Abstract: An apparatus and method are provided for modifying a flow characteristic, such as a valve characteristic, through use of a flow characterizing device having a segmented flow characterizing channel therein including three or more discrete segments, at least one of which is a through-hole, for modifying a flow of fluid through a flowpath, in which the flow characterizing device is mounted, when a controlling edge, mounted in the flowpath adjacent the flow characterizing device, is aligned with one or more of the three or more discrete segments of the flow characterizing channel. Either or both of the flow characterizing channel and the controlling edge are selectively movable relative to one another.

Abstract: The invention recirculates and/or recycles fluids normally lost down the drain during the time it takes for a desired temperature to be attained for usage of the hot fluids. A recirculating/recycling valve, through which hot fluids may flow, has an additional port fitted to the valve body, which by positioning the handle in a singularly unique position, fluids not at the desired temperature are sent back to the source from which they came, to a recycling toilet tank system or to a recycling standpipe at atmospheric pressure.

Abstract: A dual outlet valve is provided that is capable of obtaining a closed state for both outlet ports, a low flow for either operating port either individually or combined, or a high flow operation mode for either outlet port individually or combined such that at least seven different operating conditions can be obtained.

Abstract: The present invention is a ball valve which may be attached to a fluid pipe for connection/disconnection between an entrance and an exit. More particularly, the present invention is a ball valve having a discharge orifice communicating with ambient air in addition to the entrance and the exit for connection/disconnection between the entrance and the discharge orifice and/or between the exit and the discharge orifice. The ball valve of the present invention may be attached to piping systems such as, for example, the secondary side of a steam trap, which blocks steam but automatically discharges condensed water, and is used for checking a discharging state of the primary side steam trap and/or releasing remaining pressure on the secondary side.

Abstract: A diverter valve including a cylindrical housing having a water inlet, and water outlets. The valve contains a removable cartridge for alignment of the water inlet to one of the water outlets. The cartridge includes a stationary sleeve having water outlet ports permanently aligned with and sealed in relation to the water outlets, and a rotary stem sleeve within said stationary sleeve having an inlet, at least one outlet, and a handle spindle extending from said valve. The stationary sleeve including a ceramic disk proximate the bottom and including a water inlet port for registration with the water inlet. The stem sleeve carrying a ceramic disk moveable in and out of registration with the water inlet port. The rotary stem sleeve may be rotated to close and open said water inlet port, to selectively align the outlet of the stem sleeve with the outlets of said stationary sleeve.

Abstract: In an internal combustion engine having an exhaust system with a turbocharger including an exhaust gas turbine disposed in the engine exhaust duct, a bypass line connected to the exhaust duct upstream of the turbine including a valve for diverting exhaust gas flow and bypassing the turbine, the valve includes a valve body having first and second exhaust gas flow control openings of different flow cross-sections and being adjustable between a first position in which the first flow control openings is in communication with the exhaust gas duct, a second position in which the second flow control opening is in communication with the exhaust gas duct and a blocking position in which exhaust gas bypass flow through the valve is blocked.

Abstract: A multi-port valve device to divert flow of a fluid from a piggable transfer pipe line into a branch pipeline, and simultaneously prevent a line clearing device (known as a pig or cleaning sphere) from flowing with that fluid into the branch pipeline. This device can operate in a least two positions; one that will allow unobstructed flow of a fluid and/or pigs through the device, and at least one other position that will divert flow of a fluid through the device to a branch port and simultaneously present an in-line barrier to stop a pig. In a preferred embodiment, the device resembles a customized “T-port” ball valve where the “branch” flow path is modified to include an integral pig stop.

Abstract: A device for processing liquid with a main body having a valve housing chamber with a main inlet port and a main outlet port along a non-horizontal axis; a liquid inlet processing port and a liquid outlet processing port. The valve housing chamber has a rotatable valve mounted within and moves from a position allowing the liquid to flow from the main inlet port to the main outlet port to a position that directs the flow from the main inlet port to the inlet processing port and directs a flow from the outlet processing port to the main outlet port. The device also has a processing chamber along a vertical axis, receiving the flow from the inlet processing port, processing the liquid, and directing the flow into the outlet processing port.

