Abstract: A check valve in the three-way stopcock unit includes: a first housing having a valve seat in which an opening is provided; a second housing inserted into the first housing; and a valve element held between the valve seat of the first housing and an opening end portion of the second housing. The valve element has a substantially U-shaped cut line formed outside of an outer rim portion of the opening provided in the valve seat of the first housing, and inside of an inner rim portion of the second housing. A portion inside of the cut line is used as a switching valve, and the valve seat of the first housing and the opening end portion of the second housing are closed in a liquid-tight state at a portion outside of the cut line.

Abstract: A valve includes a body having an interior and defining at least one inlet passageway and discharge passageway. The valve also includes a flow diverter disposed within the body between the inlet and discharge passageways to receive a fluid from the inlet passageway in an inlet direction. The diverter is adapted to discharge the fluid to at least one discharge passageway in a direction that differs from the inlet direction. The diverter is rotatable to vary the discharge direction. According to one embodiment, the discharge direction is substantially perpendicular to the inlet direction. In another embodiment, a series of fluid passages are formed between the diverter and the interior of the valve body to permit a small firm or thickness of fluid to extend between portions of the diverter and the valve body, thereby forming a fluid bearing.

Abstract: The present invention relates to a sleeve valve (1), which sleeve valve (1) can be used offshore or onshore to control the fluid flow between a hydrocarbon reservoir and a tubing in a well in the hydrocarbon reservoir. The sleeve valve (1) comprises an outer and an inner sleeve (2, 3) which are coaxially and rotatably arranged relative to one another, wherein in each of the sleeves (2, 3) there is provided at least one through opening (4, 18). The sleeves (2, 3) are rotated relative to one another with the aid of a suitable device, so that they can selectively be brought into an open, closed or other positions therebetween so as thereby to be able to control the fluid flow through the sleeve valve (1).

Abstract: A valve assembly including a body having a first end, a second end, a passageway extending between the first and the second ends, and four ports defined by the body and connected to the passageway. The assembly also has a first valve member received in the passageway at an intersection of the passageway and the first port, the valve member including a tee shaped passage such that in a first position the valve member opens the passageway and the first port, in a second position closes the passageway and connects the first end to the first port, in a third position closes the passageway and connects the first port to the second end, and in a fourth position opens the passageway and closes the first port. The assembly also includes a second valve member for opening and closing the third port.

Abstract: A dual outlet fluid valve capable of obtaining a closed state operation mode for both outlet ports, a low flow operation mode 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 five distinct operating conditions can be obtained. The fluid valve is not charged with fuel when in a closed position.

Abstract: Method and apparatus for performing a series of downhole operations. The method can include conveying a work string with an integrated valve into a wellbore. As the work string with the integrated valve is conveyed into the wellbore, the valve can be in a first operation mode. When the valve is located within the wellbore, the valve can be adjusted to a different operation mode by selectively rotating at least a portion of the valve without longitudinal movement of the valve relative to the wellbore.

Abstract: A rotary valve (1) includes a valve body (2) formed with a chamber communication passage (24) for flowing a main fluid and a vent communication passage (25) for discharging the main fluid and a cylindrical valve member (3) rotatably held in the valve body (2) and formed with a main passage (31) for flowing the main fluid. The cylindrical valve member (3) is rotated to switch the connection of the main passage (31) between the chamber communication passage (24) and the vent communication passage (25). The rotary switching valve (1) further includes a purge gas passage for passing purge gas in a clearance (11) between the valve body (2) and the cylindrical valve member (3), the purge gas being supplied to the clearance (11) to prevent the main fluid from leaking out of the main passage (31).

Abstract: A multiway cock has a cock body, a cock member, and a cover. The cock body has a circular tube part that has a first portion and a second portion arranged parallel to each other along the axis of the circular tube part. A first port and a second port are formed in the outer periphery of the first portion, and a third port, a fourth port, a fifth port, and a sixth port are formed in the outer periphery of the second portion. The cock member has a barrel part in which a first flow passage and a second flow passage are formed, a lever installation part, and a lever. Opening or closing of the first to sixth ports formed in the first portion and the second portion can be selected by rotating the cock member.

