the iodine parameter calculated by the parameter calculation unit 53 and the xenon parameter and the iodine parameter at the current time. This makes it possible to predict a change of the axial offset of the power distribution of a reactor for suppressing a xenon oscillation in the reactor.




etho

Method of checking installed state of jet pump beam

A jet pump beam (hereinafter, referred to as a beam) is fitted into a pair of projecting portions installed to a transition piece, and after the beam is arched, a beam bolt engaged with the beam is tightened. An end of the beam bolt comes in contact with a top surface of an insert member fitted into an elbow disposed between the pair of projecting portions. An ultrasonic sensor head is fixed to the beam bolt, and ultrasonic waves are sent to the beam bolt from the ultrasonic sensor in the ultrasonic sensor head. An ultrasonic measuring apparatus obtains echo intensity of each of reflected waves generated at the end of the beam bolt and a bottom surface of the insert member, and based on the echo intensities, an echo intensity ratio R is calculated. The installed state of the beam is checked using the echo intensity ratio R.




etho

System, method and apparatus for providing additional radiation shielding to high level radioactive materials

A system, method and apparatus for providing additional radiation shielding to a ventilated cask for holding high level radioactive materials. The invention utilizes a tubular shell that is ancillary to the ventilated cask that circumscribes the ventilated cask to add radiation shielding protection while improving heat removal by natural convective air flow. Because the tubular shell and cask are non-unitary and slidably separable from one another, crane lifting capacity is not affected. In one aspect, the invention is an apparatus for providing additional radiation shielding to a cask holding high level radioactive materials comprising: a tubular shell extending from an open bottom end to an open top end, the tubular shell having an inner surface that forms a cavity about a longitudinal axis; a plurality of primary apertures forming passageways through the tubular shell and circumferentially arranged in a spaced-apart manner about the tubular shell; a plurality of secondary apertures forming passageways through the tubular shell and circumferentially arranged in a spaced-apart manner about the tubular shell; and an annular seal coupled to the tubular shell and extending from the inner surface of the tubular shell; wherein the secondary apertures are located at an axial height above the annular seal and the primary apertures are located at an axial height below the annular seal.




etho

Chemistry probe assemblies and methods of using the same in nuclear reactors

Electrochemical corrosion potential (ECP) probe assemblies may be used to monitor ECP of materials due to coolant chemistry in an operating nuclear reactor. Example embodiment assemblies include at least one ECP probe that detects ECP of potentially several different materials, a structural body providing a fluid flow path for the coolant over the ECP probes, and a signal transmitter that transmits or carries ECP data to an external receiver. The ECP probes may be of any number and/or type, so as to detect ECP for different component materials, including stainless steel, a zirconium alloys, etc. The ECP probes may further detect ECP due to ion concentration, pH, etc. The ECP data may be transmitted through wired or wireless signal transmitters. Example methods include installing and using example embodiment ECP probe assemblies in nuclear reactors and facilities.




etho

System and method for reclaiming energy from heat emanating from spent nuclear fuel

The present invention provides a system and method for reclaiming energy from the heat emanating from spent nuclear fuel contained within a canister-based dry storage system. The inventive system and method provides continuous passive cooling of the loaded canisters by utilizing the chimney-effect and reclaims the energy from the air that is heated by the canisters. The inventive system and method, in one embodiment, is particularly suited to store the canisters below-grade, thereby utilizing the natural radiation shielding properties of the sub-grade while still facilitating passive air cooling of the canisters. In another embodiment, the invention focuses on a special arrangement of the spent nuclear fuel within the canisters so that spent nuclear fuel that is hotter than that which is typically allowed to be withdrawn from the spent fuel pools can be used in a dry-storage environment, thereby increasing the amount energy that can be reclaimed.




etho

Method and system for in situ depositon and regeneration of high efficiency target materials for long life nuclear reaction devices

Aspects of the invention relate to several methods to deposit and regenerate target materials in neutron generators and similar nuclear reaction devices. In situ deposition and regeneration of a target material reduces tube degradation of the nuclear reaction device and covers impurities on the surface of the target material at the target location. Further aspects of the invention include a method of designing a target to generate neutrons at a high efficiency rate and at a selected neutron energy from a neutron energy spectrum.




etho

Electromagnetic flow regulator, system and methods for regulating flow of an electrically conductive fluid

