20th week of 2013 patent applcation highlights part 40 |
Patent application number | Title | Published |
20130121800 | PALLET-DOLLY - A pallet-dolly device convertible between a pallet and a dolly has a deck to which a set of dolly wheels are attached at a fixed height below the deck. A set of movable pallet skids are mechanically interlinked with the deck by a bistable skid displacement mechanism which assumes a first state biasing the pallet skids upwards towards a skid raised position and a second state in which the bistable skid displacement mechanism biases the pallet skids downwards towards a skid lowered position. Also described are embodiments allowing conversion from dolly to pallet by directly pressing downwards on a skid, and provision of a braked-dolly state through downward pressure of the skid against the ground and/or a skid-actuated wheel brake. | 2013-05-16 |
20130121801 | System for repositioning a coiled tubing tensioner - A system for positioning a trailer mounted coiled tubing tensioner either in a first stowed position on the deck of a transport trailer or in a second position resting on an elevated rig floor of a drilling rig is described. The system for selectably elevating a coiled tubing tensioner from its first stowed position to its second position on the rig floor of a drilling rig includes the cooperative operation of the coiled tubing tensioner and its frame, multiple pivotable swing arms attached to the trailer at one end and the tensioner frame at the other end, an elevatable mast, a crown block, a drawworks winch, a top drive, a pair of tensioner lifting winches and multiple lifting lines deployed from the mast and reeved through sheaves mounted on the tensioner frame and the top drive. | 2013-05-16 |
20130121802 | Wafer Transport Cart - Systems and methods are disclosed for transporting wafers to a processing apparatus. The system comprises a frame having a support sized for receiving a wafer assembly including the wafers. An alignment system is connected to the frame. The alignment system is disposed for guiding the wafer assembly to a first position as the wafer assembly is lowered onto the support of the frame. The alignment system reduces the amount of time required to transport the wafers to the processing apparatus. | 2013-05-16 |
20130121803 | COMPRESSOR HAVING PURGE CIRCUIT AND METHOD OF PURGING - A compressor having a purge circuit. In one embodiment, the compressor includes: a rotor having a plurality of stages, each of the plurality of stages including a set of radially extending rotor wheels; a working fluid supply path for providing working fluid to each of the plurality of stages for compression by each set of radially extending rotor wheels; a purge circuit for diverting a first portion of the working fluid from an upstream portion of the working fluid supply path to at least one downstream stage of the plurality of stages; and a substantially axial bypass path bypassing the at least one downstream stage, the substantially axial bypass path for diverting a second portion of the working fluid around the at least one downstream stage. | 2013-05-16 |
20130121804 | Fluid Movement System and Method for Determining Impeller Blade Angles for Use Therewith - A fluid movement system that includes an impeller having a blade with a leading edge blade tip angle determined as a function of an increase in mass flow rate due to reinjection of flow from a flow stability device located proximate to the leading edge tip of the blade. In an exemplary method, the leading edge blade tip angle can be determined based on selecting a blade incidence level based on a mass flow gain versus flow coefficient curve. Blade leading edge tip angles determined in accordance with a method of the present invention are typically greater than blade leading edge tip angles determined using traditional methods. The greater blade leading edge tip angles can lead to more robust blades designs. | 2013-05-16 |
20130121805 | HYDRAULIC POWER SPLIT ENGINE WITH ENHANCED TORQUE ASSIST - A power split transmission includes a rotatable input shaft, a rotatable output shaft, and a planetary gear assembly connected between the input shaft and the output shaft. The transmission also includes a first hydraulic unit operable as a pump or a motor, the first hydraulic unit being coupled to the output shaft via the planetary gear assembly; a second hydraulic unit operable as a pump or a motor, the second hydraulic unit being coupled to the output shaft independently of the planetary gear assembly; and a braking mechanism coupled to the input shaft that is selectively engageable to retard rotation of the input shaft in at least one direction. The braking mechanism enables the power split transmission to use both the first hydraulic unit and the second hydraulic unit to provide enhanced torque at the output shaft without damaging a prime mover coupled to the input shaft. | 2013-05-16 |
20130121806 | EXHAUST DIFFUSER FOR A GAS TURBINE, AND METHOD THEREOF - An exhaust diffuser assembly is provided, particularly for a stationary gas turbine. The exhaust diffuser assembly includes a longitudinal axis, a diffuser inlet for receiving a turbine mainflow gas, a diffuser outlet, and a diverging diffuser wall having an adjustable geometry and forming a conduit for flow of the gas therethrough from the diffuser inlet to the diffuser outlet. The diffuser wall has a divergence angle ‘α’ with respect to the longitudinal axis. The diffuser assembly also has a diffuser geometry control device for controlling a recovery of pressure from the gas between the diffuser inlet and the diffuser outlet by adjusting the divergence angle ‘α’ of the diffuser wall to cause a resultant flow field of the gas that is attached to the diffuser wall. | 2013-05-16 |
20130121807 | AXIAL COMPRESSOR FOR FLUID-FLOW MACHINES - An axial compressor of a fluid-flow machine includes a flow path disposed between a rotor shaft and a relatively stationary housing wall. The flow path extends in an axial direction of the rotor shaft concentrically with the rotor shaft and the housing wall. A plurality of compressor stages are axially arranged in sequence along the flow path in the axial direction. Each of the compressor stages includes a rotor blades row and a guide vane row disposed after the rotor blades row in the axial direction. The flow path and the compressor stages operating therein are penetrable by a mass flow of a fluid to be compressed in a flow direction during operation of the compressor. A return is configured to return a part of the mass flow from a compressor discharge. | 2013-05-16 |
20130121808 | LIQUID PUMP WITH AXIAL THRUST WASHER - A liquid pump, in particular a water pump, comprises a pump housing, which has a thrust bearing seat, a bearing bolt and a bearing mounted on the bearing bolt. In this case, a thrust washer is arranged between the thrust bearing seat of the pump housing and the bearing. Furthermore, a flexible washer is arranged between the thrust bearing seat and the thrust washer. | 2013-05-16 |
