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.

A trash spearing tool and method are provided. The tool includes a spearing pin, a trigger assembly, an inner tube, and an outer tube. The trigger assembly is movable between a normal position and an activated position. The outer tube is slidable between a storage position and a use position. The spearing pin is operatively coupled to the trigger assembly in such manner that, when the outer tube is in the use position and the trigger assembly is in the normal position, the spearing pin is normally biased to an extended position in which a portion of the spearing pin extends from the outer tube and, when the outer tube is in the storage position and the trigger assembly is in either the normal position or use position, the spearing pin to in a retracted position in which the spearing pin does not extend from the outer tube.

A gripper (1) for a contact lens (CL) includes a gripper head (10) having a bearing surface (11), the bearing surface (11) having at least one opening (110) through which underpressure can be applied in order to suck the contact lens (CL) against the bearing surface (11) and through which overpressure can be applied in order to release the contact lens (CL) from the bearing surface (11). The gripper further includes a detection opening (111) in the bearing surface (11) through which a separate underpressure can be applied.

A clevis type slip hook or grab hook includes a safety latch which is held in position by a biased pin that may be axially extended to move the latch between a latching and unlatching position to close or open the slot in the slip hook. The latch is comprised of a closure member in the form of a plate having an elongate edge that fits in the hook slot between the tip end and shank end of the hook.

A jointed mechanism including a segment coupled to a joint; and an elongated component coupled to the segment, where applying a pulling force to the elongated component rotates the segment around the joint, elastically deforming the elongated component; wherein the elastic deformation generates an elongated component elastic force sufficient to rotate the segment, in an opposite direction, in absence of the pulling force.

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.

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.

A system for radioisotope production uses fast-neutron-caused fission of depleted or naturally occurring uranium targets in an irradiation chamber. Fast fission can be enhanced by having neutrons encountering the target undergo scattering or reflection to increase each neutron's probability of causing fission (n, f) reactions in U-238. The U-238 can be deployed as one or more layers sandwiched between layers of neutron-reflecting material, or as rods surrounded by neutron-reflecting material. The gaseous fission products can be withdrawn from the irradiation chamber on a continuous basis, and the radioactive iodine isotopes (including I-131) extracted.

A pressurized water nuclear reactor (PWR) includes a once through steam generator (OTSG) disposed in a generally cylindrical pressure vessel and a divider plate spaced apart from the open end of a central riser. A sealing portion of the pressure vessel and the divider plate define an integral pressurizer volume that is separated by the divider plate from the remaining interior volume of the pressure vessel. An internal control rod drive mechanism (CRDM) has all mechanical and electromagnetomotive components including at least a motor and a lead screw disposed inside the pressure vessel. Optionally CRDM units are staggered at two or more different levels such that no two neighboring CRDM units are at the same level. Internal primary coolant pumps have all mechanical and electromagnetomotive components including at least a motor and at least one impeller disposed inside the pressure vessel. Optionally, the pumps and/or CRDM are arranged below the OTSG.

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.

A pressurized water reactor (PWR) includes a vertical cylindrical pressure vessel having a lower portion containing a nuclear reactor core and a vessel head defining an internal pressurizer. A reactor coolant pump (RCP) mounted on the vessel head includes an impeller inside the pressure vessel, a pump motor outside the pressure vessel, and a vertical drive shaft connecting the motor and impeller. The drive shaft does not pass through the internal pressurizer. A central riser may be disposed concentrically inside the pressure vessel, and the RCP impels primary coolant downward into a downcomer annulus between the central ser and the pressure vessel. A steam generator may be disposed in the downcomer annulus and spaced apart from with the impeller by an outlet plenum, A manway may access the outlet plenum so tube plugging can be performed on the steam generator via access through the manway without removing the RCP.

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.