Abstract: A valve has a housing formed with a central chamber centered on and extending along a main axis, an inlet passage and an outlet passage having mouths in the chamber spaced angularly from and confronting each other, and a secondary passage offset from the inlet and outlet passages and centered on an axis offset from a center of one of the mouths by more than 90°. A valve pin fitted in the chamber is formed with a secantally throughgoing flow passage centered on a flow-passage axis generally parallel to but offset from a diameter of the pin. A filter is provided in the flow passage, the secondary passage being sufficiently large that, when the pin is pivoted to align the flow passage with the secondary passage, the filter can be removed from the flow passage through the secondary passage.

Abstract: A control valve for a fluid flow circuit comprises a body that has a fluid inlet and at least two fluid outlets (20, 22, 24) and that defines an axisymmetric housing for a modulating member capable of rotating about an axis of rotation (XX) and adopting different angular positions to control the distribution of the fluid through the outlets. The body comprises a side wall (16) into which the fluid outlets open. The side wall (16) and/or the modulating member comprises sunken areas (EV) and non-sunken areas (CR), the sunken areas (EV) serving to reduce the surface area of the modulating member (26) in contact with the side wall (16).

Abstract: In one aspect, the present disclosure is directed to a rotary valve including a valve body having a curved portion and two side portions, wherein a line extending through the respective centers of the side portions defines an axis of rotation of the rotary valve. The valve body may include a first fluid connection arranged in the body to fluidly connect at least one of the side portions and the curved portion, via a first opening in at least one of the side portions and a second opening in the curved portion. The valve body may also include a second fluid connection arranged in the body to fluidly connect at least one of the side portions and the curved portion, via a third opening in at least one of the side portions and a fourth opening in the curved portion, respectively.

Abstract: A turbocharger system comprises a first relatively small high-pressure (HP) turbocharger (1) and a second relatively large low pressure (LP) turbocharger (2). The turbine (6) of the LP turbocharger (2) is connected in series downstream of the turbine (4) of the HP turbocharger (1) in a first exhaust gas passage (11). An exhaust bypass flow passage (12) provides a bypass flow path around the HP turbine (4). A rotary valve (8) is located at a junction of the bypass flow passage (12) and a first exhaust gas flow passage (11). The rotary valve (8) comprises a valve rotor (19) which is rotatable to selectively permit or block flow to the LP turbine (6) from either the first exhaust gas passage (11) or the bypass gas passage (12).

Abstract: A dual fuel heating apparatus can include a safety control system having a shutoff valve, a thermocouple solenoid assembly, a first nozzle, and a second nozzle. The first nozzle can be positioned to direct heat from combustion of a first gas, liquid, or combination thereof towards the thermocouple solenoid assembly when the first gas, liquid, or combination thereof is being combusted. The second nozzle can be positioned to direct heat from combustion of a second gas, liquid, or combination thereof towards the thermocouple solenoid assembly when the second gas, liquid, or combination thereof is being combusted. The thermocouple solenoid assembly can be configured to maintain the shutoff valve in an open position based on heat from combustion directed to the thermocouple solenoid assembly or in a closed position based on an absence of heat from combustion directed to the thermocouple solenoid assembly.

Abstract: The invention relates to a valve (24) comprising: a body (40) defining a cavity and provided with a first opening (60) that makes it possible to feed water into the cavity, a second opening that makes it possible to discharge water from the cavity, and a third opening that makes it possible to connect the cavity (41) with a chamber; a stopper (49) that is rotatable inside the cavity, the stopper comprising a depression (77) on the outer surface (90) thereof that contributes to the definition of a passage enabling the flow of water between the first and third openings in first angular positions of the stopper and moreover enabling the flow of water between the second and third openings in second angular positions of the stopper, a sealing device that makes it possible to ensure a sealed stopping of the first opening (60) by means of the stopper in said second angular positions of the stopper; and a second sealing device that makes it possible to ensure a sealed stopping of the second opening by means of a stop

Abstract: A dual outlet fluid valve capable of obtaining a closed state operation mode for both outlet ports, a low flow operation mode 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 five distinct operating conditions can be obtained. The fluid valve is not charged with fuel when in a closed position.