20130121809 | REFRIGERANT COMPRESSOR - A refrigerant compressor comprises an electric element; a compression element; and a sealed container; wherein the compression element includes: a crankpin; a piston pin; and a connecting rod having a large hole portion into which the crankpin is inserted, a small hole portion in which the piston pin is rotatably disposed, and a coupling rod portion; wherein an oil guide hole is provided in the coupling rod portion of the connecting rod such that the large hole portion and the small hole portion are communicated with each other via the oil guide hole; a circular first groove is provided on an outer peripheral surface of the piston pin such that the first groove communicates with the oil guide hole; and a second groove extending in a center axis direction of the piston pin is provided in a first region of the small hole portion of the connecting rod. | 2013-05-16 |
20130121810 | INTER-BLADE SEALING FOR A TURBINE OR COMPRESSOR WHEEL OF A TURBINE ENGINE - An inter-blade sealing for a turbine or compressor wheel of a turbine engine includes inserts engaged in longitudinal cavities in side edges of platforms of blades and bearing, in operation, against facing side edges of platforms of adjacent blades. Each insert has a cylindrical elongate shape and includes in its outer cylindrical surface at least one annular groove for passing platform cooling air. | 2013-05-16 |
20130121811 | CENTRIFUGAL CHOPPER PUMP - A chopper pump is provided with a motor having a drive shaft and a casing connected to the motor and defining a bowl with an inlet for receiving waste material. A cover plate assembly is secured about the inlet. The cover plate assembly having a base with a central opening and a plurality of serrations formed into the base and spaced about the central opening, each serration being formed into a curved pocket and longitudinally tapered to form an edge on an inner surface of the base. The chopper pump also includes a cutter having a hub that is connected to the drive shaft. The cutter extends through the central opening of the base and includes at least two blades extending radially outward to guide waste material toward the plurality of serrations. | 2013-05-16 |
20130121812 | Wet Gas Compression Systems with a Thermoacoustic Resonator - The present application provides a wet gas compression system for a wet gas flow having a number of liquid droplets therein. The wet gas compression system may include a pipe, a compressor in communication with the pipe, and a thermoacoustic resonator in communication with the pipe so as to break up the liquid droplets in the wet gas flow. | 2013-05-16 |
20130121813 | FLEXIBLE SEAL SYSTEM FOR A GAS TURBINE ENGINE - A flexible seal system for a gas turbine engine includes an annular mounting bracket, an annular support bracket, an annular flexible seal and a plurality of mounting spacers. The flexible seal extends axially between a first mounting segment and a second mounting segment. The first mounting segment is connected axially between the mounting bracket and the support bracket, and includes a plurality of mounting apertures that extend axially through the first mounting segment. Each of the mounting spacers is arranged within a respective one of the mounting apertures, and extends axially between the mounting bracket and the support bracket. | 2013-05-16 |
20130121814 | TURBOJET ENGINE NACELLE - A nacelle for a turbojet engine is provided that includes an air intake upstream from the turbojet engine, a middle section intended to surround a fan of the turbojet engine and its case, and a downstream section. The middle section is made from at least one aerostructure capable of ensuring external aerodynamic continuity of the nacelle, and the aerostructure is rigidly bound, so as to be able to be taken apart, to at least one surrounding fixed structure. | 2013-05-16 |
20130121815 | HERMETICALLY SEALED COMPRESSOR - A hermetically sealed compressor in which heat generation and insulation breakdown are hardly to occur at the connection portion between a lead wire of a motor and an external terminal is configured as follows. The compressor main body and the motor are integrally structured. The flow path of a fluid to be compressed is communicated with the internal space of the motor. The stator ( | 2013-05-16 |
20130121816 | BLOWER WITH MULTIPLE AIR OUTLETS - A blower includes a base, a cover, a centrifugal impeller, and a rotating member. The cover is covered on the base, and defines a number of air outlets towards different directions. The centrifugal impeller is mounted between the base and the cover. The rotating member is rotatably mounted to the cover, and includes a shield. The rotating member is operable to rotate to cover one of the air outlets. | 2013-05-16 |
20130121817 | Centrifugal Pump - A centrifugal pump including a rotor and a housing surrounding the rotor, the housing having a connection on the pressure side and another on the intake side, respectively. The housing surrounding the rotor is constructed as a composite part in which a first thin-walled layer ( | 2013-05-16 |
20130121818 | Air Blowing Unit For Vehicle - Provided is an air blowing unit for a vehicle which, even when a backflow prevention means which prevents the flow of air which flows back through a gap formed between a bottom surface of an impeller and an upper surface of a motor flange is adopted, optimally maintains a size of the gap thus suppressing noises and the collection of moisture and, can suitably boost a pressure of air in a scroll case portion. | 2013-05-16 |
20130121819 | RADIAL TURBINE - The present invention provides a radial turbine which uses a fluid having a plurality of pressures in a single turbine wheel, to thereby reduce the number of components and lower the cost. A radial turbine ( | 2013-05-16 |
20130121820 | TURBINE HOUSING FOR A TURBOCHARGER OF TWIN SCROLL TYPE - In a turbine housing | 2013-05-16 |
20130121821 | CENTRIFUGAL PUMP APPARATUS - This centrifugal blood pump apparatus includes an impeller provided in a blood chamber, a first permanent magnet provided in one surface of the impeller, and a second permanent magnet provided in an inner wall of the blood chamber, for attracting the first permanent magnet. The attractive force between the first permanent magnet and the second permanent magnet on the opening side of a sidewall of the blood chamber is set to be smaller than the attractive force between the first permanent magnet and the second permanent magnet on the opposite side of the opening. As a result, inclination of the impeller with respect to a dividing wall during pump operation can be prevented. | 2013-05-16 |
20130121822 | ANTI-RELIEF FAN FRAME BODY STRUCTURE - An anti-relief fan frame body structure includes a frame body and multiple anti-relief sections. The frame body has a receiving space and a shaft seat received in the receiving space. The frame body further has multiple flow guide members extending from a circumference of shaft seat to an inner circumference of the frame body to connect with the inner circumference of the frame body. The anti-relief sections are disposed on the inner circumference of the frame body between the flow guide members to increase the performance of the fan. | 2013-05-16 |
20130121823 | CHROMIUM ALLOY - A hypereutectic chromium alloy consisting of 9 to 12 at % tantalum, 4 to 15 at % silicon, 0 to 7 at % molybdenum, 0 to 7 at % aluminium, 0 to 7 at % titanium, 0 to 5 at % rhenium, 0 to 2 at % silver, 0 to 2 at % hafnium, 0 to 2 at % lanthanum, 0 to 2 at % cerium, 0 to 2 at % yttrium and the balance chromium and incidental impurities. The hypereutectic chromium alloy has good oxidation resistance and good fracture toughness. The chromium alloy may be used to make gas turbine engine turbine blades, turbine vanes, turbine seals, combustion chamber tiles, exhaust nozzle segments or steam turbine components. | 2013-05-16 |