Abstract: An electric conductivity water probe consisting of a test chamber having a wall, a fluids input/output port, and a water input port, the wall having a first and at least a second wall section, the first and at least second wall sections being electrically isolated from each other by an electrical insulator; and a valve connected operatively to the fluids input/output port, the valve being adapted for alternately and permitting and resisting flows of fluids through the fluids port.

Abstract: A fluid control valve comprises a valve body, and a valve stem structure located in the valve body. The valve body is provided with an inlet, a side vent, and a bottom vent. The inlet is in communication with the side vent via a through hole of an admission block, one distribution hole of a distribution block, and one discharge hole of a housing of the valve stem structure. The admission block is provided with an indentation enabling the inlet to be in communication with the bottom vent of the valve body via the through hole of the admission block, other distribution hole of the distribution block, other discharge hole of the housing, and a gap formed between a bottom section of the housing and a bottom of the valve body.

Abstract: The Invention relates to an exhaust valve for a semiconductor manufacturing process, which can improve sealability of the exhaust valve, prevent leakage of exhaust gas, and increase the cleaning period, more concretely, The exhaust valve includes a valve body having a chamber formed at the center thereof; a rotary cylinder rotatably coupled to the chamber of the valve body; a protective cover coupled to the outer circumferential surface of the rotary cylinder; an exhaust guide member coupled to the lower portion of the valve body; an adapter seated on the upper portion of the valve body and surrounding the shaft portion of the rotary cylinder; an actuator coupled to the upper portion of the adapter for rotating the rotary cylinder; and sensing means mounted at the upper portion of the valve body, wherein a first sealing member is mounted between the rotary cylinder and the protective cover.

Abstract: A cold-hot water faucet includes a main tube and a shaft tube fitted rotatably into the main tube. The main tube is provided with a valve chamber and two fastening ports for fastening respectively with a cold water pipe and a hot water pipe. A ball valve is rotatably disposed in the valve chamber. The shaft tube is provided with a plurality of through holes corresponding in location to the ball valve and is further provided with two selection holes corresponding respectively to the fastening ports of the main tube. The on-off mechanism of the faucet is brought about by the ball valve and a rotary knob by which the ball valve is turned. The cold-hot water adjustment mechanism of the faucet is effected by the shaft tube and a selector by which the shaft tube is turned in relation to the main tube.

Abstract: A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational orientation thereof determines which combination of flow paths through four different outlet ports is selected.

Abstract: Improved valve and methods for analytical techniques and systems. The valve includes a main housing, together with a rotor and stator. The stator has openings therethrough which allow for fluid communication between tubing when connected to the valve, and one surface of the rotor. Ferrules can be used with a clamping assembly to tightly connect the tubing to the valve in a way which separates the clamp assemblies (for ease of connection and disassembly), yet still provides close proximity between the fluid connections. In one embodiment, a series of two or more discrete elements, which can be selectively moved relative to one another, are located within the valve in a “stacked” configuration. Each of the discrete elements includes at least one feature useful for performing chemical analysis, such as sample loops, columns, detectors, mixers and the like, all of which are useful in chromatography.

Abstract: The present invention describes a rotary valve for simultaneously diverting a plurality of liquid streams among a plurality of liquid receivers in a sequential and cyclic manner.

Abstract: A rotary stop cock is formed so that in a first selected position it can separate a plurality of compartments, in a second selected position can allow for the flow of material from one or more upstream compartments into a downstream compartment, while also allowing air to vent from the downstream compartment through the stop cock and out to the atmosphere, and in another selected position can allow for the flow of material from what was the downstream compartment to what was the one or more upstream components without venting any of the compartments.