Abstract: A selector valve assembly controlling the flow of different flow paths of fluid. The assembly includes a body member having a compartment with an end wall, an outlet passage in the end wall, two ports connected to the body member and communicating with the outlet passage in the end wall, and two passages communicating with the compartment. A rotatable member is sealable positioned in the compartment and has a side wall and an end wall. A first passageway extends a distance into the rotatable member from the end wall thereof and a second passageway extends through the side wall thereof and communicates with the first passageway. Rotation of the rotatable member selectively orients the second passageway with each of the two passages to cause liquid in the two passages to pass to the first and second passageways and subsequently to the outlet passage and at least one of the ports.

Abstract: One embodiment of the invention includes a combustion engine breathing system including a compressor valve for use with a biturbo system and cylinder deactivation.

Abstract: An aspirator configured to be received within a shower fitting for generating a negative pressure in response to water flow.

Abstract: An individual hydration unit includes a bag having a first chamber and a second chamber, the first chamber is connected with a first hose and the second chamber is connected with a second hose. A regulator is connected to the first and second hoses and connected to a third hose. The regulator includes a cylindrical body which has a first passage, a second passage and a third passage. An operation rod is rotatably inserted in the body and includes two first paths, two second paths, a third path and two fourth paths. The first, second, third and fourth paths are in communication with each other. By rotating the operation rod, the first, second and third passages are controlled to be opened and/or closed so as to mix the liquids in the two chambers as desired. A connection assembly is attached to the body for convenience of carried.

Abstract: A selector valve assembly for use in conjunction with an eductor dispensing system which reduces the incidence of product carry-over when the valve is moved from one position to another. The selector valve assembly also reduces the incidence of improper dispensing. In a preferred manner, the selector valve assembly has a single valve member and accommodates four product inlet lines for selectively passing chemical concentrate to two eductors. The selector valve assembly is composed of a minimum of ports, thereby reducing maintenance and cost.

Abstract: An exhaust system for a use with a combustion engine is provided. The exhaust system may have a first exhaust manifold, a second exhaust manifold, and an exhaust gas recirculation circuit. The exhaust system may also have a fixed geometry turbocharger with a first volute configured to receive exhaust from the first exhaust manifold, and a second volute configured to receive exhaust from the second exhaust manifold. The exhaust system may also have a recirculation control valve in fluid communication with the first exhaust manifold, the second exhaust manifold and the exhaust gas recirculation circuit. The recirculation control valve may have a valve element movable to selectively adjust a flow of exhaust in the exhaust gas recirculation circuit, the first volute, and the second volute.

Abstract: This invention relates to a control valve which comprises a first and a second flow channel (2, 3), a valve chamber (4) and a closing member (5), from which a shaft (6) extends. A flow connection is established in the control valve through the inner part of the chamber (4). The flow connection into the chamber (4) and the one out of the chamber (4) are constricted at all openings (A1, A2, A3) when the closing member (5) is turned about the rotation axis (10) in the chamber (4).

Abstract: The exhaust gas recirculation valve comprises a tubular valve housing includes a gas inlet, a first gas outlet and a second gas outlet located proximate thereto. Located inside the tubular valve housing is a rotatably supported valve body that is designed as a hollow body having a semi-cylindrical lateral surface having a lateral penetration opening. The gas inlet as seen from the top includes a blocking wall on the side thereof facing the first gas outlet and the second gas outlet, the blocking wall being located inside the valve housing perpendicular thereto and having a height equal to at least the length of the valve body and sitting flush against the gas passage in the closed position of the exhaust gas recirculation valve.

