Abstract: A valve arrangement, which possesses at least one valve, which is has a valve housing provided with housing ducts. On opposite sides of the valve housing there are first and a second interfaces for the fitting of a first and a second connection board. Each connection board comprises at least one connection duct communicating with a housing duct and is held on the valve housing because on the one hand it is anchored by way of retaining means on the valve housing and on the other hand is fixed by means of attachment means passing internally externally through the valve housing on the oppositely placed second connection board.

Abstract: A device that can be applied to cartridges for water equipment, intended to receive a rotary operating member (9) for the purpose of promoting the structural unification of the largest possible number of parts making up the cartridges, where the rotary fitting (17) inside the cartridge is by itself not provided with a control pin and instead has a coupling means (16) and where the control pin of the cartridge is made separately from the internal rotary fitting and has an internal coupling means complementary to the coupling means presented by the internal rotary fitting and external coupling means (10) suitable for meeting the requirements of a handling member for which the cartridge is arranged.

Abstract: The invention relates to a pneumatic, reciprocating rotary driving mechanism unit for operating a shut-off member in a shut-off valve, comprising a substantially closed housing, in which a drive shaft (30) is journalled, a pneumatic control valve (39-42) for controlling said drive shaft and first signal transmitting means (54, 55) for delivering control signals to said pneumatic control valve, wherein the housing consists of a base part (48), in which the drive shaft and the pneumatic control valve are present, and a first function part (53), in which the first signal transmitting means are present, which first function part is detachably and exchangeably connected to said base part so as to make it possible to exchange said first function part for a second function part containing second signal transmitting means of a type for the purpose of changing the manner in which the drive shaft can be controlled.

Abstract: An air-blow valve configured for clean-in-place capability is provided. The valve comprises a valve body defining a valve seat and internal fluid passageways. The valve further comprises valve components disposed within the valve body, including a plug, a piston, and a spring. The valve is separately operatively connected to a pressurized-air source and to a sanitizing-fluid source. In operation, the spring biases the piston, causing the plug to engage the seat, to prevent undesired fluid flow between the passageways and the connecting conduits. Alternatively, the spring biases the piston, causing the plug to disengage the seat, allowing fluid flow between the passageways and connecting conduits. Pressurized air is used to space the plug from the seat to achieve flow whenever desired, or alternatively to engage the seat to prevent fluid flow when desired.

Abstract: A modular microfluidic system includes a plurality of discrete microfluidic modules each capable of performing at least one operation and at least one microfluidic coupling device for fluidically coupling the modules to perform a sequence of operations. The microfluidic modules and coupling devices may be constructed according to various techniques. In one embodiment, coupling devices are fabricated from multiple layers and each include a fluidic inlet port, a fluidic outlet port, and at least one sandwiched stencil layer having a microfluidic channel formed therein. Also described are integrated microfluidic systems and methods capable of performing various sequences of operations.

Abstract: A valve block for at least two valves fixable in a housing having an electric cabling to electrical terminals for the valves and a pneumatic circuit to pneumatic terminals for the valves. The block has an electrical plug connected to the electrical cabling, which extends to the electrical terminals and has a pneumatic plug connected to the pneumatic circuit, which extends to the pneumatic terminals, and the pneumatic circuit proceeds at least partly in a replaceable insert of the housing that can be selected dependent on the valves and/or their function. The pneumatic plug has at least one pneumatic plug connector selectable dependent on the valves and/or their function.

Abstract: A device for pumping fluid has a hydraulic pump (10) and a drive (12). The hydraulic pump (12) is produced as an independent component with different types of drive devices (12) as additional components that can be coupled in the form of a modular system, and is configured as a coupling piece (14) for this purpose. Hydraulic tanks (16) having different volumes represent a third, different type of component. Each hydraulic tank (16) can be connected on one side to the coupling piece (14). The corresponding drive device (12) can be connected on the opposite or same side of the coupling piece (14). The coupling piece (14) is built as a single component and embodied in the form of a base plate. The hydraulic pump (10) is an external gear pump (20), whose toothed wheels (22) are received or integrated into the base plate. A compact, modularly constructed building block system is achieved which is functionally reliable and easy to maintain.

