Abstract: This invention relates to a butterfly valve, which includes at least a valve body, a valve shaft, a seal member and a valve plate. Said valve body is provided with a first valve shaft hole, and a through hole is provided in the middle position of said valve body. A positioning ring is provided on the upper periphery of said valve shaft, said valve shaft is composed of an upper section, a middle section and a lower section, said upper section and lower section are cylindrical structures, and said middle section is a non-cylindrical structure; the outer diameter of said positioning ring is larger than the outer diameter of said upper section, a sliding washer is mounted on said valve shaft, and said sliding washer is arranged between the groove of said valve body and the positioning ring of said valve shaft; a fastening recess is provided below the lower section of said valve shaft, and a C-shaped buckle is mounted on said fastening recess.

Abstract: A faucet configured for single-hole installation includes a center body within which a connector body defining hot and cold water inlets and an outlet is supported. A pair of side bodies are attached to the center body about opposite sides of the center body. Bridges including flow paths extend between and connect each side body to the center body. A valve supported within the first side body fluidly couples the hot water inlet with the outlet via the flow path of the first bridge responsive to rotation of a handle supported by the first side body. A valve supported within the second side body fluidly couples the cold water inlet with the outlet via the flow path of the second bridge responsive to rotation of a handle supported by the second side body.

Abstract: A compact manifold ball valve having a valve body, valve ball, valve stem and two piece retainer system; the valve body including a valve chamber having first and second ends, and a first flow passage intersecting the valve chamber and valve ball. The valve ball can be trunnion supported and include pair of movable seat assemblies that can be used to seal the valve ball to the valve body. A two piece retainer can be used to hold in place the valve components, the two piece retainer including a first section which moves only linearly along with a second retainer piece that is a threaded ring that rotationally locks in place the first section of the two piece retainer. The two pieces of the retainer can be symmetrically located about the centerline of the flow passage of the valve body.

Abstract: A valve cartridge assembly supported by a receiver and fluidly coupled to a waterway assembly. The waterway assembly includes a base and a plurality of flexible tubular members. A gasket is received intermediate the receiver and the waterway assembly.

Abstract: A choke valve and a method of operation of the choke valve in which the choke valve includes an orifice plate and/or a guide vane to control a flow of fluid though the choke valve, the orifice plate defining a center point and being rotatable about a center axis extending longitudinally through the center point; the orifice plate defining at least one aperture including a first aperture, the first aperture defining at least a first equi-incremental phase region, the first aperture being spaced away from the center point of the orifice plate; and rotation of the orifice plate with respect to the center point effecting an incremental and staged transitioning of the orifice plates among a plurality of open states.

Abstract: A rotary valve includes a rotary valve body defining a passageway from a first passageway port at an axial end surface of the rotary valve body to a second passageway port at an outer circumferential surface thereof. A valve housing has an inner surface defining each of an opening rotatably receiving the rotary valve body therein, a first housing port through which a fluid flows transverse to the axis of rotation of the rotary valve body, and a second housing port through which the fluid flows transverse to the axis of rotation of the rotary valve body. A flow path is formed between the inner surface of the valve housing and the outer surface of the rotary valve body with the flow path providing fluid communication between the first housing port of the valve housing and the first passageway port of the rotary valve housing.

Abstract: A replacement cartridge for repairing rather than replacing an angle cock. The cartridge has a ball key with a ball and a shaft. A unitary ball seat that has first and second internal bearing surfaces for engaging the ball is used to support the ball key when installed in the angle cock body that is being repaired. A cover is positioned over the ball seat and defines a bore through which the shaft of the ball key extends. A handle is coupled to the shaft of the ball key so that a user may rotate the ball between the internal bearing surfaces between an open position and a closed position.