Disclosed is a coolant with dispersed neutron poison micro-particles, used in a supercritical water-cooled reactor (SCWR) emergency core cooling system. Since the neutron poison micro-particles are uniformly dispersed in the coolant of the emergency core cooling system for a long period time, their fluidity is not lowered even though the polarity of water is changed in a supercritical state. Therefore, the neutron poison micro-particles absorb neutrons produced from nuclear fission in a nuclear reactor core. Accordingly, the neutron poison micro-particles can be appropriately used as a means for controlling neutrons and stopping a nuclear reactor in the SCWR emergency core cooling system.

A nuclear fuel assembly tie plate is provided. The nuclear fuel assembly tie plate is formed by intersecting strips delimiting between them tubular guide cells each for allowing a fuel rod to extend through the tie plate. The strips delimit between them tubular flow cells separate from the guide cells, each flow cell for allowing coolant flow through the tie plate. Guide cells and flow cells are arranged at nodes of a lattice defined by a repeating pattern comprising four corner nodes in a square lattice arrangement and a central node at the center of the four corner nodes, with one guide cell at each corner nodes, separated by a pair of parallel spaced strips intersecting a pair of parallel spaced strips, the two pairs of strips delimiting a four-walled central flow cell at the center node.

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.

A sintered fuel pellet for a water nuclear reactor fuel rod including a peripheral wall extending along a central axis and two end faces. At least one of the end faces includes at least a first chamfer extending from the peripheral wall towards the central axis with a first non-zero slope with respect to a plane perpendicular to the central axis and a second chamfer extending from the first chamfer towards the central axis with a second non-zero slope with respect to a plane perpendicular to the central axis, wherein the first slope is different from the second slope.

A reel backlight structure for a mechanical reel-type game includes an undifferentiated array of LED backlights. The rows of LEDs are closely spaced apart and may extend over an arc that encompasses both three vertical stop positions and four vertical stop positions. The LEDs are mounted on a flexible substrate that may be bent to match the radius of a reel strip and held in the desired radius with mounting attachment points.

Shooters must presently take their firearms out of their hands to then manually actuate a new target into shooting position. This Target Apparatus will allow the shooter to shine his laser light, infrared light, flashlight, or multi-spectrum light onto a Target Apparatus-mounted sensor that engages a drive means mounted upon the target frame that then forwards a new target into position without removing the firearm from its' shooting position. The unit also uses a unique target backing material that does not require targets to be made of rolls of coated or heavy material stock. The system can utilize rolls of cash register paper, cut sections of gift wrapping paper, hand towel rolls, or even paper towels as target materials without snagging and preventing the next target from being presented.

An apparatus for an electronic feedback system designed to work in combination with a television set to enable a viewer to express his or her anger toward televised events by allowing the viewer to vent his or her anger in a physical, satisfying manner, yet do no harm to the television set.

A ramp for launching an object at a target is provided, the ramp having: a release mechanism mounted to the ramp for movement between a first position and a second position, wherein the release mechanism is configured to retain the object with respect to the ramp when it is in the first position and wherein the release mechanism is configured to release the object when the release mechanism is in the second position; and wherein the release mechanism further comprises an arm member pivotally mounted to the ramp and the arm member has a plurality of features each spaced from each other and extending from the arm member above a surface of the ramp when the release mechanism is in the first position.

An apparatus is for shuffling a plurality of playing cards used in gaming. The apparatus includes a card support adapted to support the unshuffled cards on-edge. An exciter is also included, and is adapted to impart vibrational action to the supported cards. Cards drop in a random fashion such as by controlling the relative position of the cards and passage through one or more card slots in a card rest. In at least some of the apparatuses, a medial card receiver is adapted to receive at least one card dropped from the card support and to retain the at least one received card to substantially block the card slot to prevent further cards from dropping. A positioner is preferably included to change a relative position of the unshuffled deck and card slots though which the cards drop.