20130121824 | GAS TURBINE ENGINE HAVING CORE AUXILIARY DUCT PASSAGE - A gas turbine engine system according to an exemplary aspect of the present disclosure includes, among other things, a nacelle assembly defined about an axis and a core engine positioned radially inward of the nacelle assembly and having a core passage and at least one core auxiliary duct passage. The at least one core auxiliary duct passage includes an inlet for receiving a portion of a core airflow from the core engine and an outlet for discharging the portion of the core airflow. At least one of the inlet and the outlet are selectively translatable to divert the portion of the core airflow into the at least one core auxiliary duct passage and a mixer disposed between the nacelle assembly and the core engine. | 2013-05-16 |
20130121825 | CALLIBRATION OF WIND TURBINE SENSOR - A method is disclosed for calibrating a wind turbine sensor placed on a component of a wind turbine and where the wind turbine is of the type having a rotor with at least one pitchable wind turbine blade. The method comprises pitching one or more of the blades according to a predetermined pitch movement and detecting the response signal from the wind turbine sensor at least partly caused by the pitch movement. From this is then determined a characteristic sensor response value which upon comparison to a predetermined sensor calibration parameter forms the basis for a calibration of the wind turbine sensor if needed. The characteristic sensor response value may be determined from the pitch movement having been performed a number of times over a longer period of time. | 2013-05-16 |
20130121826 | FLUID INTERFACE DEVICE AS WELL AS APPARATI AND METHODS INCLUDING SAME - A fluid interface device, such as an airfoil assembly, can include a device structure and at least one movable band oriented such that the band moves in a direction of fluid flow. The at least one movable band can be supported on the device structure such that an outer surface of the movable band is exposed along the device structure and is capable of movement relative thereto such that a relative velocity can be maintained between the outer surface and the device structure. The fluid interface device can also include an edge extension disposed along the leading edge of the device structure. An airplane, a wind turbine and a method are also included. | 2013-05-16 |
20130121827 | Dual Mode Rotor Hub Assembly - A rotor hub assembly and method for controlling movement of a rotor blade relative to a swashplate. The hub assembly having an attachment device operably associated with the rotor blade and the swashplate. The attachment device provides pivot and rotational blade movement relative to the swashplate. A dual spring-rate damper is operably associated with the attachment device. The damper switches between a first spring rate and a second spring rate during flight to control movement of the rotor blade. The method includes the process of switching the damper between the first spring rate and the second spring rate during flight. | 2013-05-16 |
20130121828 | Rotor Hub Bearing System - The bearing system is configured for treating and reacting dynamic loading within a rotor hub of rotorcraft. The bearing system includes an outer member having a plurality of alternating outer elastomeric layers and shim layers. The outer member has an inboard surface configured for bonding to an inboard bearing support, and the outer member has an outboard surface configured for bonding to an outboard bearing support. The bearing system has an inner member bonded to an interior surface of the outer member. The inner member can include a rigid inner core, as well as a plurality of elastomeric layers and shim layers configured to react torsional movements of the rotor blade. | 2013-05-16 |
20130121829 | BEARING/STATOR SET RETAINER STRUCTURE - A bearing/stator set retainer structure includes a base seat, a stator set and a retainer member. The base seat has a bearing cup having an internal bearing hole in which a bearing is disposed. The stator set is assembled on the base seat and has an abutment section on one side distal from the base seat. The retainer member has at least one latch section for fixedly assembling the retainer member on the bearing cup. The retainer member further has at least one protrusion section in abutment with the abutment section and at least one inner flange section in abutment with the bearing. Accordingly, the retainer member can be easily disassembled from and reassembled with the bearing cup to facilitate reworking. Also, the retainer member is able to fix the bearing and the stator set at the same time to simplify the assembling process and prolong lifetime of the fan. | 2013-05-16 |
20130121830 | THIN FAN AND MANUFACTURING METHOD THEREOF - A thin fan and a manufacturing method thereof are provided. The thin fan has a fan frame, a sleeve, a bearing, an impeller, a magnetic element and at least one coil. The fan frame includes a base and a cover connected to the base. The fan frame has an inlet and an outlet. The sleeve is disposed on the base, and the bearing is disposed within the sleeve. The impeller and the magnetic element are disposed on the fan frame and a metal housing, respectively. The coil is disposed opposite the magnetic element. The base has at least one plastic portion and at least one metal portion. The metal portion has at least one non-magnetic metal, and the plastic portion is integrated with the non-magnetic metal by injection molding. | 2013-05-16 |
20130121831 | DRIVE OF A TAIL ROTOR OF A HELICOPTER - The invention relates to a drive ( | 2013-05-16 |
20130121832 | Wind Turbine with Cable Supported Perimeter Airfoil - A wind turbine | 2013-05-16 |
20130121833 | STRUCTURAL STATOR AIRFOIL - An airfoil comprises a leading edge, a trailing edge, and pressure and suction surfaces defined therebetween. An inner platform is coupled to a root section of the airfoil, with a curvilinear gusset extending along a lower surface of the inner platform, opposite the root section. An outer platform is coupled to a tip section of the airfoil, with a multi-lobed gusset extending along an upper surface of the inner platform, opposite the tip section. | 2013-05-16 |
20130121834 | FAN HUB DESIGN - A fan rotor has a fan web and a plurality of circumferentially spaced-apart fan blades extending radially outwardly from an outer rim of the fan web. The outer rim is integrally connected to an inner rim through an axially facing web section. The web section has an inward concavature and extends aft of the center of gravity of the fan blades to shift the center of gravity of the hub rearwards while maintaining airfoil stress below critical levels. The rim section may have an inwardly projecting annular channel formed in a leading edge thereof and tuned to the 2M3ND mode of the fan hub. | 2013-05-16 |
20130121835 | WIND-POWERED MODULAR SAVONIUS ROTOR ELECTRICAL GENERATION AND FLUID PUMPING DEVICE - Provided are systems and methods for a wind-powered electrical generation and fluid pumping device, including: a drive shaft; a generator comprising a rotor, wherein the generator may be coupled to the drive shaft by means of the rotor; and at least one vane pair, the vane pair comprising ribs and a structural twist, wherein the at least one vane pair is attached to the drive shaft by screws and square washers and further wherein vane extensions may be attached to the at least one vane pair with rivets. The vertical wind-powered electrical generation device is also described. It utilizes unique improvements of shaft coupling (to generator and rotor), the strengthening of complete Savonius rotor system, and ease of assembly. The vane pairs may be a segmented Savonius rotor. They may also create a helix pattern as they are installed. | 2013-05-16 |