Abstract: A water control valve with offset valve core has a main body with a flowing slot, the circumferential wall of which is formed with a water inlet and outlet. An offset rotary valve core is configured offset inside the flowing slot and has a rotary shaft and a water stopping seat. The face of the water stopping seat faces the circumferential wall and has a sealing ring. When the water stopping seat rotates along with the offset rotary valve core and is aligned with the inlet, the sealing ring is pressed against the circumferential wall to close the inlet, thus forming the water stop mode. The rotary shaft and the circumferential wall of the flowing slot define a flowing space. The flow from the inlet must pass through the flowing space and exit through the outlet. A dialing component is used to connect and drive offset rotary valve core.

Abstract: A foam dispenser having a metal housing has a spool valve socket therein. A metal handle extends from the housing. A spool valve is disposable within the spool valve socket. A trigger couplable to the spool valve enables the spool valve to be rotated between open and closed orientations within the housing. The spool valve has internal channels for selectively passing liquids through the spool valve in the open orientation and not in the closed orientation. The spool valve also has a channel for selectively passing a gas through the spool valve in both the open and closed orientations.

Abstract: A regulator, e.g., a pressure regulator for supplying a high pressure fuel to an engine, is disclosed. The regulator includes at least a pair of annular bearings composed of a rigid synthetic resin interposed along a length direction of a pressure regulating valve body at a predetermined distance at a position on a valve seat side in an axial direction of a gap formed between the pressure regulating valve body and an inner wall of the passage formed in a body main body.

Abstract: A capacity control valve includes a valve housing provided with a Ps port through which a suction fluid at a suction pressure passes and a Pc port through which a control fluid at a control pressure passes; a valve body configured to close and open a communication between the Pc port and the Ps port by a driving force of a solenoid; and a pressure sensitive body that applies a biasing force to the valve body according to a surrounding fluid pressure. An accommodation chamber in which a rear side portion of the valve body is accommodated is provided with a supply passage to which suction fluid is supplied.

Abstract: In a sanitary valve (1) having a push-push actuation mechanism (2), a cap interface (5) is provided between a cover cap (6) and an actuating element (3) having a higher rotational symmetry than a fitting interface (8) between the valve (1) and a fitting (9).

Abstract: A pull-out faucet main body including a valve core seat assembly and a pull-out faucet are provided. The faucet main body is composed of a main pipe and a side wall branch pipe. The valve core seat assembly includes a valve core seat and a main body fixing seat. The main body fixing seat has a body that matches an included angle between the main pipe and the side wall branch pipe. A lug is additionally provided horizontally outward on an outer side of the body, and at least one water inlet channel and a water outlet channel which are independent from each other are provided in an inner cavity of the body, and the main body fixing seat is locked and fixed inside the main pipe by a nut, and the valve core seat is exactly engaged into the side wall branch pipe.

Abstract: The invention provides a device for safely dispensing liquids, enabling to manage the state of a releasing valve according to the user, for example a vulnerable user such as a child.

Abstract: Bonnet and valve trim assembly and related methods are described. An example bonnet and valve trim assembly includes a bonnet structured to couple to a valve body via a valve body mounting flange, the bonnet including a cage mounting interface. A cage defining a body has a bonnet mounting interface to couple to the cage mounting interface of the bonnet. A retainer retains the cage mounting interface and the bonnet mounting interface to couple the cage and the bonnet. The retainer to enable axial movement between the cage and the bonnet when the retainer is coupled to the cage and the bonnet.

Abstract: An electromagnetic valve includes a solenoid having a bobbin, a plunger and a coil; a flow path member having a first flow path, a second flow path, a relay flow path and a valve body housing; a valve body movably disposed in the valve body housing; and a spring disposed in the valve body housing and urging the valve body, wherein the valve body further includes a plurality of guide parts which are provided at different positions along the axial direction and which are guided on an inner wall surface of the valve body housing, and a taper part which is provided between the plurality of guide parts and whose outer diameter decreases toward the one side in the axial direction.