Disclosed embodiments include electromagnetic flow regulators for regulating flow of an electrically conductive fluid, systems for regulating flow of an electrically conductive fluid, methods of regulating flow of an electrically conductive fluid, nuclear fission reactors, systems for regulating flow of an electrically conductive reactor coolant, and methods of regulating flow of an electrically conductive reactor coolant in a nuclear fission reactor.




etho

System and method for annealing nuclear fission reactor materials

Illustrative embodiments provide systems, methods, apparatuses, and applications related to annealing nuclear fission reactor materials.




etho

Axial power distribution control method, axial power distribution control system and axial power distribution control program

This document's object is to provide an axial power distribution control method in which only the control of an axial power distribution in a nuclear reactor with a simple operation with a clear operational target keeps the control of a xenon oscillation, thereby suppressing the xenon oscillation to an extremely small magnitude in advance at the same time. An axial power distribution control method comprises an axial offset calculation step of calculating an axial offset of the current power distribution (AOP) and axial offsets of the power distributions (AOX, AOI) which would give the current xenon and iodine distributions under equilibrium conditions, respectively, based on relative powers (PT, PB) in the upper and lower halves of the nuclear reactor core, a parameter calculation step of calculating parameters (DAOPX, DAOIX), a trajectory display step of displaying a trajectory to plot the parameters (DAOPX, DAOIX) on one and the other axis, respectively, an allowable range excess judgment step of judging if the axial offset of the current power distribution (AOP) exceeds an allowable range, an alarming step of giving the alarm when the AOP exceeds the allowable range, and a control rod moving step of controlling the movement of control rods to guide the plot to the major axis of an ellipse formed by the trajectory of said parameters upon receipt of the alarm.




etho

Plug for heat-conducting tube, device for attaching plug for heat-conducting tube, and method for plugging heat conducting tube

A plug for heat-conducting tubes is equipped with: a plug main body, which is formed so as to be capable of being inserted into the heat-conducting tubes; a columnar member, which is capable of being inserted into and removed from the plug main body from the cylindrical open end of the plug main body, and has at its outer circumference a tapered surface; and a wedge member, which is formed so as to be capable of being inserted into and removed from the plug main body from the cylindrical open end of the plug main body, and has at its inner circumference a tapered surface which opposes the tapered surface of the columnar member when the wedge member is inserted into the plug main body.




etho

Method and apparatus for compressing plasma to a high energy state

A compressor assembly and the method of using the same which includes an elongated spiral passageway within which a compact toroid plasma, such as a compact toroid plasma structure, can be efficiently compressed to a high-energy state by compressing the compact toroid plasma structure by its own momentum against the wall of the spiral passageway in a manner to induce heating by conservation of energy. The compressor assembly also includes a burn chamber that is in communication with the spiral passageway and into which the compressed compact toroid plasma structure is introduced following its compression.




etho

Transverse in-core probe monitoring and calibration device for nuclear power plants, and method thereof

A method and apparatus for the calibration of neutron flux monitoring devices used in a nuclear reactor core. The apparatus includes a transverse in-core probe (TIP) cable with a neutron absorber located a fixed distance apart from a TIP detector. The neutron absorber may be passed within close proximity of the neutron flux monitoring device such that a perceived drop in measured neutron flux occurs, whereupon the cable may be repositioned relative to the monitoring device to ensure that the TIP detector is within close proximity of the monitoring device for purposes of calibrating the monitoring device.




etho

Method and device for fabricating dispersion fuel comprising fission product collection spaces

A method of fabricating a nuclear fuel comprising a fissile material, one or more hollow microballoons, a phenolic resin, and metal matrix. The fissile material, phenolic resin and the one or more hollow microballoons are combined. The combined fissile material, phenolic resin and the hollow microballoons are heated sufficiently to form at least some fissile material carbides creating a nuclear fuel particle. The resulting nuclear fuel particle comprises one or more fission product collection spaces. In a preferred embodiment, the fissile material, phenolic resin and the one or more hollow microballoons are combined by forming the fissile material into microspheres. The fissile material microspheres are then overcoated with the phenolic resin and microballoon. In another preferred embodiment, the fissile material, phenolic resin and the one or more hollow microballoons are combined by overcoating the microballoon with the fissile material, and phenolic resin.