Abstract: The invention relates to a pneumatic, reciprocating rotary driving mechanism unit for operating a shut-off member in a shut-off valve, comprising a substantially closed housing, in which a drive shaft (30) is journalled, a pneumatic control valve (39-42) for controlling said drive shaft and first signal transmitting means (54, 55) for delivering control signals to said pneumatic control valve, wherein the housing consists of a base part (48), in which the drive shaft and the pneumatic control valve are present, and a first function part (53), in which the first signal transmitting means are present, which first junction part is detachably and exchangeably connected to said base part so as to make it possible to exchange said first function part for a second function part containing second signal transmitting means of a type for the purpose of changing the manner in which the drive shaft can be controlled.

Abstract: This invention relates to a group of valve components to regulate the flow of water in hot and cold water mixer taps, which comprises a mixer valve with a cartridge type body provided with reference pins and is intended to be housed, superimposed and in association with at least a pressure regulator, in a tap body. The superimposed mixer valve (10) and al least pressure regulator (11) are assembled together by fastening screws (14, 16, 19, 111′) in order to form a block to be inserted into/removed from the tap body as a single group.

Abstract: A laboratory fume hood utilities manifold for the distribution of a plurality of utilities has an elongated housing frame with the separate intake ports for different respective utilities, such as air, vacuum, nitrogen and water. The manifold includes a plurality of conduits wherein each conduit communicates with a respective intake port. A plurality of outlet ports is connected to each respective conduit. Each outlet port is facing the front of the hood and may selectively be provided with a valve for the controlled supply of the utilities. The manifold also includes a drain outlet port for condenser cooling water disposal, wherein the drain outlet port is disposed below the intake ports, and a drain intake port and downwardly angled drain conduit communicates by gravity flow with the drain outlet port. A downwardly angled steel tube is connected to the drain outlet with the steel tube free end disposed in the fume hood drain.

Abstract: A device for controlling the output of rotary compressors which includes a housing (8) formed of two housing parts which define connection flanges (1, 3) at opposite ends thereof and which define a dividing plane (13) therebetween that is slanted toward the plane of the connection flanges (1, 3) on both sides between a regulating flap valve (4), which controllably changes the passage cross-section of the suction duct, and a check valve (7) that is arranged behind the flap check valve in the direction of flow. The housing (8) may be assembled in different relative positions of the two housing parts (14, 15), which makes manufacturing simpler and more cost-effective and makes possible different relative positions of the two connection flanges (1, 3) to one another.

Abstract: A flow reversal control valve for use in a fuel cell. The valve includes a housing having a first end and a second end disposed along a longitudinal axis. The valve also includes a wall that defines a first passage in fluid communication with a second passage. The first passage is disposed proximate to the first end and the second passage is disposed proximate to the second end. The valve further includes a chamber in fluid communication with the first and second passages. There are flow flutes formed in the chamber. A seal is disposed in the chamber and coupled to at least one of the first and second passages. The seal has an elastomeric member disposed on a planar surface transverse to the longitudinal axis. There is a closure member disposed in at least one of the first passage, second passage and the chamber.

Abstract: A backflow preventor which permits adjustment of the outflow direction is provided. A conduit provides fluid communication between the two valves of the backflow preventor. The conduit can be separated, e.g., by cutting along a groove, leaving annular flat regions. The annular flats are configured to engage with a coupler to provide leak-free connection between the separated portions of the conduit. The separated portions of the conduit can be rotated to adjust the outflow direction. Preferably, an infinite number of outflow directions are possible, all of which lie in a plane parallel to the inflow direction.

Abstract: A modular oxygen supply system is provided comprising at least one module skeleton with a baseplate with frames arranged in parallel to one another. The system includes supply lines for ambient air with air connections for taking off the air, first gas lines for oxygen with first gas connections for taking up the oxygen and second gas lines for outgoing air with second gas connections for taking up outgoing air. Rack guides with data lines are provided. At least one individual module can be pushed into the module skeleton. Each individual module has at least one molecular sieve container fastened on a baseplate with the gas connections and with an electric contact. Each individual module has a gas treatment unit for the ambient air fed in. A pressure reducer and a multiple-way valve as well as an oxygen reservoir are arranged downstream of the molecular sieve container or containers connected in parallel.

Abstract: A reverse boost valve assembly for installation within the hydraulic pump of an automatic transmission is disclosed. The present invention includes valve pistons that oscillate within close-tolerance mating valve sleeves to minimize hydraulic leakage. The present valve pistons are manufactured from aluminum material and are provided with a hard anodize coating, which produces a low coefficient of friction between the mating surfaces. The valve sleeves are provided with a compatible anodize coating or, in the alternative, are fabricated from highly wear-resistant aluminum material. The reverse boost valve assembly is provided in both standard volume and oversize embodiments, which are interchangeable to permit a predetermined rate of line pressure rise to be selected for a given transmission. The reverse boost valve assembly is also supplied with or without external O-ring seals, which function to prevent line pressure leakage at the interface of the valve sleeve and the hydraulic pump body.