A connector-equipped communication module includes a communication module and a connector. The communication module includes a wiring board including antenna-mounted and IC-mounted regions at different positions in a planar view, an antenna element mounted in the antenna-mounted region, a wireless IC and a mounted component mounted in the IC-mounted region, and side terminals in the IC-mounted region and peripheral portions near the IC-mounted region. The connector includes a receiving portion including a placement portion configured to mount the communication module and a wall portion extending around the placement portion, inner wall terminals on an inner side of the wall portion at positions facing the side terminals, and external terminals located outward of the receiving portion and electrically connected to the inner wall terminals. In a state where the communication module is received in the receiving portion, the inner wall and side terminals are fitted so as to contact with each other.

An embodiment of an apparatus for determining the attitude angles of a weapon includes a number of accelerometers for measuring the components of the acceleration of the weapon along the axes of a first reference system integral with weapon; a number of gyroscopes configured in such a way to measure the components of the angular speed of the weapon along the axes of the reference body; and a processing unit configured to compute a number of actual attitude angles of the weapon under dynamic conditions based on the components of the angular speed; determine a number of static attitude angles of the weapon under static conditions of the weapon based on the components of the acceleration; and correct the components of angular speed according to static attitude angles and to the actual attitude angles.

An electronic device comprises a socket having a plurality of connection terminals that accommodates a card-type external device having a corner cut-out portion, a plurality of contact pads exposed on a surface of the card-type external device that are correspondingly connected to the connection terminals in response to insertion of the card-type external device into the socket. A detection unit detects erroneous insertion of the card-type external device into the socket in response to incorrect location of the cut-out portion during the erroneous insertion. A processor outputs a control signal in response to the detected erroneous insertion of the card-type external device.

An imaging reader reads targets by image capture in both handheld and hands-free modes of operation. Upon detection of the mode of operation, a controller sets the resolution and frame rate of a solid-state imaging sensor to different values in each mode to optimize target reading performance in each mode.

System and method for testing a high speed data path without generating a high speed bit clock, includes selecting a first high speed data path from a plurality of data paths for testing. Coherent clock data patterns are driven on one or more of remaining data paths of the plurality of data paths, wherein the coherent clock data patterns are in coherence with a low speed base clock. The first high speed data path is sampled by the coherent clock data patterns to generate a sampled first high speed data path, which is then tested at a speed of the low speed base clock.

A method for operating a brushless electric motor, the windings being energized by an inverter with the aid of six switches. A detection unit for detecting defective switches, a unit for measuring voltage at the outputs of the inverter, and a microcontroller for controlling the switch and for generating a pulse width modulated voltage supply for the windings are provided. A short-circuited switch causes a torque in the electric motor opposite the actuating direction of the electric motor. The method proposes that after detecting a short-circuited switch, the windings (U. V. W) are energized to generate a motor torque that is, on the whole, positive. An actuating period of the electric motor is divided into a plurality of sectors, wherein, in accordance with the defective switch, individual sectors are deactivated for the actuation of the windings (U, V, W), while other sectors are used to actuate the windings (V, W).

The present disclosure provides methods and devices for testing a connection between speakers and a power amplifier. The disclosed methods and devices solve a problem that, upon a connection test for a power amplifier which has a booster power source, when a midpoint potential of the power amplifier and the voltage of the speaker connection terminal are compared, and it is determined that short-circuiting occurs on a ground side when the potential of the speaker connection terminal is lower than the midpoint potential, a wrong test is conducted if a midpoint potential is higher than a battery voltage.

A system on chip (SOC) includes a clock generator to provide one or more on-chip reference clocks to a number of physical medium attachments (PMAs) across a common clock bus. The clock generator receives one or more external, off-chip clock lines, from which it generates the on-chip reference clocks. Each of the PMAs may operate data input/output (I/O) channels under a variety of different communications protocols, which can have common or distinct reference clock frequencies. Accordingly, the on-chip reference clocks are generated to provide the required reference clocks to each of the PMAs.