20130121836 | BLADE CONNECTION FOR A ROTOR BLADE OF A WIND TURBINE - A blade connection for a rotor blade of a wind turbine having a plurality of receptacles which extend in the longitudinal direction of the rotor blade and can each receive a longitudinal bolt and are in contact with a component having an inner thread for the longitudinal bolt. The rotor blade is manufactured from two materials, at least in the region of the blade connection, wherein a first material is a composite material, and a second material is a composite material provided with at least one reinforcement layer made of metal and/or ceramic. The receptacles are composed of the first material and the second material is bonded to the first material. | 2013-05-16 |
20130121837 | DEVICE FOR REDUCING THE DRIVE POWER REQUIREMENTS OF A WATERCRAFT - A device is provided for reducing the drive power requirement of a watercraft includes a fore-nozzle, wherein at least one outer fin projects outwards from the fore-nozzle. | 2013-05-16 |
20130121838 | Runner for Direct-connected Low-speed Small Mixed Flow Type Water Turbine Applied in Hydrodynamic Energy-saving Cooling Tower - The invention relates to a runner for a direct-connected low-speed small mixed flow type water turbine applied in a hydrodynamic energy-saving cooling tower, which comprises an upper crown ( | 2013-05-16 |
20130121839 | TURBINE AIRFOIL AND METHOD FOR THERMAL BARRIER COATING - A turbine airfoil including an airfoil body is disclosed. The airfoil includes a leading edge, a trailing edge, an exterior surface including a suction side extending from the leading edge to the trailing edge and a pressure side extending from the leading edge to a trailing end. The pressure side is located opposite to the suction side on the airfoil body. The complete pressure side of the exterior surface is coated by a thermal barrier coating with a thickness decreasing towards the trailing end. | 2013-05-16 |
20130121840 | FRAME ASSEMBLY OF RING-TYPE FAN WITH PRESSURE-RELEASING FUNCTION - A frame assembly of a ring-type fan with a pressure-releasing function includes a fan wheel, a pressuring-releasing portion, and a frame body. The fan wheel is received in an accommodating space of the frame body. The fan wheel has a hub and a plurality of blades. The pressure-releasing portion is formed on free ends of the blades and has a stopping wall and a flange extending from one end of the stopping wall. A pressure-releasing channel is formed between the stopping wall and an inner wall of the frame body. With the pressure-releasing portion being formed on the free ends of the blades, the present invention is capable of delaying the deceleration, improving the fan performance, and reducing its noise. | 2013-05-16 |
20130121841 | POWER PRODUCING SPINNER FOR A WIND TURBINE - A power producing spinner ( | 2013-05-16 |
20130121842 | PROPELLER / TURBINE BLADE POWER CHANNEL - The disclosed propeller/turbine blade enhancement will be used in the moving fluid kinetic energy conversion field. This power channel blade enhancement will increase the kinetic energy conversion of propeller/turbine blades by collecting, redirecting, channeling, compressing and then expelling a portion of the moving fluid that would otherwise be lost. The power channel's multiple interactions with the moving fluid impacting the blade will produce known fluid hydraulic actions upon the enhanced propeller/turbine blades. These known fluid hydraulic actions will impart more rotational energy to the power channel enhanced blades than previous propeller/turbine blades. | 2013-05-16 |
20130121843 | COMPRESSOR DIGITAL CONTROL FAILURE SHUTDOWN ALGORITHM - A method of controlling the loading and unloading of a compressor includes selectively loading and unloading a compressor by engaging and disengaging, respectively, compressor members with the controller in response to system load data, monitoring at least one of the discharge pressure and the suction pressure at a predetermined time interval for a continuous time period, storing values based on the at least one of the discharge pressure and the suction pressure during the continuous time period, and determining a predetermined value indicative of compressor operation in which the compressor members are engaged. The method further includes comparing at least one of the stored values with the predetermined value and providing a signal to cease operation of the compressor when the comparison fails to indicate compressor operation in which the compressor members are engaged. | 2013-05-16 |
20130121844 | Variable Speed High Efficiency Gas Compressor System - A system for powering a compressor. The system may include a power generation unit adapted to generate AC power. An electric motor may be coupled to the power generation unit and adapted to turn at a rate proportionate to a frequency of the AC power. A compressor may be coupled to the electric motor, and an output pressure of the compressor may be directly dependent on the rate that the electric motor turns. A control system may be coupled to the power generation unit and to the compressor, and the control system may be adapted to vary the frequency of the AC power generated by the power generation unit, thereby varying the output pressure of the compressor. | 2013-05-16 |
20130121845 | COMPRESSOR STARTING METHOD AND APPARATUS - A piston type compressor wherein the position of the piston highest pressure point is indicated and the rotor of the motor at the optimal starting angle aligned prior to the actual compression operation by providing a pre-pulse to rotate the rotor of the motor at least one full rotation at a certain frequency, during rotation measuring the load torque by the frequency converter as well as indicating the maximum load torque point and at the end aligning the rotor of the motor at the optimal starting angle of about 180° from the maximum pressure angle, and at the beginning of the actual compression operation setting the rotor position opposite to the maximum torque angle by feeding direct current to the stator winding and starting the motor by supplying maximum motor current to the motor to give the maximum torque and acceleration. | 2013-05-16 |
20130121846 | ADVANCED TOPOLOGIES FOR OFFSHORE POWER SYSTEMS - A variable speed compression system that is driven by a variable frequency high speed motor that receives power from a high frequency generation unit that is driven by a high speed gas turbine is provided. The speed of the turbine may be varied to control the output frequency of the high frequency generation unit, thus controlling the output of the compression system by controlling the speed of the turbine driving the generation unit. | 2013-05-16 |
20130121847 | Thermodynamic Cycle and Heat Engine - A method and arrangement are for heat exchanging in and work exchanging with a working fluid in a heat engine, or a heat pump if the method and its sub-processes are substantially reversed. A thermodynamic cycle for the working fluid is approximately described through the polytropic relation PV | 2013-05-16 |