Abstract: A modular EGR valve includes an actuator subassembly and a metering subassembly. The metering subassembly defines a metering port and a metering chamber. The metering port and the metering chamber have a predetermined relative configuration. The metering subassembly is configured for being coupled to the actuator subassembly and for being coupled to an engine.

Abstract: A modular valve assembly of this invention includes individual valve units and components, which can be selectively combined to form an integrated multi-port, multi-way valve assembly that is operated by a single common linear actuator is disclosed. The modular design of this invention is facilitated by the construction of valve housings and valve components of the individual valve units and assemblies of common plumbing pipes and fittings, such as, tee joints, threaded couplings, bushings and reducers. A single linear actuator, such as a conventional solenoid or piston cylinder mounted to the end of the valve housing, reciprocates an elongated shaft running axially through the valve interior to move various valve discs into and out of engagement with various internal valve seats, thereby controlling the valve assembly operation.

Abstract: The invention relates to a valve block for at least two valves, which can be fixed inside a housing (2), comprising: an electric cabling to electric connections for the valves (20a, 20b); a pneumatic cabling to pneumatic connections for the valves; an electric plug (4), out of which the electric cabling to the electric connections extends, and; a pneumatic plug (6a, 6b), out of which the pneumatic cabling to the pneumatic connections extends. The pneumatic cabling runs at least partially inside an interchangeable insert of the housing that can be selected according to the valves and/or their function and/or the pneumatic plug comprises at least one pneumatic plug connection that can be selected according to the valves and/or their function.

Abstract: The present invention is directed to an air compressor assembly including a handle assembly capable of assuming a plurality of positions. In a first aspect of the present invention, an air compressor assembly includes an air reservoir suitable for storing compressed air, the reservoir having a first side portion and a second side portion. A handle assembly is disposed on the air reservoir, the handle assembly capable of attaining a first position and a second position, wherein the second position generally aligns the handle assembly at least partially along at least one of the first and second side portions.

Abstract: The present invention is directed to an air compressor assembly including a lifting handle. An air compressor assembly suitable for lifting includes an air reservoir suitable for storing compressed air under pressure, the reservoir having a front-end portion, a rearward portion, a first side portion, and a second side portion. A lift handle assembly suitable for use in lifting the air compressor assembly is at least partially disposed on at least one of the first and second side portions. In an additional aspect of the present invention, an air compressor assembly suitable for lifting includes an air reservoir suitable for storing compressed air having a first end portion and a second end portion. A wheel assembly suitable for transporting the air compressor assembly is disposed on the second end portion of the air reservoir.

Abstract: A modular control block for applications in the field of analytical procedures has a plurality of individual elements (2, 5, 15, 19, 20), each having at least one channel for the inflow and for the outflow of fluids, which can be connected to each other by means of suitable connection points. In order to reduce the manufacturing costs of the control block, all individual elements (2, 5, 15, 19, 20) are embodied with the same outer contour and may be arranged in-line or staggered, with different function modes of the control block being achieved by either an in-line or a staggered arrangement of the individual elements (2, 5, 15, 19, 20), or by any desired combination of individual elements (2, 5, 15, 19, 20) arranged in-line and/or staggered.

Abstract: A combined alarm test and drain device for a fire protection sprinkler system is disclosed. The apparatus is based on a globe valve and has certain specific modifications for the purposes of draining the system and allowing for flow through a specifically sized orifice under conditions simulating the flow through a sprinkler head having the same orifice size. Fluid flow through the apparatus occurs alternatively under a first set of conditions in a system alarm test mode of operation of the apparatus, and under a second set of conditions in a system fluid drainage mode of operation of the apparatus. A combination of mechanical and hydraulic forces are utilized to control opening and closing of the valve in both the alarm test and system fluid drainage modes of operation. The mechanical force is provided by a spring and the hydraulic force is provided by a fluid pressure differential.

Abstract: A cartridge valve includes a body element adapted for mounting to a panel by jam nuts and including a chamber adapted to receive a core element, the chamber and core element being constructed and arranged to effect a bayonet-type connection, whereby the core element may be selectively installed or removed from the chamber without tools by means of sequential axial and radial manipulations of the core element with respect to the valve body.