A digital phase locked loop (DPLL), a method of operating the same, and a device including the same are provided. The DPLL includes a digitally-controlled oscillator configured to change a frequency and a phase of an output oscillation signal in response to a digital control code; a main divider configured to divide the frequency of the output oscillation signal and generate a first feedback signal based on the divided frequency; and a phase-to-digital converter configured to subdivide the phase of the output oscillation signal and to generate a quantized code by converting a phase difference between a reference signal and the first feedback signal using a phase-subdivided signal resulting from the subdivision. The digital control code is generated based on the quantized code.

A sand dispensing device designed to be carried in the trunk of a vehicle includes a housing having a partition forming two interior compartments. A supply of sand is stored in a first compartment and an electric air compressor is situated in a second compartment. A remote switch is operatively connected to a relay in the second compartment for energizing the compressor. An induction nozzle has a sand inlet extending through an aperture in the partition into the first compartment and is connected to an air supply tube connected to an output of the air compressor. An outlet tube in the second compartment has a first end connection to an outlet of the induction nozzle and a second end extending through a side wall of the housing. A pair of discharge tubes are connected by a quick release fitting to a second end of the outlet tube and a pair of discharge nozzles are provided on the discharge tubes for spraying a sand and air mixture adjacent drive wheels of the vehicle, to enhance traction on icy road surfaces. The device is conveniently removable from the vehicle trunk for replenishing the sand supply or for transferring between vehicles.

A flexible tubular item having an outer flexible section of hollow tubing with a first end and a second end, a flexible wire positioned within the hollow tubing, a flexible paint layer covering an exterior surface of the flexible wire, and a viscous liquid contained within the hollow tubing. The hollow tubing is a transparent vinyl tube. The flexible wire is copper wire having a bend resistance greater than the bend resistance of the hollow tubing. The liquid is mineral oil filling the area around the flexible wire within the hollow tubing. Ball members are affixed in liquid-tight relationship within the first and second ends of the hollow tubing. These ball members are acrylic spheres having a diameter greater than the interior diameter of the hollow tubing.

An apparatus to improve traction conditions for motor vehicles under winter time driving conditions is disclosed. The invention comprises a sand storage reservoir and delivery system that supplies sand to each tire of a motor vehicle to aid in traction when driving in icy or snowy conditions found in wintertime driving. The sand reservoir provides sand to a plenum through four distinct sand compartments which dispense individual slugs of sand to a series of discs, connected via a cable, which move the sand through a delivery pipe to any of the four motor vehicle tires, as selected by application levers on the sand reservoir. The reservoir and associated controls are located inside the passenger compartment of the motor vehicle with the delivery tubes located on the undercarriage of the motor vehicle.

A spreading device for confined application of grain type materials along a well-defined path on a road from a conveyor of a storing tank mounted on a moving vehicle includes a chute member mounted thereon that receives the materials from the conveyor and substantially drops them generally vertically under gravity on the road along the path in proximity and in front of a roller. The latter stops the materials relative to the road and confines, or packs, them on the road. The spreading device is adapted to be mounted on either side of the vehicle, in line with its wheels.

Metering or dosing device for sand spreading apparatuses with a metering piston for sealing off and releasing the throughflow opening for the material to be spread, in which the metering piston and the opposite housing wall of the passage hole have profiles overlapping each other so that a labyrinth-like outflow of the spread material results.

Metering or dosing device for sand spreading apparatuses with a metering piston for sealing off and releasing the throughflow opening for the material to be spread, in which the metering piston and the opposite housing wall of the passage hole have profiles overlapping each other so that a labyrinth-like outflow of the spread material results.

A vehicle salt dispensing system. An illustrative embodiment of the vehicle salt dispensing system includes a pump and supply module adapted to contain a supply of salt, at least one dispensing tube communicating with the pump and supply module and at least one generally curved discharge tube communicating with the at least one dispensing tube.