Abstract: A refrigerant handling system includes coupling apparatus for coupling a refrigerant processing apparatus to an automotive air-conditioning system. The coupling apparatus includes a ball valve including a common port and at least two selectable ports, and a valve member manually movable among a closed condition, wherein the common port is connected to neither selectable port, and three open conditions wherein the common port is connected, respectively, to each of the selectable ports and both of the selectable ports. The common port of the valve is connected to the refrigerant processing apparatus, while the selectable ports are connected, respectively, to conduits for providing connections to the high-pressure and low-pressure sides of the air-conditioning system.

Abstract: A ball valve assembly of the quarter-turn type for use in isolating an electronic level transmitter comprising a valve body having an inner chamber, an inlet or tank-side port, an outlet or transmitter side port, a valve body axis defined by the inlet and outlet ports, and a substantially spherical ball valve member having an inner surface forming a through passage mounted in the chamber for selective rotation between an open position and a closed position. The present invention allows for flushing the diaphragm face of a level transmitter with the ball valve member in an open position via a purge port positioned on the valve body and a purge passage connecting the through passage and a seating face portion of the outer surface of the ball valve member. The present invention is provided with a full port opening through the ball valve assembly for enhancing the accuracy of level transmitter readings and valve backflush capabilities.

Abstract: The present invention is a ball valve which may be attached to a fluid pipe for connection/disconnection between an entrance and an exit. More particularly, the present invention is a ball valve having a discharge orifice communicating with ambient air in addition to the entrance and the exit for connection/disconnection between the entrance and the discharge orifice and/or between the exit and the discharge orifice. The ball valve of the present invention may be attached to piping systems such as, for example, the secondary side of a steam trap, which blocks steam but automatically discharges condensed water, and is used for checking a discharging state of the primary side steam trap and/or releasing remaining pressure on the secondary side.

Abstract: The Invention relates to an exhaust valve for a semiconductor manufacturing process, which can improve sealability of the exhaust valve, prevent leakage of exhaust gas, and increase the cleaning period, more concretely, The exhaust valve includes a valve body having a chamber formed at the center thereof; a rotary cylinder rotatably coupled to the chamber of the valve body; a protective cover coupled to the outer circumferential surface of the rotary cylinder; an exhaust guide member coupled to the lower portion of the valve body; an adapter seated on the upper portion of the valve body and surrounding the shaft portion of the rotary cylinder; an actuator coupled to the upper portion of the adapter for rotating the rotary cylinder; and sensing means mounted at the upper portion of the valve body, wherein a first sealing member is mounted between the rotary cylinder and the protective cover.

Abstract: A control valve (10) for a fluid circulation circuit comprises a body (12) which is equipped with a fluid inlet (18) and at least two fluid outlets (20, 22 and 24) and which delimits a cylindrical housing for an adjusting member (26) able to rotate about an axis of rotation (XX) and to adopt various angular positions in order to control the distribution of fluid through the outlets. The body (12) comprises an end wall (14) into which the fluid inlet (18) opens and a cylindrical side wall (16) into which the fluid outlets open at axial heights and at angular positions that are chosen with respect to the axis of rotation (XX). The rotary member (26) comprises a truncated end (38) facing toward the end wall (14), this making it possible to have control over the fluid outlets using a law defined as a function of the angular position of the rotary member in the valve body.

Abstract: A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational orientation thereof determines which combination of flow paths through four different outlet ports is selected.

Abstract: A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational orientation thereof determines which combination of flow paths through four different outlet ports is selected.

Abstract: A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational orientation thereof determines which combination of flow paths through four different outlet ports is selected.

Abstract: A rotary stop cock is formed so that in a first selected position it can separate a plurality of compartments, in a second selected position can allow for the flow of material from one or more upstream compartments into a downstream compartment, while also allowing air to vent from the downstream compartment through the stop cock and out to the atmosphere, and in another selected position can allow for the flow of material from what was the downstream compartment to what was the one or more upstream components without venting any of the compartments.