Abstract: A method for assembling a hydraulic control unit of a vehicular brake system includes the following steps of: providing a sleeve having a closed end; sliding a spring over an armature to form an armature/spring subassembly; orientating the armature subassembly to produce a normally open valve or a normally closed valve; sliding the oriented armature/spring subassembly into the sleeve; sliding a valve seat into the sleeve; crimping a portion of the sleeve onto the valve seat to form a sleeve/valve seat subassembly; inserting the sleeve/valve seat subassembly into a bore of a housing. Two additional steps can be combined with the above listed steps to provide a method of assembling the control valve subassemblies described above on a hydraulic control unit. The additional steps include: inserting the sleeve/valve seat subassembly into a bore in a housing; and pressing a coil assembly about the sleeve.

Abstract: A multiway valve for switching the fluid flow of a pressure medium comprising a valve housing (1) with several ports (2a, 2b, 3a, 3b, 4a, 4b) for the pressure medium which are connected with an inner valve hole (5) in which a valve spool (6) for switching the fluid flow between said ports (2a, 2b, 3a, 3b, 4a, 4b) is slidely disposed, and which comprises at least one cap element (7a, 7b) for sealing said valve hole (5) on at least one end side, at least one piston (11) for axially moving said valve spool (6) in a desired switching position which corresponds with a drive chamber (12) formed in the end section of the valve hole (5) to and from which a control fluid is supplied and ejected respectively in order to move said piston (11), wherein said at least one cap element (7a, 7b) comprises at least one through bore (18a, 18b; 25) which in the mounted state of the cap element (7a, 7b) is substantially disposed in a right angle to the axis of the valve hole (6), and wherein said through bore (18a, 18b; 25) corre

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 valve arrangement having an integral rail-like valve carrier body fitted with a plurality of valve units placed in a row or in-line. Each valve unit comprises a valve and at least one valve drive, the latter making electrical contact by way of a plug contact with electrical connector. Each valve is provided with its own connection module having the associated electrical connector, all connection modules being placed in a row free of mutual electrical control connection in sequence. Electrical conductors extend from each connection module and are in the form of flexible wire conductors.

Abstract: A trap primer that includes a spring-loaded piston wherein the trap primer includes a body and the piston is slidably received therein and includes a plurality of circumferentially-spaced fingers.

Abstract: A microvalve array, which possesses a plurality of microvalves (5) produced by microfabrication. It is furthermore provided with an electronic control means (7), which comprises at least one function preset unit (23) for the programmed grouped functional linking of the microvalves (5). A fluid ducts system (6) is connected with the microvalves (5), the fluid ducts (12, 12′; 13, 13′; and 14, 14′) of such system being individually connected for customization, starting with a standardized arrangement in a fashion dependent on the functional valve linking, predetermined by the function preset unit (23) by opening and/or closing of passages.

Abstract: Lower members of each of lines A, B, C, D, E, P are mounted on a subbase panel 3 with screws, upper members 11, 12, 13, 14, 15, 16, 17, 18, 19 of each line are mounted on the lower members with screws, and the subbase panels 3 is mounted on a single main base panel 2. Channel connecting element 50 is removable upward.

Abstract: A diaphragm valve assembly includes a valve housing having two or more fluid ports and defining both a valve chamber extending therebetween for fluid flow therethrough and an access port leading into the valve chamber. A bonnet covers the access port and defines an opening therein through which a valve stem arrangement extends. The valve stem arrangement includes a valve seat disposed within the valve chamber. The valve stem arrangement is slidable through the opening in the bonnet between a first position, wherein the valve seat is disposed in sealing engagement with a fluid port to thereby define a closed position of the valve assembly, and a second position, wherein the valve seat is disengaged from the first fluid port to thereby define an open position of the valve assembly. A diaphragm surrounds and is attached to the valve stem arrangement to form a seal therewith.

Abstract: A valve arrangement for controlling hydraulic fluid flow to a subsea system includes a plurality of docking modules each having a valve element for controlling the flow of a fluid and a docking module port for fluid flow between the valve element. The valve arrangement additionally includes a manifold having manifold ports of uniform cross section. The docking modules can be interchangeably mounted to the manifold ports as desired to tailor the valve arrangement for any selected valve operation.