20130121848 | Vibratory Cavitation Pump Lishanski - A vibratory cavitation pump is provided that includes a working cylinder having an fluid inlet and a fluid outlet, a rod extending into the cylinder, a piston fixed to the rod, a plate fixed to the rod and spaced from the piston, an activator slidably mounted to the rod between the piston and the plate and an oscillating pumping mechanism operably connected to the rod to move the rod with respect to the working cylinder. The sliding activator creates cavitation in the fluid being pumped to increase the ease of pumping the fluid, such as high viscosity fluids. The pump can also include an external cylinder disposed around the working cylinder to impart rotational motion to the incoming fluid, thereby enhancing the cavitation created in the fluid by the pump, rendering the fluid easy to displace. | 2013-05-16 |
20130121849 | SCAVENGE PUMP OIL LEVEL CONTROL SYSTEM AND METHOD - A hybrid vehicle includes a hybrid module, a transmission and a torque converter. The lubrication system associated with the torque converter includes an oil sump within the torque converter housing which is intended to be managed as a “dry” sump oil lubrication system. There is an oil pump in communication with the sump in order to manage the sump oil level. By monitoring an operational parameter of the oil pump motor (pressure, torque, or current) oil aeration can be detected. | 2013-05-16 |
20130121850 | Rotary Energy Recovery Device - A rotary energy recovery device ( | 2013-05-16 |
20130121851 | APPARATUS FOR PURGE TO PREVENT AIRBORNE MOLECULAR CONTAMINANT(AMC) & NATURAL OXIDE - An apparatus for purge to prevent AMC & natural oxide includes an FOUP configured to contain wafers and to have a receipt supply hole for supplying gas and a receipt discharge hole for discharging the gas at a lower part of the FOUP; stage units each configured to have the FOUP separated therefrom or seated therein, to support the seated FOUP, and to have a gas supply hole for supplying the gas at a position corresponding to the receipt supply hole and a gas discharge hole for discharging the gas at a position corresponding to the receipt discharge hole; a first gas supply port unit disposed in response to the gas supply hole and configured to supply the gas to the FOUP; and a first gas discharge port unit disposed in response to the gas discharge hole and configured to discharge the gas from the FOUP. | 2013-05-16 |
20130121852 | SYSTEM FOR CONTROLLING HYDRAULIC PUMP IN CONSTRUCTION MACHINE - Disclosed is a system for controlling a hydraulic pump in a construction machine which can reduce the discharge flow of the hydraulic pump in proportion to the load pressure of the hydraulic pump to enhance operability by the driver. The present invention provides the system for controlling the hydraulic pump in the construction machine, which is characterized by detecting the discharge pressure of the hydraulic pump and the operation activity of an operation lever, and comparing the detected discharge pressure of the hydraulic pump and a predetermined pressure value, and when the detected discharge pressure exceeds the predetermined pressure value, the maximum dischargeable flow of the hydraulic pump is reduced in proportion to the difference between the detected pressure and the predetermined pressure value. | 2013-05-16 |
20130121853 | Pump System Having Liquid Level Sensing System and Multipurpose Frame - A pump system especially suitable for pumping out liquids from tank enclosures. A liquid pump, Preferably powered by pressurized gas such as compressed air or natural gas from a nearby well, is mounted in a tubular member frame. The rate of pressurized gas flowing to the pump, and consequently the liquid pumping rate, is controlled by a limit valve, lever arm, and float assembly. As the liquid level increases, the float rises and the lever arm opens the limit valve, permitting a higher rate of pressurized gas flow and higher pump rate. At least some components of the frame have liquid inlet openings, which permit liquids to enter the frame, and the frame serves as a conduit to carry the liquids to the intake of the pump. | 2013-05-16 |
20130121854 | Gearbox - A hydraulic pump arrangement ( | 2013-05-16 |
20130121855 | MOUNTING ARRANGEMENT FOR A RESONANT SPRING IN A LINEAR MOTOR COMPRESSOR - The compressor of the invention comprises: a block with a cylinder; a movable assembly formed by a piston reciprocating in the cylinder and coupled to an actuating means by a rod; and a resonant spring having a first and a second diametrical end portion which are attached to the movable assembly by a first fixation means (MF | 2013-05-16 |
20130121856 | ROTOR AND MOTOR - A rotor includes a first rotor core, a second rotor core, a field magnet, and an auxiliary magnet. The first rotor core includes a first core base and a plurality of first hook-shaped poles. The second rotor core includes a second core base and a plurality of second hook-shaped poles. The first and second hook-shaped poles are alternately arranged in a circumferential direction of the rotor. The field magnet is arranged between the first and second core bases in an axial direction. The field magnet cause the first hook-shaped poles to function as first poles and the second hook-shaped poles to function as second poles. The auxiliary magnet includes at least two interpolar magnet portions, which are integrally formed. Each interpolar magnet portion is arranged in a void between the first hook-shaped pole and the second hook-shaped pole and magnetized in the circumferential direction. | 2013-05-16 |
20130121857 | COMPRESSOR AND MOTOR DEVICE THEREOF - A motor device includes a main body, an assembling body, a stator and a rotor. The main body includes a first bearing hole and a plurality of first connectors, and all distances between each of the first connectors and an axle of the first bearing hole are the same. The assembling body has a second bearing hole. The stator includes a passage and a plurality of second connectors, the second connectors are coupled to the first connectors respectively to have the stator assembled in the main body, and the passage and the first bearing hole are coaxial. The rotor is disposed inside the passage and two ends of the rotor are installed in the first bearing hole and the second bearing hole respectively. By having both the stator and the rotor positioned by the main body, a gap between the rotor and the stator can be maintained consistently. | 2013-05-16 |
20130121858 | VACUUM PUMP - The present invention provides a vacuum pump capable of suppressing the structure from becoming complicated and improving the damping effect. The vacuum pump includes: a holding mechanism for clamping an outer race of the ball bearing in an axial direction and holding the outer race so that the outer race moves along a radial direction; and an elastic member disposed at an outer circumferential side of the outer race. The elastic member is disposed in contact with or close to the outer circumferential side of the outer race. Oil or grease is injected into a gap between the elastic member and the outer race. Through holding the outer race against the elastic member, the elastic member is deformed to suppress vibration. Furthermore, through injecting oil or grease into the gap, the damping effect can be further improved. | 2013-05-16 |