Abstract: A rotary valve apparatus includes a casing having a fluid passageway, a rotor rotatably mounted in the casing and configured to control, by rotation thereof, a flow state of fluid flowing in the fluid passageway, a drive mechanism for rotating the rotor, and a lock mechanism configured to allow transmission of a rotational force from the drive mechanism to the rotor and to inhibit rotation of the rotor under non-rotation driving state of the driving mechanism.

Abstract: Embodiments of the invention provide a diverter valve and a method of providing debris resistance in a diverter valve. The diverter valve can include a valve housing defining a valve chamber and at least an inlet port and an outlet port. The diverter valve can include a flow diverter extending into the valve chamber and pivotally coupled relative to the valve housing about a pivot axis defined through the valve chamber. The flow diverter can include a main portion extending into the valve chamber and a plunger portion disposed outside of the valve chamber. The main portion can have a diverting wall radially spaced apart from the pivot axis. The flow diverter can include a rib extending radially inwardly from the diverting wall toward the pivot axis. The diverter valve can also include at least one wing member positioned within the inlet port and secured relative to the valve housing.

Abstract: A supercharged engine has a charge air intake and an engine exhaust outlet, a positive displacement supercharger connected to the air intake, a charge air and bypass control valve comprising a rotary body throttle valve including a rotary valve body, a primary air passage and a separate bypass air passage each extending through the rotary body. The primary air passage is fully open in a first rotary position of the rotary body wherein the bypass air passage is closed, and the bypass air passage is fully open in a second rotary position wherein the primary air passage is closed. Airflow through the passages varies in an inverse manner as the rotary body is rotated between the first and second positions, whereby airflow through the control valve is controlled with a single actuator movable through the full range of positions and airflow through the primary and bypass passages is inversely varied.

Abstract: A vehicular cooling system coolant-return manifold is provided that includes a plurality of ports reconfigurable by the user to open, such that coolant will flow into the manifold, or close, such that coolant will not flow into the manifold. The ports are opened and closed by rotating a valve spool in relation to the manifold body. The ports of the manifold are brought into alignment with holes in the valve spool to open a port such that coolant flows into the manifold. A plurality of positions of the valve spool in relation to the manifold body allow a user to select a position wherein the desired combination of ports are on and off.

Abstract: A diverter valve assembly is used in a material handling system and may include a diverter valve, an actuator, a chute, and a material handling line. The diverter valve has a body that defines an inlet bore and a pair of outlet bores. A rotor is located within the body and rotates, depending on factors, between the pair of outlet bores. The actuator is connected to the rotor in a way that it can rotate the rotor. The chute communicates with the inlet bore. And a material handling line communicates with each of the pair of outlet bores.

Abstract: A turbocharger system comprises a first relatively small high-pressure (HP) turbocharger (1) and a second relatively large low pressure (LP) turbocharger (2). The turbine (6) of the LP turbocharger (2) is connected in series downstream of the turbine (4) of the HP turbocharger (1) in a first exhaust gas passage (11). An exhaust bypass flow passage (12) provides a bypass flow path around the HP turbine (4). A rotary valve (8) is located at a junction of the bypass flow passage (12) and a first exhaust gas flow passage (11). The rotary valve (8) comprises a valve rotor (19) which is rotatable to selectively permit or block flow to the LP turbine (6) from either the first exhaust gas passage (11) or the bypass gas passage (12). The rotary valve (8) is operated to at least partially restrict flow to the LP turbine to generate a braking back pressure.

Abstract: A computer-implemented system for designing a pressure-dosed drain field comprising: a screen that allows a user to specify length and diameter for pipes that comprise the forcemain and discharge assembly, specify the pumping liquid level and discharge elevation, select the number of laterals and enter a specified residual pressure, enter or select a coefficient to be used in calculating friction losses, and enter the diameter and length of each manifold segment; a minor loss screen that calculates minor losses based on fitting selections made by the user; a pump file; a tabulated results screen; a gauge screen; and system and pump curves. A computer-implemented method of using the above system to design a pressure-dosed drain field. The purpose of the system and method is to enable an engineer to design a pressure-dosed drain field that will meet regulatory requirements for the system flow differential.