Abstract: A modular control block for applications in the field of analytical procedures has a plurality of individual elements (2, 5, 15, 19, 20), each having at least one channel for the inflow and for the outflow of fluids, which can be connected to each other by means of suitable connection points. In order to reduce the manufacturing costs of the control block, all individual elements (2, 5, 15, 19, 20) are embodied with the same outer contour and may be arranged in-line or staggered, with different function modes of the control block being achieved by either an in-line or a staggered arrangement of the individual elements (2, 5, 15, 19, 20), or by any desired combination of individual elements (2, 5, 15, 19, 20) arranged in-line and/or staggered.

Abstract: The present invention provides a flow-control apparatus with a check function for controlling the flow resistance of a photoresist solution. The apparatus is connected to a photoresist supply device, the photoresist supply device comprising a tank for storing the photoresist solution, a pipe partially submerged in the photoresist solution in the tank to transport the photoresist solution, and a pump for drawing the photoresist solution from the tank. The apparatus comprises a housing and a sphere. The housing comprises a chamber, a top opening positioned at the top of the chamber, and a bottom opening positioned at the bottom of the chamber, wherein the top opening can be mated to an end of the pipe or to a bottom opening of another apparatus. The sphere is moveably set inside the chamber of the housing and increases the flow resistance of the photoresist solution.

Abstract: A template is provided for pump feet cups that is separately formed from the sump basin, positioned therein via sump basin flats to have a predetermined orientation with respect to the sump basin cover, and then attached to the sump basin to maintain a fixed position therein. A single template can be used with a variety of pump feet orientations by forming the template from a plurality of cups joined by a separable web. Foam or like material can be placed within the cups to receive the pump feet. Where the sump basin is formed from polyethylene material, the template can be molded from like material and then fixed to the lower interior surface of the sump basin by ultrasonic welding.

Abstract: A method and system for producing constant-flow valves having a plurality of different flow rates includes a plurality of orifices each having a seat defining contoured flow control surfaces, the orifices having at least K different configurations of flow control surfaces, where K≧2, and a plurality of diaphragms of identical shape each formed of an elastomeric material having a defined Shore A durometer hardness, the diaphragms having at least M different Shore A durometer hardnesses, where M≧2, each diaphragm being configured to engage the flow control surfaces of the seat of each orifice so as to create flow control passages between the diaphragm and the flow control surfaces, the diaphragm being deflected by pressure differential across the diaphragm so as to constrict the flow control passages as the pressure differential increases.

Abstract: A gas panel comprising a plurality of discreet blocks. The gas panel of the present invention includes a first functional component coupled to a first face of a first block wherein the first face has a first port configuration. A second functional component coupled to a first face of a second block wherein the first face of the second block has the first port configuration and wherein the first functional component is different than the second functional component.

Abstract: A tunable fuel pressure regulator is disclosed. The regulator includes an internally replaceable fuel return orifice element that enables, in combination with the vacuum chamber adjustment screw, a wide range of fuel pressures and volumes to be accommodated within a single pressure regulator housing.

Abstract: A ventilation control system is disclosed for a building having an elongated ceiling vent opening, the system having a vent door, spaced apart brackets pivotally supporting the door on the building structure adjacent to the ceiling vent opening such that the door is movable between closed and opened positions, and an actuating mechanism for moving the door between the closed and opened positions. The vent door has an elongated door casing of plastic material having a hollow interior and opposite side walls, a support member located in the hollow interior of the door casing adjacent to each of the opposite side walls and a foam material substantially filling the hollow interior of the door casing. The door casing may be extruded from plastic material and has integrally formed outwardly extending sealing members which engage the building structure when the vent door is in the closed position to seal the vent opening.

Abstract: A valve arrangement having an integral rail-like valve carrier body fitted with a plurality of valve units placed in a row or in-line. Each valve unit comprises a valve and at least one valve drive, the latter making electrical contact by way of plug contact means with electrical connection means. Each valve is provided with its own connection module having the associated electrical connection means, all connection modules being placed in a row free of mutual electrical control connection in sequence. Electrical conductors extend from each connection module and are in the form of flexible wire conductors.

Abstract: Lower members of each of lines A, B, C, D, E, P are mounted on a subbase panel 3 with screws, upper members 11, 12, 13, 14, 15, 16, 17, 18, 19 of each line are mounted on the lower members with screws, and the subbase panels 3 is mounted on a single main base panel 2. Channel connecting means 50 is removable upward.