etho

Nuclear fuel cladding with high heat conductivity and method for making same

The invention relates to a nuclear fuel cladding totally or partially made of a composite material with a ceramic matrix containing silicon carbide (SiC) fibers as a matrix reinforcement and an interphase layer provided between the matrix and the fibers, the matrix including silicon carbide as well as at least one of the following additional carbides: titanium carbide (TiC), zirconium carbide (Zrc), and ternary titanium silicon carbide (Ti3SiC2). When irradiated and at temperatures of between 800° C. and 1200° C., said cladding can mechanically maintain the nuclear fuel within the cladding while enabling optimal thermal-energy transfer towards the coolant. The invention also relates to a method for making the nuclear fuel cladding.




etho

Method and system for inertial confinement fusion reactions

Disclosed is a system for extracting energy from inertial confinement fusion reactions, which includes a central target chamber for receiving fusion target material. A plurality of energy drivers are arranged around the target chamber so as to supply energy to fusion target material in the chamber to initiate an inertial confinement fusion reaction of the material, releasing energy in the forms of fusion plasma and heat. A plurality of structures for extracting energy from the fusion reaction are provided, and comprise devices to extract high voltage DC energy from the fusion plasma, and means to extract thermal energy from the central target chamber. Power to the energy drivers may be supplied from high voltage DC energy extracted from the fusion reactions. The energy drivers may use an apodizing filter to impart a desired shape to the wavefront of the driving energy for causing the fusion reactions, to avoid hydrodynamic instabilities.




etho

Game apparatus and method of play

In a board- or computer-implemented game, each of two opposing players is associated with a set of markers distinguishable from the markers associated with the other player. The markers are initially set up in an array of mutually perpendicular rows and columns of allowable marker positions, with the markers of each player being in two adjacent rows and a V-shaped pattern composed of two oblique rows extending from an apex toward end markers in a second of the two rows. Players take turns, moving markers to unoccupied allowable positions, optionally jumping their own markers, and optional jumping and capturing an opponent's marker or markers.




etho

Ball ejection system and method for wheel games

A ball ejection system for a roulette game is provided. The system includes a roulette wheel including a plurality of slots, at least one sensor, at least one ejector element, and a first driving mechanism. Each slot is defined by side walls and a bottom surface. Each bottom surface further includes an opening. The at least one sensor is position within each of the plurality of slots and are configured to emit a signal when detecting a ball within the slot. The ejector element is positioned below the roulette and includes at least one air blower. The air blower is configured to blow air circumferentially around the roulette wheel due to the detection of a ball on one of the sensors. Finally, the first driving mechanism is in communication with the at least one ejector element and configured to cause the initiation of the at least one air blower.




etho

Target positioning systems and methods

The system includes a rotation disengagement mechanism configured to disengage a rotatable shaft from a powered drive unit such that upon disengagement the powered drive unit is no longer able to rotate the shaft. After disengagement, the rotatable shaft may reengage the powered drive unit at only one rotational position relative to the rotation disengagement mechanism. A target coupled to the shaft is thus always in a known home position. The systems and methods further comprise smart positioning logic that assigns a number designation to four rotational orientations spaced 90° from one another.




etho

Methods of randomizing cards

Apparatuses and methods for moving playing cards from a first group of cards into plural hands of cards, wherein each of the hands contains a random arrangement of cards. The apparatus may comprise a card receiver for receiving the first group of cards, a single stack of card-receiving compartments generally adjacent to the card receiver, the stack generally vertically movable, an elevator for moving the stack, a card-moving mechanism between the card receiver and the stack, and a microprocessor that controls the card-moving mechanism and the elevator so that an individual card is moved into an identified compartment. The number of compartments receiving cards and the number of cards moved to each compartment may be selected. Apparatuses for feeding cards may comprise a surface for supporting a stack of cards, a feed roller with a frictional outer surface, a drive mechanism for causing rotation of the feed roller, a pair of speed-up rollers to advance the cards out of the feed roller, and a clutch mechanism for disengaging the feed roller from the drive mechanism as the card comes into contact with the speed-up rollers.




etho

Reusable card-based gaming system and method

An apparatus for gaming, comprising a card reader system for reading card data from a game card associated with a player. An instant win game system for associating an instant win game entry with the card data. A jackpot game system for associating a jackpot game entry with the card data.