Abstract: An apparatus, system, and method are disclosed for a single-actuated multi-function valve. The apparatus includes a primary fluid conduit, a secondary fluid conduit, and a valve. The primary fluid conduit flows from an exhaust manifold to an outlet through a high pressure turbocharger and a low pressure turbocharger. The secondary fluid conduit flows from the exhaust manifold to an outlet through the low pressure turbocharger. The valve has two flow passages—the first flow passage is a variable restriction within the primary fluid conduit, and the second flow passage is a variable restriction within the secondary fluid conduit. Turning the valve one direction from a nominal position controls the flow ratios in the primary and secondary fluid conduits, while turning the valve in the other direction from the nominal position controls exhaust braking.

Abstract: A dual outlet fluid valve capable of obtaining a closed state operation mode for both outlet ports, a low flow operation mode 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 five distinct operating conditions can be obtained. The fluid valve is not charged with fuel when in a closed position.

Abstract: An apparatus includes a first valve having an inlet capable of being in fluid communication with a first fluid source, an outlet capable of being in fluid communication with the inlet, and two unidirectional valves. The first valve is capable of being in a first mode in which the inlet is in fluid communication with the outlet through a first flow path, and a second mode in which the inlet is in fluid communication with the outlet through a second flow path isolated from the first flow path. The two unidirectional valves are along the second flow path.

Abstract: A blood sampling device for allowing a fluid pressure measurement and a fluid sample to be taken from a patient, having an inlet port configured to receive blood from the patient, an outlet port configured to be coupled to a monitoring channel having an infusion fluid, a sampling port configured for extraction of blood from the patient, a sampling channel configured to self-flush, after extraction, the blood with the infusion fluid, and an auxiliary channel for self-flushing the sampling channel.

Abstract: The combination valve comprises a tubular center part, a gas inlet which is arranged on the outer shell of the tubular center part, a gas outlet A which is arranged adjacent to the gas inlet on the outer shell of the tubular center part, a first branch which is arranged opposite the gas outlet on the outer shell of the tubular center part, and a second branch which is arranged opposite the gas inlet on the outer shell of the tubular center part. The first branch is connected to the second branch via a cooler. A rotary slide is mounted centrally in the tubular center part such that it can rotate about the longitudinal axis of the tubular centre part. Depending on the operating state, the rotary slide shuts off at least partially the gas inlet, the gas outlet, the first branch and the second branch.

Abstract: A multi-way valve of a fuel system of a gas turbine is provided. The multi-way valve includes a valve body provided with a cylindrical housing, the wall bounding the housing includes a plurality of openings for supplying and/or removing fluids, wherein a movably supported insert including at least one channel having two additional openings is provided in the housing, whereby two adjoining openings may be fluidically connected to each other.

Abstract: A regulator valve includes an inlet coupled for receiving a spray solution delivered by a fixed displacement pump coupled to a solution tank. Located in the valve body so as to divide the solution received at the inlet between a bypass or tank port of the regulator valve, and a boom port is a ball valve in the form of a hollow sphere having a first circular opening in register with said inlet, a second circular opening in register with said boom port and an elongate, wedge-shaped opening in register with said bypass port. The ball valve is mounted for rotation about an axis which is coaxial with the first circular opening and includes a stem coupled to an electric motor for actuating the valve, the motor being coupled for receiving a control signal for causing the motor to position the ball for dividing the flow so as to achieve a desired solution application rate.