Abstract: A pressure regulator is provided that can produce a relatively constant outlet pressure over a range of flow rates. A spring backed diaphragm reacts against the inlet pressure to produce this desired outlet pressure. To provide a range of outlet pressures with a variety of inlet pressures, a spring may be selected from a set of springs having different strength characteristics. The regulator includes a housing with the liquid inlet being located at 90° with respect to the liquid outlet and with a dry chamber on the back side of the diaphragm in which the spring is positioned. Thus, it is easy to remove a cap enclosing the dry chamber and position the desired spring within that chamber. For handling even higher output pressures, a pair of springs may be concentrically positioned in the dry chamber of the housing to react against the inlet pressure.

Abstract: A valve comprising a valve carrier on which a plurality of control units are mounted adjacent to one another. Each control unit possesses a liquid-tight casing body in which the coomponent of a valve unit are received and is mounted on the valve carrier with a seal in between. It is in this manner that a liquid-tight, encapsulated and individual accommodation of the singular valve units is ensured.

Abstract: An arrangement intended for a stop valve (1) comprises a tubular member (9). The stop valve (1) is located in the ground (2) and has a valve housing (11) and a valve bonnet (12) fixed thereto with the aid of a fixing means (14), said valve bonnet having a valve spindle (15) supporting a movable stop means (16), such as a slide. The tubular member (9) extends from the valve (1) up to ground level to enable operation of the valve spindle (15). A collar means (10′) is tightly connected with and supported by the valve housing (11). The collar means (10′) has a collar portion (32) which surrounds the valve bonnet (12) and the fixing means (14) and is tightly connected with the lower end of the tubular member (9), the diameter of the tubular member (9) essentially corresponding to the diameter of the collar portion (32). Moreover, the arrangement comprises a pipe access means (12′), which instead of the valve bonnet (12) from ground level is tightly mountable on said valve housing (11).

Abstract: An apparatus for mechanically connecting modular chemical delivery substrate blocks in single layer and/or multiple lower layer configurations via axial and intermediate locations in such a way that all joint locations (including mounting fixtures to a rigid mechanism for mounting purposes) are completely accessible from the top surface of the assembly for fastening or unfastening the joints of the blocks. A design using the method of the present invention and incorporating current semiconductor standards (such as SEMI 2787) dictates specific mechanical dimensions and fastener localities in order to be properly implemented. Use of this top access fastener design results in minimal numbers of substrate joints in a chemical delivery system being affected when removing any one block from the system.

Abstract: A new and improved grease shunt valve and lubrication system for a printing press or the like is achieved by the adding of vent drains and/or seals to prevent the accumulation of a waxy-like residue from the grease that interfered with operation of a return spring for closing of the valve. An existing solenoid, operated, grease shunt valve may be retrofitted with an additional body portion having a grease drain vent therein and a seal that seals grease from flowing along a solenoid, actuating rod and into the solenoid core. Preferably, an end plug that seals one end of the return spring is drilled to provide the drain vent for grease flowing into the spring chamber. Vent holes may also be drilled into the solenoid housing to drain and vent grease flowing into the solenoid core.

Abstract: A valve arrangement for controlling hydraulic fluid flow to a subsea system includes a plurality of docking modules each having a valve element for controlling the flow of a fluid and a docking module port for fluid flow between the valve element. The valve arrangement additionally includes a manifold having manifold ports of uniform cross section. The docking modules can be interchangeably mounted to the manifold ports as desired to tailor the valve arrangement for any selected valve operation.

Abstract: A control for oil flow in a hydraulic system wherein a standard open closed type solenoid valve is modified so that the rate of flow through the valve relates to the electrical power supplied to the valve solenoid coil.

Abstract: A valve housing has three ports with butterfly valves mounted in two of the ports with stems coupled to the valve disks and extending through opposite sides of the housing. A linkage couples the valve stems together at one side of the housing, while an actuator is coupled to at least one of the valve stems on the opposite side of the housing. The linkage and control mechanism can be reversed such that valves can be mounted in an installation either as a left hand or a right hand valve.

Abstract: A universal multi-path control valve system includes at least two sets of outlets controlled by a single on/off operator. A compact design allows the control valve system to save space in the compact areas where plumbing fixtures are typically installed. The control valve system is constructed entirely of molded plastic components. Fittings supplied with the control valve system allow for customized installation according to the needs of the installer. Appliances may be easily added or removed using threaded connections on the valve and fittings supplied as part of the control valve system.