20130121859 | BEARING APPARATUS AND FAN - A bearing apparatus includes a cylindrical bearing portion; a cap member; a cylindrical holder; a shaft; and a thrust plate. The holder includes an increased diameter portion. The bearing portion includes a plate accommodating portion. An outer circumferential surface of the plate accommodating portion is arranged to have a diameter greater than a diameter of an outer circumferential surface of a portion of the bearing portion which is on an upper side of the plate accommodating portion. The distance between the outer circumferential surface and an inner circumferential surface of the plate accommodating portion is arranged to be smaller than the distance between the outer circumferential surface and an inner circumferential surface of the portion of the bearing portion which is on the upper side of the plate accommodating portion. A thrust dynamic pressure bearing portion is defined in a thrust gap. | 2013-05-16 |
20130121860 | RETROFIT OF A RECIPROCATING COMPRESSOR WITH A CONCENTRIC VALVE - A first valve head is selected for removal from a piston cylinder. The first valve head has been configured to house at least a one way intake valve assembly in an intake chamber of the head and at least a one way exhaust valve assembly in an exhaust chamber of the head. The intake and exhaust chambers are sealed off from each other. The first valve head is removed from the piston cylinder. A second valve head is selected. A bottom of the second valve head is removably coupled to the piston cylinder. A concentric two way valve is seated within the second valve head. The concentric valve is secured within said second valve head with a valve clamp having a top cover. The top cover is removably coupled to the second valve head. | 2013-05-16 |
20130121861 | Piston Pump - A support ring of a sealing ring of a piston pump of a slip-controlled vehicle brake system is designed with longitudinal grooves in order to prevent a pressure build-up between the sealing ring and the support ring due to slip leakage. | 2013-05-16 |
20130121862 | ALTERNATIVE METHODS TO GENERATE HIGH PRESSURE BY ITERATION IN A HIGH-PRESSURE MULTICHAMBER - A multistage ultra high pressure multichamber, have among which stages can be included pumps. A chamber has another chamber inside which also contain a pump or a pumping system towards the inside, where a third chamber is considered with its pumping system towards its interior successively the device is useful in making of ultra high pressure sinterized material parts, manufacture of parts made of new materials like synthetic diamond, manufacture of material for pharmaceutical products and hydrowasher using this new technique to increase its pressure. | 2013-05-16 |
20130121863 | ADJUSTABLE VANE PUMP FOR REDUCING PRESSURE PULSATIONS DURING DISCHARGE - An adjustable rotary vane pump configured to reduce pressure pulsations during hydraulic fluid discharge includes a housing having two side plates positioned in parallel. Each side plate has multiple grooves formed in its surface. A rotor mounted between the side plates has multiple vanes extending radially outward. A lift ring surrounds the rotor, pivotally connected to the housing to swivel between positions eccentric to the housing. During rotation of the rotors, the vanes divide the annular region between the rotor and the lift ring into multiple cells, which alternately position themselves between a suction zone and a pressure zone of the pump. In a transition region between the suction and pressure zone, when the lift ring is between pre-determined angular positions, the grooves within lift ring and the side plate substantially align to create an overflow channel, which transfers the hydraulic fluid from the suction zone to the pressure zone. | 2013-05-16 |
20130121864 | SCROLL COMPRESSOR - A scroll compressor is provided. The scroll compressor may include a back pressure chamber formed between a wrap portion and a base portion of an orbiting scroll. A center of the back pressure chamber may be eccentric from a geometric center of the orbiting scroll along a line where a gas repulsive force is applied. Such a configuration may reduce/eliminate unstable behavior of the orbiting scroll, and frictional loss or abrasion between the orbiting scroll and various peripheral components may be reduced. This may enhance reliability and performance of the scroll compressor. | 2013-05-16 |
20130121865 | SCROLL COMPRESSOR - A scroll compressor is provided. The scroll compressor may include a communication hole formed in a fixed scroll for communicating a discharge space and a thrust bearing surface with each other. This may reduce frictional loss between the fixed scroll and an orbiting scroll. Further, if a high vacuum state is about to occur during operation of the compressor, refrigerant in the discharge space may be introduced into the compression chambers through the communication hole. This may prevent the occurrence of a high vacuum state to thereby prevent damage to the compressor. Additionally, when the compressor is stopped, a pressure equilibrium operation may be performed through the communication hole. | 2013-05-16 |
20130121866 | SCROLL COMPRESSOR - A scroll compressor is provided. The scroll compressor may include guide holes formed at one of a wrap portion or a base portion, and guide pins inserted into the guide holes formed at the other of the wrap portion or the base portion to couple the wrap portion and the base portion to each other. Such guide pins and guide holes may be easily processed to reduce fabrication costs and reduce or eliminate unstable behavior of the orbiting scroll. As the guide pins and the guide holes have a circular cross section, abrasion of the guide pins or the guide holes may be prevented. | 2013-05-16 |
20130121867 | ROTARY PUMP WITH IMPROVED SEAL - A rotary pump with an improved seal on a control pressure chamber, including: a housing having a delivery chamber; a feed wheel rotatable in the delivery chamber; an actuating member surrounding the feed wheel forming delivery cells and moveable in the housing relative to the feed wheel. The control pressure chamber is delineated by the actuating member together with axially facing axial co-operating surfaces, forming an axial sealing gap and a radial sealing gap. A control fluid can be introduced into the control pressure chamber for applying pressure to the actuating member to exert an actuating force in the actuating direction; a restoring device for generating a restoring force; and a sealing element arranged on the actuating member or the circumferential co-operating surface. To compensate for a change in gap width of one of the axial sealing gaps, a base leakage cross-section is provided on the sealing element. | 2013-05-16 |
20130121868 | METHOD OF MANUFACTURING A WELD-FREE APPARATUS FOR CONNECTION OF DISSIMILAR METALS USING FUNCTIONALLY GRADED COMPOSITIONALLY CONTROL POWDER METALLURGY AND HOT ISOSTATIC PROCESSING METHODS - A method of manufacturing a weld-free apparatus for use in the connection of dissimilar metals includes the steps of providing a mold designed to replicate a reverse of the apparatus, introducing a low alloy, ferritic steel composition atomized powder into a first portion of the mold, introducing a series of atomized powders incrementally into a second portion of the mold to form a transition region between the ferritic steel composition and an austenitic stainless steel composition, and introducing an austenitic stainless steel composition atomized powder into a third portion of the mold. The method further includes the step of consolidating and melting the atomized powders in a high temperature, high pressure inert gas atmosphere to form the apparatus. | 2013-05-16 |