The traction material dispensing apparatus mounts within the wheel well of a fender of a vehicle and is therefore visually and physically unobtrusive. The apparatus selectively dispenses traction material both in front of and behind a vehicle tire. A driver-accessed switch controls the apparatus dispensing of material. Of importance is that the manifolds, funnels, and nozzles are gravity fed by the vessel so that agitators and pressurized material flow assistance is not needed. Flappers within each manifold are controlled by the driver-actuated switch and control delivery of the traction material to the nozzles. As with the flappers, flow from the nozzles is controlled by a miniature DC (direct current) motor powered by the vehicle's electrical system. Screens ensure breakup of any clumps and therefore proper dispersion of traction material to the roadway.

The Revolution Daddy Rock Super Track is a salt sifting tank that dispenses rock salt directly to the front of the vehicle wheels followed by the rear wheels which would prevent the automobile from sliding side to side and also aiding the vehicle to go up and down hills in the winter time with super traction.

Conditioning device (24) and method for drying and/or controlling the temperature of a ballast bed (12) of a railway track system (10), wherein the railway track system (10) has sleepers (14) resting on the ballast bed (12) and rails (16) resting on the sleepers, wherein the conditioning device has a bogie (30) for moving the conditioning device (24). An outlet nozzle (36) for blowing temperature-controlled air into the ballast bed (12) via at least one blowing-in region (26) positioned between two adjacent sleepers (14) is connected to the bogie (30), as is at least one cover plate (42) for essentially air-tight coverage of an upper side, pointing essentially in the direction counter to the direction of gravity, of a side strip (20), provided next to the sleepers (14) in the direction of travel, of the ballast bed (12). In a method for drying and controlling the temperature of a ballast bed (12) of a railway track system (10), an upper side of the ballast bed (12) and/or at least one sleeper (14) and at least one rail (16) are sealed in an essentially air-tight fashion outside a blowing-in region (26) before temperature-controlled air is blown into the ballast bed (12) via the blowing-in region (26).

An apparatus for aligning a dispenser includes a table having a first alignment mark, an alignment plate provided along at least one side of the table, at least one syringe supplying a dispensing material to the alignment plate through a nozzle provided at one end portion thereof to form a second alignment mark, a first image camera provided along a side of the syringe and detecting an image of the second alignment mark, a second image camera detecting an image of the first alignment mark, and an alignment control unit aligning the image of the second alignment mark and a first reference position, and aligning an image of the first alignment mark and a second reference position.

Disclosed are a flat panel type image display device of a clear borderless design without a case defining an external appearance of an image display device, and a method for manufacturing the same. The flat panel type image display device includes an image display panel to display an image, a panel guide including a panel fixing portion, to which the image display panel is attached, and a guide frame formed in a dual coupling structure, the panel fixing portion being configured to move together with the guide frame in at least one direction of x, y, and z-axis directions, and a bottom case formed to cover an opened back surface of the panel guide comprising a back surface of the image display panel, the bottom case being fixed to an inner side surface of the panel guide.

A simple manufacturing method for an organic electroluminescent panel in which organic electroluminescent elements are arranged and sealed by a sealing adhesive. The electroluminescent panel has excellent sealing properties and excellent durability as a result of the organic electroluminescent elements being adhered to one another by a heat-curable adhesive. The manufacturing method is for an organic electroluminescent panel in which at least a first electrode, an organic functional layer containing a light-emitting layer, an organic electroluminescent element having a second electrode, and a sealing substrate are bonded together on a substrate by the heat-curable adhesive. The method includes forming a heat-curable adhesive layer on the sealing substrate, subjecting the heat-curable adhesive layer formed on the sealing substrate to pre-heating treatment, bonding the pre-heated heat-curable adhesive layer to the organic electroluminescent element, and subjecting the heat-curable adhesive layer to heat curing, in the given order.