Abstract: A diverter valve is disclosed that includes a cylindrical body having a bottom and lid and a plurality of body openings. A closure member is included within the cylindrical body that is movable to block one of the housing holes. A handle is connected to the closure member, with the handle being external to the cylindrical body. The turning of the handle causes the closure member to move within the body. The handle has a first set of vertical teeth and a spline on the lid has a second set of vertical teeth. The first and second sets of vertical teeth engage to lock the handle in place and disengage to allow the handle to turn. A plurality of label tags can also be included, at least one of which is mounted to the diverter adjacent to one of the body openings to indicate the source or destination of fluid flowing through said openings.

Abstract: An air conditioner water pan drain line and clean-out system has a clean-out body with an upper end. A lower end of the body has an end piece forming an internal recess with the body having an opening at the upper end with a female thread and two protruding round, tubular, horizontal hollow cylindrical passageways. A top cap in a disk-like configuration has a male thread sized to be received by and firmly held by the female thread of the body. A horizontally disposed connecting pipe has a first end coupled over with and securely held onto one of the protruding round, tubular hollow cylindrical passageways and a second end with male threads.

Abstract: A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational orientation thereof determines which combination of flow paths through four different outlet ports is selected.

Abstract: A structure is designed to switch the flow of fluid in a fluid conveying system. The structure includes two fluid-discharging pipes connected one to end, a valve slot formed at the juncture of the two fluid-discharging pipes, a fluid-admitting pipe fastened to the valve slot, and a ball valve rotatably disposed in the valve slot such that the ball valve can be turned by a valve knob to control the flow of fluid into the two fluid-discharging pipes from the fluid-admitting pipe.

Abstract: A dispenser selectively mixes one or more chemical fluids into a motive fluid such as water by using diverting motive fluid to one or more channels formed in an eductor body, at least one of the channels being an eductor. When the motive fluid passes through the eductor, a selected chemical fluid is eductively drawn into the venturi of the eductor, producing a mixed fluid having a desired total flow rate and dilution ratio. Additional dilution ratios, flow rates, and chemical fluids are selectable by diverting motive fluid to another channel or combinations of channels. Carry-over of chemical fluid between dispensing is avoided by diverting the motive fluid rather than by diverting the concentrated chemical fluid.

Abstract: A kit of parts for configuring and assembling a shut-off valve in the field has a valve body, a plurality of connection fittings, and a plurality of gaskets. The connection fittings each have a first end with a common configuration adapted to fit into any of three ports provided in the valve body. The connection fittings have second ends with different configurations adapted to connect with any of a variety of conduit configurations which may be encountered in the field.

Abstract: A kit of parts for configuring and assembling a shut-off valve in the field are provided. The kit of parts comprises a valve body, a plurality of connection fittings, and a plurality of gaskets. The connection fittings each have a first end with a common configuration adapted to fit into any of three ports provided in the valve body. The connection fittings have second ends with different configurations adapted to connect with any of a variety of conduit configurations which may be encountered in the field.

Abstract: The present invention describes a rotary valve for simultaneously diverting a plurality of liquid streams among a plurality of liquid receivers in a sequential and cyclic manner. Said rotary valve comprises a tubular stator, a rotor positioned in the tubular stator, and a plurality of circular flow channels around the rotor spaced apart longitudinally in-between the interstice of the stator and the rotor. Each said circular flow channel is rotatablly connected to one of a plurality of external ports A on the stator and is in fluid communication with one of a plurality of openings D that are equally spaced apart around the rotor exterior on a common plan perpendicular to the axis of the rotor. A plurality of external ports B are equally spaced apart around the lateral interior of the stator on the same plan of said openings D and are aligned to corresponding openings D.

Abstract: A rotary valve includes a valve seat containing a circular valve block comprising two abutted semicircular blocks and a space inside the valve seat; an axial plunger each at the centers of the upper and the lower sides of the semicircular blocks; an air inlet and outlet passage each formed within each semicircular block extending from periphery to the axial plunger; a trough in the periphery of each semicircular block; and a hole connecting the periphery of the valve seat and its interior; power from a linkage mechanism being introduced to drive the circular valve block to rotate so that a specific timing being given to air circulation through the passages and the hole during the travel, of rotation executed by the two semicircular blocks to change connection configuration of the passages to control air inlet and exhaustion.