Abstract: An electromagnetic valve includes: a solenoid, including a bobbin, a plunger, and a coil that moves the plunger; and a valve mechanism, including a flow path member that includes a first flow path, a second flow path, a relay part and a valve body housing, and a valve body that is inserted into the valve body housing, movably supported along an axial direction together with the plunger, and switches between passage and blockage between the first and the second flow paths. The valve body includes: a protrusion provided protruding radially outward from an outer periphery of the valve body and guided by an inner wall surface of the valve body housing when the valve body moves; a body made of resin; and a pin made of metal, provided at a center of the body along the axial direction and penetrating the body.

Abstract: A diaphragm valve includes a valve housing in which a switching rocker, which is pivotable about a pivot axis and which interacts with a control diaphragm for opening and closing at least one valve channel, is arranged. The pivot axis is defined by a mounting web, on which the switching rocker bears in a pivotably movable manner. The mounting web is an integral constituent of a mounting unit, said mounting unit being fastened to the valve housing in a drive chamber by way of fastening measures. Without the fastening measures, the mounting unit can be displaced in order to adjust a desired height distance of the mounting web.

Abstract: A valve upper part for inserting into a sanitary fitting includes a head piece, in which a spindle is pivotably mounted, which protrudes from the head piece at the first end of the spindle and engages with a control disk at the second end of the spindle using a pin, which control disk is in contact with a rotationally fixed passage disk, which has at least one through opening, a gripping part being arranged at the first end of the spindle. The gripping part is designed as a slide, which has a pivot space, which accommodates the first end of the spindle in every pivot position and in which a driver element is arranged, by means of which the spindle is connected to the slide.

Abstract: A fluid control valve for a faucet includes a body, a stem, a moveable disc, and at least one stationary disc. The stem is rotatably coupled to the body. The moveable disc is coupled to the stem and is configured to rotate with the stem. The at least one stationary disc is coupled to the body below the moveable disc. The fluid control valve is configured to be biased in an axial direction against a retaining element within a valve body by an incoming supply of fluid through the at least one stationary disc, so as to retain the fluid control valve within the valve body along the axial direction.

Abstract: A pressure regulator includes a valve body having a fluid inlet and a fluid outlet connected by a fluid passageway. An orifice is disposed between the fluid inlet and the fluid outlet. A valve seat is disposed within the fluid passageway. A movable valve plug is disposed within the fluid passageway, and the valve plug interacts with the valve seat to selectively open or close the fluid passageway. A cage is disposed in the fluid passageway, the cage surrounds the valve plug, and the cage includes a mechanical stop that limits movement of the valve plug within the cage away from the valve seat.

Abstract: A circuit has a fluid line matrix and brake components connected to the fluid line matrix. Changes in the brake designs or brake functions can be carried out easily in that at least one interface is provided for connecting a distributor block. The interface is designed such that a configuration of the fluid line matrix can be formed by connecting or exchanging the distributor block. There is also described a distributor block which is suitable for forming a configuration of the fluid line matrix of the circuit by connecting to the at least one interface of the circuit.

Abstract: A valve cartridge for a sanitary fitting having a cartridge housing, a valve stem which is rotatable about an axis of rotation relative to the cartridge housing, a handle for rotating the valve stem, a passage disk with a first passage and a second passage, a control disk rotatable with the valve stem for controlling a liquid flow through the first passage or the second passage of the passage disk, a handle adapter which can be connected to the valve stem for setting a first rotational orientation of the valve stem to the handle in a first position and can be connected to the valve stem for setting a second rotational orientation of the valve stem to the handle in a second position, so that the control of the flow of liquid through the first passage or the second passage can be changed by the control disk.

Abstract: A fluid control system is provided which, without reducing the supply flow rate of a fluid, is considerably more miniaturized and integrated. This fluid control system includes base blocks and fluid devices respectively installed on upper surfaces of the base blocks. The base blocks each include protruding pipe parts protruding in a longitudinal direction. The protruding pipe parts each communicate with a corresponding second flow path. The protruding pipe part on a downstream side end surface of the base block and the protruding pipe part on an upstream side end surface of the base block are air-tightly or liquid-tightly connected to each other by a welding material.