Abstract: A valve device for adjusting the flow volumes of a cooling medium and a heating medium for adjusting the temperature of an electronic device includes: flow paths through which a cooling medium and heating medium are able to flow; and a merging section into which these flow path merge. The merging section has a valve shaft internally and a first channel is formed in the valve shaft. The valve shaft makes the first channel face at least two of the flow paths so as to make at least two flow paths communicate with each other.

Abstract: A dual-purpose gas stove switch includes a valve body and a valve seat. The valve body includes an inlet passageway, an interior passageway, a nozzle having a mouth, a compensation nozzle, and a compensation passageway in communication with the compensation nozzle. A valve core is received in a chamber formed by the valve body and the valve seat. The valve core includes a blind hole in communication with the mouth via the interior passageway. The valve core includes four holes and a compensation hole. The valve core is rotatable to make the four holes to be in selective communication with the inlet passageway. The compensation hole can be in communication with the compensation passageway and the compensation nozzle. Thus, the switch can be selectively utilized with liquefied petroleum gas or natural gas.

Abstract: A rotating valve apparatus includes a cylindrical casing; a shaft arranged symmetrically in the casing; a member fixedly attached to the shaft and in close fit with the cylindrical casing, defining separated chambers within the casing; at least one outlet fixedly arranged along the circumference of the casing; and a plurality of axially arranged inlets, each of which being constantly in fluid communication with a respective one of the separated chambers, wherein the axially arranged inlets are alternately in fluid connection with the outlet fixedly arranged along the circumference of the casing in response to rotation of the shaft and the member with respect to the casing. The outlet(s) has/have a fluid path length that varies along the circumference of the casing depending on the rotational speed of the shaft such that the interfaces between fluids originating from different ones of the axially arranged inlets will be essentially vertical to the flow direction of the fluids.

Abstract: A stopcock is provided with multiple ports joining multiple fluid conduits leading between fluid sources and fluid destinations. A central hub manifold resides within a valve body supporting the ports, and can rotate relative to the valve body. Fluid flow paths within the central hub are selectively aligned or not aligned with the ports. The stopcock indicates which ports are open by providing marks corresponding with positions of the ports. When the marks are visible, the corresponding ports are open. With different positioning of ports and different configurations of fluid flow paths within the central hub, stopcocks having different numbers of operable positions are provided including two, three, four, six and eight way stopcocks. By providing an axial flow path through a central axis of the central hub intersecting the embedded fluid flow paths within the central hub, still further numbers of operational states are provided.

Abstract: This invention discloses an axial multiport rotary valve capable of accomplishing the simultaneous interconnection of a plurality of conduits in accordance with a previously determined cycle, where any conduit communicates with no more than one other conduit at any one cycle step, or valve index position. The rotary valve comprises a hollow stator element and a rotor element inside the hollow interior of the stator element which rotates with a substantially vertical axis of rotation within the stator element, the surfaces of both elements being in the form essentially of a frustum of an inverted cone. Bed-line ports in the stator and rotor have a non-circular shape with a greater dimension in the vertical plane for higher capacities than provided in the known art.

Abstract: A fluid isolation valve having a valve body with a first fluid flow port, a second fluid flow port and a fluid drain port with a valve in the fluid drain port. The valve body also defines a fluid flow channel, a drain flow channel and a valve portion, wherein the valve portion is disposed in the valve body to be communicated with the first fluid flow port, the second fluid flow port and the fluid drain port. A flow diversion device is also provided and is disposed within the valve portion. The flow diversion device is configurable between a first configuration and a second configuration, such that when the flow diversion device is in the first configuration the first fluid flow port is communicated with the second fluid flow port. Consequently, when the flow diversion device is in the second configuration the first fluid flow port is communicated with the fluid drain port. The fluid flow can be decrease or stop by use of the valve within the fluid drain port.

Abstract: A powder paint recirculation block assembly for use in a powder paint transfer assembly, and a method of operation, is disclosed. The recirculation block assembly includes a powder paint recirculation block body having an intake flow passage directing flow to an applicator flow passage leading to an application flow control assembly and a return flow passage leading to a return flow control assembly. The angles (change in direction) through which powder paint flows may be minimized to minimize potential impact fusion. The pinch rubbers in pneumatic pinch valves of the application flow control assembly and return flow control assembly may be removable to allow for valve repair.