Provided are a method of producing a polymer dispersed liquid crystal device with a cooling plate and a polymer dispersed liquid crystal device using the same. According to the producing method of the invention using the cooling plate capable of effectively removing heat with a simple method, it is possible to improve driving voltage characteristics and decrease a production cost of the polymer dispersed liquid crystal device.

A ferrous sulfide suspension that includes at least FeSm and Al(OH)3 and which can be used to reduce mercury emissions in flue gases. Through a combination of complex chemical reactions, precipitation, co-precipitation, and surface adsorption the ferrous sulfide suspension of the present invention effectively removes mercury from gaseous streams while concurrently preventing mercury re-emission.

An object the invention is to provide a phosphorus pentafluoride producing process wherein phosphorus pentafluoride is separated/extracted from a pentavalent phosphorus compound or a solution thereof, or a composition obtained by allowing the pentavalent phosphorus compound or the solution thereof to react with hydrogen fluoride, thereby producing phosphorus pentafluoride; and a phosphate hexafluoride producing process wherein the resultant phosphorus pentafluoride is used as raw material to produce a phosphate hexafluoride high in purity. The present invention relates to a process for producing phosphorus pentafluoride, wherein a carrier gas is brought into contact with either of the following one: a pentavalent phosphorus compound, a solution thereof, or a solution in which a composition obtained by allowing the pentavalent phosphorus compound or the solution thereof to react with hydrogen fluoride is dissolved, thereby a phosphorus pentafluoride is extracted into the career gas.

Provided are a method for post-treatment of a carbonaceous material using dehydrocyclization, a carbonaceous material post-treated by the method, and a polymer composite material including the carbonaceous material. More particularly, provided are a method for post-treatment of a carbonaceous material using dehydrocyclization, including subjecting the carbonaceous material to dehydrocyclization at room temperature to heal structural defects in the carbonaceous material, while increasing the effective conjugated length of the carbonaceous material to improve the electrical conductivity thereof, as well as a carbonaceous material post-treated by the method and a polymer composite material including the carbonaceous material.

The present invention relates to a method of preparing a spherical mesoporous silica structure containing silver nanoparticles dispersed therein by adding a silver nitrate solution to an aqueous surfactant solution and performing a sol-gel process and to spherical mesoporous silica prepared thereby. The spherical mesoporous silica is cost-effective compared to a conventional method that uses silver nanoparticles as a raw material, because the silver nitrate solution that is inexpensive compared to silver nanoparticles is used. Also, the spherical mesoporous silica can be with high productivity in large amounts, and thus is easily commercialized. Moreover, because silver nanoparticles are incorporated into the pores of the mesoporous silica, the silver nanoparticles are used stably and do not change color and odor. In addition, the spherical mesoporous silica exhibits various additional effects, including far-infrared ray emission and deodorization, attributable to silica.

A cabinet drawer includes a molded drawer floor having a central portion including at least one depression, each depression having a bottom wall and a sidewall having an inner surface and an outer surface. A flange extends outwardly from an upper edge of each depression. A plurality of webs extends outward from each depression outer surface for connection with a drawer slide system. A peripheral edge of the flange includes a plurality of deflectable tabs for coupling to a surrounding fence without the use of fasteners. The fence includes a skirt portion extending downward from the drawer floor flange to hide any drawer slide mechanism coupling the drawer floor to any underlying base.

A bottom mount refrigerator is provided with refrigerator components housed in a space adjacent the top of the fresh food compartment between a false ceiling and the top wall of the compartment. The top wall includes a stepped portion formed in the liner forming the compartment. The stepped portion is positioned near the top and front of the compartment, and it includes a section that is lower than the remainder of the top wall. The stepped portion includes a rear facing face in the interior of the compartment, and the false ceiling is positioned between the rear facing face and the back wall. The ceiling extends horizontal from the rear wall before angling upward to abut the face of the stepped portion. The false ceiling may also contain apertures to provide access to the components housed between the ceiling and the top wall.