20130121869 | MULTICOMPONENT TITANIUM ALUMINIDE ARTICLE AND METHOD OF MAKING - A process for fabricating sintered, substantially pore-free titanium aluminide articles with minor alloying element additions is disclosed. Such articles may find application as automobile engine valves and connecting rods and may be fabricated by rapidly sintering intimately mixed powders of substantially pure titanium and rapidly-cooled particles of aluminum alloyed with the minor alloying element(s). | 2013-05-16 |
20130121870 | FERRITIC STAINLESS STEEL, WITH HIGH AND STABLE GRAIN REFINING POTENCY, AND ITS PRODUCTION METHOD - A ferritic stainless steel comprising Cr: max 24 mass %, Ti: 200 to 1000 mass ppm, Zr: at least 200 mass ppm, whereby the Zr/Ti ratio is greater than 0.3, O: 10 to 150 mass ppm, N: at least 70 mass ppm, whereby the N/O ratio is greater than 1.5, C: max. 0.03 mass %, and balance Fe and residual elements. | 2013-05-16 |
20130121871 | NON-MAGNETIC COBALT-PALLADIUM DENTAL ALLOY - A non-magnetic cobalt based “noble” metal dental alloy is provided. The alloy generally contains at least 25 wt. % palladium, from 15 to 30 wt. % chromium and a balance of cobalt, where to ensure the alloy is non-magnetic the concentration of chromium in the alloy is at least 20 wt.%, or if the concentration of chromium is less than 20 wt. % the combined concentration of chromium, molybdenum, tungsten, niobium, tantalum vanadium and rhenium is greater than 20 wt. %. | 2013-05-16 |
20130121872 | Silver Ink Composition and Substrate - There is provided with a silver ink composition which is formed by blending one or more kinds of silver β-ketocarboxylates selected from the group consisting of silver isobutyrylacetate, silver benzoylacetate, silver propionylacetate, silver acetoacetate, silver α-methylacetoacetate, and silver α-ethylacetoacetate, and an aliphatic primary or secondary amine having 1 to 10 carbon atoms, and a substrate with a surface on which a metallic silver layer which is formed by heating the silver ink composition is provided. According to the invention, it is possible to obtain a silver ink composition suitable for forming a metallic silver layer which has superior glossiness and specularity, and a substrate with a surface on which a metallic silver layer is formed using the silver ink composition. | 2013-05-16 |
20130121873 | METHOD FOR PRODUCING ALUMINUM STRUCTURE AND ALUMINUM STRUCTURE - An object is to provide a method for producing an aluminum structure using a porous resin body having a three-dimensional network structure, with which an aluminum structure having a low impurity content can be formed, and in particular, a porous aluminum body having a large area can be obtained. | 2013-05-16 |
20130121874 | Bi-Sn Based High-Temperature Solder Alloy - A high-temperature solder alloy is a Bi—Sn based solder alloy containing at least 90 mass % of Bi, further containing 1-5 mass % of Sn, at least one element selected from Sb and/or Ag each in an amount of 0.5-5 mass %, and preferably further containing 0.0004-0.01 mass % of P. | 2013-05-16 |
20130121875 | HOLDING DEVICE - A holding device disposed in a bio-detecting instrument for holding a test strip is provided, wherein the holding device comprises a first casing, a second casing, an ejecting member, and an elastic member. The second casing is assembled with the first casing to form an accommodating space, wherein the sensing terminals are extended into the accommodating space. The ejecting member comprises a push rod configured to be reciprocated in the accommodating space. The elastic member is configured to be compressed by driving the ejecting member to an ejecting position, where the push rod enters the accommodating space and is adapted to push the test strip outward without being contact with the sensing terminals, and the elastic member is configured to be released by drawing the push rod back from the accommodating space to an initial position. | 2013-05-16 |
20130121876 | LIQUID ANALYZER DEVICE AND RELATED METHOD - An agitator ( | 2013-05-16 |
20130121877 | MICROCHANNEL CHIP AND MICROANALYSIS SYSTEM - Disclosed is a microchannel chip having an opening on the side of a plate with a lowered production cost. In the microchannel chip, a first plate ( | 2013-05-16 |
20130121878 | REAGENT BOTTLES, VALVES THEREFOR, WASHING MODULES AND METHODS AND APPARATUS FOR DISPENSING REAGENTS - A valve for a reagent bottle is provided, the valve including a resilient membrane configured to extend across an opening in the reagent bottle, the resilient membrane having at least one slit extending therethrough. Also disclosed is a dispensing apparatus for dispensing a reagent from a reagent bottle, the dispensing apparatus comprising: a probe assembly having a probe adapted for insertion into the reagent bottle through the valve and an extraction mechanism for drawing reagent out of the reagent bottle through the probe. A valve opening assembly is provided, which is adapted to open the valve of the reagent bottle such that the probe can pass through the valve without contacting the valve. | 2013-05-16 |
20130121879 | Magnetic-Field Measurement Device - The disclosed magnetic immunoassay device, which performs magnetic immunoassays using antigen-antibody reactions, can perform speedy immunoassays without bound/free separation in the test samples. The device is also practical, being capable of stable magnetism measurement without magnetic shielding. The disclosed magnetic immunoassay device is provided with: an excitation coil that uses an AC magnetic field to magnetize a test sample containing a magnetic marker; a magnetism sensor that measures magnetism in the test sample and outputs a magnetism signal; and a displacement sensor for detecting changes in the distance between the test sample and the magnetism sensor. By optimally setting the bandwidth of a lock-in amplifier, which detects changes in the phase of the magnetism signal outputted by the magnetism sensor, and the rotational speed produced by a drive system, which moves the test sample at low speeds, the impact of environment magnetic noise is reduced, and correcting the magnetism signal using distance information obtained from the displacement sensor allows stable magnetism measurement. | 2013-05-16 |
20130121880 | AUTOMATIC ANALYZER - Dispensing failure occurs when air-sucking or clogging is caused at the time of sucking sample or reagent by using a dispensing probe. An automatic analyzer is equipped with a dispensing mechanism ( | 2013-05-16 |
20130121881 | NUCLEIC ACID ANALYSIS DEVICE - Provided is a device that can process a plurality of nucleic acid detection protocols in parallel, and in which any nucleic acid detection protocol of a new sample can be additively performed even when other nucleic acid detection protocols are being run. The nucleic acid detection device of the present invention includes: a thermostat bath ( | 2013-05-16 |
20130121882 | DISPENSING DEVICE AND NUCLEIC ACID ANALYZER - A dispensing device that achieves both of preventing cross-contamination between reagents and attaching a lid to a reagent container is provided.