Abstract: A switching device for a fluid distribution set presenting a deformable portion having a first port, a second port, a third port and a fourth port, is disclosed. The switching device comprises an active portion adapted, in use, for clamping the deformable portion of the fluid distribution set, and a housing body defining a seat for receiving the deformable portion. The switching device can be operated according to first and second clamping positions, wherein the active portion is approached to a corresponding active surface of the housing body. A fluid control apparatus comprising the above switching device and the portion of the fluid distribution set is also described.

Abstract: An inflation/deflation assembly, which can be mounted upon the inflation valve assembly of an inflatable bag, so as to permit both the inflation and deflation of the inflatable as may be desired. The inflation/deflation assembly comprises an outer housing, and a control rod is rotatably disposed within the housing so as to be rotatably movable between two positions angularly spaced apart from each other. When the control rod is disposed, for example, at a first one of the two positions, the inflatable bag can be inflated, whereas, when the control rod is disposed at the second one of the two positions, the inflatable bag can be deflated.

Abstract: A fluid isolation valve having a valve body with a first fluid flow port, a second fluid flow port and a fluid drain port with a valve in the fluid drain port. The valve body also defines a fluid flow channel, a drain flow channel and a valve portion, wherein the valve portion is disposed in the valve body to be communicated with the first fluid flow port, the second fluid flow port and the fluid drain port. A flow diversion device is also provided and is disposed within the valve portion. The flow diversion device is configurable between a first configuration and a second configuration, such that when the flow diversion device is in the first configuration the first fluid flow port is communicated with the second fluid flow port. Consequently, when the flow diversion device is in the second configuration the first fluid flow port is communicated with the fluid drain port. The fluid flow can be decrease or stop by use of the valve within the fluid drain port.

Abstract: A valve assembly is provided having two valve sections, each having a tubular passageway portion and when joined together, defining a ball cavity in communication with the tubular passageways. One of the body sections is provided with an inlet/outlet in communication with the ball cavity as well as a spindle flange. An elongate spindle extends through the spindle flange projecting into the ball cavity region to rotate a spherical ball element between an open and a bypass position. The ball valve has a primary elongate passage which interconnects the two tubular passage portions in the valve body sections when the ball valve is in the open position. When the ball valve is rotated to the bypass position, the tubular passage portion of one of the ball body sections is sealed closed while the other tubular passage portion communicates with an internal bypass port within the ball valve which in turn, communicates with the auxiliary inlet/outlet.

Abstract: A stemless ball valve comprising two flanges and a ball with a channel, two axis pins and two travel pins. One end of each axis and travel pin is fixedly attached to the ball, and the other end of each axis pin is lodged into a notch in the first or second flange such that the axis pin is allowed to rotate in the notch. The guide sleeve comprises two channels, and one end of each travel pin is situated within one of the two channels in the guide sleeve. An outer magnetic cartridge causes the inner magnetic cartridge and guide sleeve to rotate, and when the guide sleeve rotates, the travel pins move up and down within the channels in the guide sleeve. The movement of the travel pins within the channels in the guide sleeve causes the ball to rotate, thereby opening and closing the ball valve.

Abstract: A cooling circuit comprises a cylinder block and a cylinder head block, these blocks each including cooling elements the form of integrated portions of circuit. The cooling circuit also includes at least a first, a second and a third separate external loops for external recirculation or reinjection mounted in parallel and looped on the integrated cooling elements. A circulating pump is connected fluidically to the integrated cooling element and to the three recirculation loops causing the fluid to circulate in the integrated cooling element and in the three recirculation loops. The at least three recirculation loops offer at least one common fluid node and are at least partially overlapping. A single actuator controls the flow of liquid circulating in the at least three recirculation loops.