Abstract: It is an object of the present invention to provide a changeover valve which is capable of preventing granular material from being crushed when the granular material is transported by gas through a pipe system, and more particularly a changeover valve which is capable of preventing grain from being crushed, broken, and chipped when the grain such as rice is transported by gas through the pipe system. It is another object of the present invention to provide a gas transportation pipe system for grain to which the changeover valve is applied.

Abstract: A valve consisting of a motor that rotates a cylinder to perform various functions in controlling liquid flow. The operation being controlled by a cam operated switch to start and stop cylinder in the various cycles.

Abstract: It is an object of the present invention to provide a changeover valve which is capable of preventing granular material from being crushed when the granular material is transported by gas through a pipe system, and more particularly a changeover valve which is capable of preventing grain from being crushed, broken, and chipped when the grain such as rice is transported by gas through the pipe system. It is another object of the present invention to provide a gas transportation pipe system for grain to which the changeover valve is applied.

Abstract: A fitting, particularly a tap cock, for receptacles such as tank trucks or containers, which includes a housing (2), having an inlet opening (12) and an outlet opening (14), and a rotatable body (4) with a through passageway (48), having an inflow opening (50) and an outflow opening (52). The rotatable body (4) is rotatably disposed in the housing such that when rotated into an open position it facilitates fluid communication between the inlet opening (12) and the outlet opening (14) and when rotated into a closed position, it shuts off such communication. The fitting of the invention enables a large throughput during loading and unloading of the receptacle with little structural change by providing the rotatable body (4) with a second inflow opening (54) having a cross-section at least approximately the same size as the first inflow opening (50), and by providing the housing (2) with a bearing ring (46) or a seat ring (82) in the vicinity of the second inflow opening (54).

Abstract: The invention is related to an improved faucet water diversion device which is mainly comprised of a body, wherein the said body includes a ring nut, a filtering spout, a water filtering unit, a water output coupling, a water input coupling and a revolvable liquid rechannelling shaft. The revolvable liquid rechannelling shaft is pivotally connected with the body, wherein the said shaft has formed a slotted plug on the end thereof so as to lock with a knob. A first bore and a second bore are provided on the said shaft; a first stepped through-hole and a second stepped through-hole are installed crosswise with the first and second bores respectively, wherein each of the through-holes and each of the bores is perpendicular to the axis of the revolvable liquid rechannelling shaft; emplaced inside each of the first and second stepped through-holes are a spring and a steel ball.

Abstract: A rising stem plug valve has a valve body housing that receives a plug. A handle assembly is attached to the plug for rotational movement of the plug between operative positions. A control assembly is attached to the plug for unseating and seating of the plug within the valve body. The plug includes at least one plug portion having openings corresponding to an interior configuration. Ring cords substantially surround the openings in the plug to create a seal therearound. The plug may include upper and lower plug portions with an untapered portion located between them. An O-ring is located on the untapered portion of the plug to maintain separation between the upper and lower plug portions.

Abstract: The present invention relates to an all-purpose, pneumatic powered signaling device including a first component capable of transmitting signals above water and a second component capable of transmitting a signal beneath the water. The first component includes a pneumatic air horn and the second component a diaphragm and piston. A button actuator is selectively depressed to create a flow passageway from a source of compressed air to the first and second components. A selector switch is selectively adjustable to allow a stream of compressed air flowing through the passageway to enter either the first or the second component and transmit a signal above or below the water.

Abstract: A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational orientation thereof determines which combination of flow paths through four different outlet ports is selected.

Abstract: A coolant flow valve for controlling the distribution and flow of coolant to replace the radiator thermostat and heater valve currently used in automotive applications. The valve includes a valve rotor rotationally received in a valve housing wherein the rotational orientation thereof determines which combination of flow paths through four different outlet ports is selected.