| 2013-05-16 |
20130121883 | CHEMICAL ANALYZER - An automatic chemical analyzer in which a reaction solution is stirred by air ejected from an air ejection hole placed above a reaction container. The reaction region can be washed and cleaned sufficiently without causing damage, such as exfoliation of a coating reagent. A reaction container disk is provided with a pore and a pressure detector connected with the pore. Before and after the stirring operation, the ejection hole (nozzle) ejecting air is moved and the output value of the pressure detector is compared with a previously measured normal value. With a discharge pipe and a suction pipe inserted to the opening of the reaction container to be close to both ends of the opening and the side wall of the container, the reaction region at the bottom of the container is washed by continuous discharge and suction of cleaning fluid. | 2013-05-16 |
20130121884 | DEVICE AND METHODS OF DETECTION OF AIRBORNE AGENTS - Provided are methods, devices and systems that utilize free-surface fluidics and SERS for analyte detection with high sensitivity and specificity. The molecules can be airborne agents, including but not limited to explosives, narcotics, hazardous chemicals, or other chemical species. The free-surface fluidic architecture is created using an open microchannel, and exhibits a large surface to volume ratio. The free-surface fluidic interface can filter interferent molecules, while concentrating airborne analyte molecules. The microchannel flow enables controlled aggregation of SERS-active probe particles in the flow, thereby enhancing the detector's sensitivity. | 2013-05-16 |
20130121885 | EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE - In an internal combustion engine, inside of an engine exhaust passage, a hydrocarbon feed valve ( | 2013-05-16 |
20130121886 | EXHAUST PURIFYING DEVICE FOR INTERNAL COMBUSTION ENGINE - There are provided a small-section catalyst ( | 2013-05-16 |
20130121887 | CATALYTIC CONVERTER - A catalytic converter includes a housing defining an interior space, with a monolith supported therein. The monolith includes a catalyst disposed thereon. The catalytic converter includes a flow directing mechanism defined by one of the housing and/or the monolith to re-direct a flow of exhaust gas across the monolith to obtain a more even flow distribution of exhaust gas across the monolith. The monolith may include different regions, with each region including a different catalyst density disposed thereon. The catalyst density of each region may be optimized for the flow rate of exhaust gas across the monolith through each region. | 2013-05-16 |
20130121888 | SYSTEMS FOR PRODUCING SILANE - Methods and systems for producing silane that use electrolysis to regenerate reactive components therein are disclosed. The methods and systems may be substantially closed-loop with respect to halogen, an alkali or alkaline earth metal and/or hydrogen. | 2013-05-16 |
20130121889 | OPTICAL REACTOR AND METHOD FOR MANUFACTURING THE SAME - An optical reactor configured such that a large number of particles | 2013-05-16 |
20130121890 | PHOTOCATALYST-CONTAINING FILTER MATERIAL, AND PHOTOCATALYST FILTER INCLUDING THE FILTER MATERIAL - A filter material containing a photocatalyst that has both adsorption and decomposition functions is disclosed. A filter employing the filter material is also disclosed. | 2013-05-16 |
20130121891 | SELECTED SOLIDS SEPARATION - A process is disclosed which includes separating selected solids from a process stream with a selected solids mechanical processor containing a filter to produce a filtrate substantially free of selected solids and a retentate containing recovered selected solids. In one embodiment, the process stream contains an increased amount of liquid is provided to a downstream mechanical processor as compared to a process stream having no selected solids mechanical processor upstream. The selected solids mechanical processor can be a dynamic filtration device or a static separation device. Bio-oil recovery efficiency, quantity, and quality can be improved as a result. | 2013-05-16 |
20130121892 | POLYMERIC SUBSTRATE HAVING AN ETCHED-GLASS-LIKE SURFACE AND A MICROFLUIDIC CHIP MADE OF SAID POLYMERIC SUBSTRATE - The present invention relates to a polymeric substrate having a glass-like surface, in particular an etched-glass-like surface and to a chip made of at least one such polymeric substrate. The present invention also relates to a method of providing a polymeric substrate with an etched-glass-like surface. Moreover, the present invention relates to a kit for manufacturing a chip using such polymeric substrate. Moreover, the present invention relates to the use of a polymeric substrate having a glass-like surface, in particular an etched-glass-like surface for manufacturing a chip. | 2013-05-16 |
20130121893 | MICROFLUIDIC DEVICE WITH DEFORMABLE VALVE - A microfluidic device includes a first microchannel, a second microchannel, and a valve comprising at least an input port and an output port, the ports respectively connected to the first microchannel and the second microchannel, the valve designed to control a flow of a liquid along a flow direction (z) defined by the ports; wherein the valve further comprises one or more walls joining the ports and defining a hollow chamber that is wider than each of the microchannels in a direction perpendicular to the flow direction, the walls at least partly deformable along a deformation direction (−y) intersecting the flow direction, such that the walls can be given at least a first deformation state and a second deformation state, such that the liquid can be pulled along the flow direction substantially more in the second deformation state than in the first deformation state. | 2013-05-16 |
20130121894 | ANALYSIS TOOL AND MICROANALYSIS SYSTEM - An analysis tool suppressing background and improving detection sensitivity. In a first plate ( | 2013-05-16 |
20130121895 | CELL SEPARATION USING MICROCHANNEL HAVING PATTERNED POSTS - A micro flow device ( | 2013-05-16 |
20130121896 | SYSTEMS TO CONTROL FLUID FLOW IN DENSITY-BASED FLUID SEPARATION - Systems and methods that can be used to detect materials of interest in a suspension are disclosed. A suspension suspected of containing a material of interest and a float are added to a tube. When the tube, float and suspension are centrifuged together, the float expands the axial length of a layer that contains the material of interest between the outer surface of the main body of the float and the inner wall of the tube. The float includes features located on the main body of the float that enhance mixing of various agents to be added to the suspension. The features may also increase the flow of the suspension fluid and materials around the float during centrifugation. | 2013-05-16 |
20130121897 | BLOOD SAMPLING DEVICE - A blood sampling device useful for collecting a blood sample from a separate vascular access device is described herein. The blood sampling device includes a body shaped and sized for partial insertion into a separate vascular access device. The body includes a reservoir defined within the body, which has an internal volume sufficient to contain enough blood for use in a diagnostic blood test. The body also includes a gas permeable vent disposed on the body, in which the gas permeable vent is in gaseous communication with the reservoir. When connected to a separate vascular access device the blood sampling device collects a blood sample as blood flows into the reservoir from the separate vascular access device and as gases pass out the reservoir via the gas permeable vent. | 2013-05-16 |
20130121898 | REACTION CASSETTE AND ASSAY DEVICE - A reaction cassette for biochemical assay, a biochemical assay device including a first space configured to accommodate liquid, having a first opening and rounding edges, a direction of the first opening being directed upward. A second space includes a second opening, a direction of the second opening being perpendicular to the direction of the first opening, wherein the first space and the second space are disposed such that when the reaction cassette is rotated allowing the liquid to drain into the second space. A third space is located below the first space and having a third opening, a direction of the third opening being upward such that when the reaction cassette is reversibly rotated allowing the liquid to drain into the third space, wherein an array of bumps is disposed in the third space to create turbulence of the liquid. An inner partition wall, connected with the second opening and the third opening, acts as a liquid flow channel between the second space and the third space. | 2013-05-16 |
20130121899 | METHOD FOR ECONOMICAL EXTRACTION OF MAGNESIUM, BORON AND CALCIUM FROM LITHIUM BEARING SOLUTION - The present invention relates to a method of economical extraction of magnesium, boron and calcium, while minimizing the loss of lithium, from a lithium bearing solution. More specifically, the present invention provides a method for economical extraction of magnesium, boron, and calcium, while minimizing the loss of lithium, from a lithium bearing solution comprising the steps of: (a) adding an alkali in the lithium bearing solution to precipitate magnesium hydroxide; (b) absorbing boron ions on the surface of the magnesium hydroxide by adjusting the pH to about 8.5 to about 10.5; and (c) simultaneously extracting magnesium and boron by filtering the magnesium hydroxide absorbed with the boron ions from the lithium bearing solution. | 2013-05-16 |