etho

Wagering game method, gaming machine, gaming system, and program product providing an enhanced tournament award feature

Gaming systems and methods provide a tournament game which selectively awards an enhanced tournament play result. The enhanced tournament play result may be of variable value which is selected for the given instance in order to place the receiving tournament player in some predetermined rank in the tournament. Such a variable enhanced tournament play result in the tournament game may be used to help keep all participants interested in the tournament, even those participants who trail the tournament leaders by a wide margin.




etho

System and method of conducting games of chance with enhanced payouts and bonus rounds

A system and a method of conducting games of chance with enhanced payouts based on a cash in or initial investment amount are described. In response to a player's initial investment or cash in amount, a payout schedule is selected. The larger the initial investment the better the selected payout schedule for the player. Live games of chance, games of chance facilitated by electronic gaming machines or devices and server-based games may utilize the method shown here. Players may also receive enhanced awards such as enhanced player points based on the amount of the initial investment, or based on other parameters and factors. Awards and bonuses may also be provided to players who exhaust an initial investment exceeding a threshold amount. Other different variations and combinations of the games and winnings are also explained in details.




etho

Liquid splat game kit and method of play

One embodiment of a liquid splat game kit includes a plurality of squirt bottles for storing water, a plurality of water coloring tablets for transitioning the water into a colored liquid, a plurality of playing cards, and a game-play manual.




etho

Method and apparatus for selectively indicating win probability

Each play of a base game increases the likelihood of winning a bonus award. A display provides a graphical indication of the change in likelihood of winning the bonus award. In one aspect, the bonus award comprises the opportunity to play a secondary game.




etho

System and method of conducting games of chance with enhanced payouts and bonus rounds

A system and a method of conducting games of chance with enhanced payouts based on a cash in or initial investment amount are described. In response to a player's initial investment or cash in amount, a payout schedule is selected. The larger the initial investment the better the selected payout schedule for the player. Live games of chance, games of chance facilitated by electronic gaming machines or devices and server-based games may utilize the method shown here. Players may also receive enhanced awards such as enhanced player points based on the amount of the initial investment, or based on other parameters and factors. Awards and bonuses may also be provided to players who exhaust an initial investment exceeding a threshold amount. Other different variations and combinations of the games and winnings are also explained in details.




etho

System and method of conducting games of chance with enhanced payouts and bonus rounds

A system and a method of conducting games of chance with enhanced payouts based on a cash in or initial investment amount are described. In response to a player's initial investment or cash in amount, a payout schedule is selected. The larger the initial investment the better the selected payout schedule for the player. Live games of chance, games of chance facilitated by electronic gaming machines or devices and server-based games may utilize the method shown here. Players may also receive enhanced awards such as enhanced player points based on the amount of the initial investment, or based on other parameters and factors. Awards and bonuses may also be provided to players who exhaust an initial investment exceeding a threshold amount. Other different variations and combinations of the games and winnings are also explained in details.




etho

System and method of conducting games of chance with enhanced payouts and bonus rounds

A system and a method of conducting games of chance with enhanced payouts based on a cash in or initial investment amount are described. In response to a player's initial investment or cash in amount, a payout schedule is selected. The larger the initial investment the better the selected payout schedule for the player. Live games of chance, games of chance facilitated by electronic gaming machines or devices and server-based games may utilize the method shown here. Players may also receive enhanced awards such as enhanced player points based on the amount of the initial investment, or based on other parameters and factors. Awards and bonuses may also be provided to players who exhaust an initial investment exceeding a threshold amount. Other different variations and combinations of the games and winnings are also explained in details.




etho

Method, a device and a system for interacting with the touch-sensitive electronic display of a computer

A method, system and an interactive device for interaction with the electric field of touch-sensitive electronic display of a computing device is provided. The interactive device includes a housing for positioning on the top of the touch-sensitive electronic display, a first electrode determines the touch position, an energy harvester for receiving the electrical energy and transforming the received electrical energy into a DC voltage, a controller generates a serial identification number for identifying the housing through the touch-sensitive electronic display of the computer, an electronic switch transmitting the serial identification number, a second electrode forms a close electrical circuit from the electric field generated by the touch-sensitive electronic display to operate the energy harvester, the controller and the electronic switch; and a third electrode for receiving the serial identification number and the processor of the computer determines the distance and angle in between the first electrode and the third electrode.