Abstract: When a piston unit and a valve unit employed in a recording head of an ink-jet recording apparatus were manufactured by a conventional method, comprising parts for these unit were separately formed and assembled, which required considerable man-hours for the assembly and measures to prevent contamination by foreign particles during the assembly. The present invention is carried out to solve these problems and provides units at less expensive cost. In order to attain above-mentioned objectives the units are formed out of mutually insoluble materials with other parts by an insert molding or a multi-color molding. By employing forming materials with different molding shrinkage rate, desired gas-tightness of the units are attained by keeping moving performances of the units almost intact. In addition a rubber or an elastomer is employed as a material for a part which requires a gas-tightness and flexibility.

Abstract: A multi-port valve has a housing, a flow plug and a stop. The housing defines a valve cavity and has at least three ports. The flow plug is positionable within the valve cavity between a first position, wherein the flow plug is adapted to prevent flow through a selected first port and a second position wherein the flow plug is adapted to prevent flow through a selected second port. The stop is attachable to the housing so that the stop extends into the cavity and is adapted to engage the flow plug to prevent the flow plug from blocking flow through a selected third port.

Abstract: A fluid transport pipe joint for use in connecting a branch pipe to an existing fluid transport pipe is disclosed. The joint includes a joint body having first and second open ends connectable respectively with first and second ends of the fluid transport pipe formed by cutting away a predetermined length portion from the pipe, and a third open end connectable with the branch pipe, a pair of seal rings fitted over the first and second ends of the fluid transport pipe, the seal rings being slidable over an outer peripheral face of the fluid transport pipe so as to respectively seal a border portion between the first open end of the joint body and the first end of the fluid transport pipe and a border portion between the second open end of the joint body and the second end of the fluid transport pipe, a valve disposed inside the joint body to be pivotable therein to control flow of fluid running inside the joint body, and a seat provided within the joint body.

Abstract: In a fluidic device, a space (35) is formed in a passage block (26) to which a plurality of fluidic modules are connected and which is provided, in its inside, with fluid passages (43, 47, 51) for connecting the plurality of fluidic modules to one another. An internal body (36) is received in the space (35). Channels (37, 38, 39) are formed in an outer surface of the internal body so that the channels (37, 38, 39) constitute part of the fluid passages.

Abstract: A stopcock including a stopcock body including a central axial opening, and first and second stopcock luer connectors extending radially and in fluid communication with the central axial opening. The stopcock includes a stopcock core axially disposed within the central axial opening. The stopcock core includes an engagement end axially connectable with a syringe, an axial port formed at the engagement end for fluidly communicating with the syringe, a first radial port, and a first passage extending between the axial port and the first radial port. The stopcock core has a first position with the first radial port in fluid communication with the first stopcock luer connector. The stopcock core has a second position with the first radial port in fluid communication with the second stopcock luer connector. The core is rotatable from the first position to the second position upon the syringe being axially rotated.

Abstract: A ball valve includes a body, two side covers, a central shaft, a handle, a ball, and two ball pads. The ball defines a main flow hole and a secondary flow hole perpendicular to and is not communicated with the main flow hole. One ball pad defines a main passage hole and a secondary passage hole corresponding to the main flow hole and the secondary flow hole. One side cover defines a main through hole and a secondary through hole corresponding to the main passage hole and secondary passage hole. When the secondary flow hole, the secondary passage hole, and the secondary through hole communicate with each other, a fluid contained in a pipe is introduced to outside of the ball valve, so that the fluid contained the pipe can be sampled without having to dismantle the pipe, thereby facilitating a sampling work in each section of the pipe.

Abstract: A stopcock comprising having a body and a core. The body has a central chamber and a plurality of connectable ports formed therein that are in fluid communication with the central member. The core is rotatable sealed inside the central chamber. The core has a first cavity, an axially connectable port fluidly connected to the first cavity, and a second cavity formed to be fluidly connectable to two of the plurality of connectable ports in the body, when the core is in a first position. The first cavity is formed to fluidly connect the axially connectable port to one of the two connectable ports when the core is in a second position.