Abstract: Provided is a displacement control valve capable of quickly reducing pressure in a control chamber to a level of pressure kept during continuous driving, at the time of the startup of a variable displacement compressor. The valve housing is provided with a through hole constituting a part of a first communicating passage that communicates with a pressure chamber at one end thereof and that is communicable with a second valve chest at the other end thereof.

Abstract: An apparatus provides operator feedback in response to opening or closing of a valve or coupling, The apparatus may comprise: data storage means for storing at least one recommended opening or dosing event of the valve; sensing means for sensing operator actuation of the valve or coupling; and processing means for comparing the sensed actuation of the valve or coupling against the recommended opening or dosing event of the valve or coupling in real-time or near real-time, and outputting at least one operator feedback signal based on the comparison.

Abstract: An expandable solenoid system having a sequence controller assembly and at least two zone expander solenoid valve assemblies fastened in a staggered configuration. Each zone expander solenoid valve assembly has a zone expander solenoid and a flanged valve body assembly. The valve block has threaded bolt holes, unthreaded bolt holes, an output port, and a threaded pressure source port having an O-ring groove. The threaded bolt holes and the unthreaded bolt holes have different depths and are alternately positioned around a perimeter of the valve block. The first flanged valve body assembly is fastened to the second flanged valve body assembly and so on, in a staggered configuration, whereby respective zone expander solenoids are in a zigzag geometry and creating an expandable manifold.

Abstract: A valve device has an outer valve casing externally fitted to an existing fluid pipe, an inner valve casing housed in the outer valve casing and an inner packing for sealing a gap between them. The inner packing includes an annular portion mounted along a periphery of an upper side surface of the inner valve casing and a plurality of U-shaped portions extending downward from the annular portion and to be mounted over an entire length from a side surface to a bottom surface of the inner valve casing. An enclosed space sandwiched between an inner surface of the outer valve casing and an outer surface of the inner valve casing is formed between the U-shaped portions that are adjacent to each other. The inner packing is provided with a connecting portion for connecting the plurality of U-shaped portions to one another.

Abstract: A single handle faucet cartridge repair kit comprising a bonnet nut, an upper assembly comprising an outside body, a roll pin, a stem, and a stem cam, an engagement disc, a upper disc not comprising holes or throughbores, a lower disc comprising holes or throughbores, a bottom seal retainer, and a bottom seal. The single handle faucet cartridge repair kit can further comprise a wrench, lubricant, and a handle screw, wherein the handle screw comprises threading.

Abstract: The invention relates to a control valve for adjusting a process fluid flow of a process plant, comprising a valve housing (4) with a valve seat (10) and a valve piston (12) connected to a valve rod (14), which valve piston (12) interacts with the valve seat (10) for opening and closing the control valve (2). The invention is characterized in that, for connecting the valve rod (14) to the valve piston (12), a flange (22) is mounted on the valve rod (14), which flange (22) is screwed to the valve piston (12) via plural threaded connecting elements (34; 48).

Abstract: A stem-guided valve for use inside of a fluid end. The valve body is installed in a conduit that traverses the fluid end housing. A removable guide element is installed within a bore formed in the valve body. A static component that is interposed within the conduit includes an elongate projecting stem. As the stem reciprocates axially with the guide element, the valve is caused to move between open and closed positions. In its closed position, the valve body engages a valve seat that surrounds the conduit. A plurality of perforations are formed in the walls of the guide element, the perforations allow fluid to drain from the guide element during operation.

Abstract: A flangeless fluid end comprising a fluid end body releasably attached to a connect plate. The connect plate is attached to a power source using stay rods. The flow bores of the fluid end are sealed without threading a retainer nut into the walls of each bore. Instead, the flow bores are sealed by bolting a retainer to the fluid end body. Plungers to drive fluid through the fluid end body are installed within removable stuffing box sleeves. These sleeves are maintained within the plunger bores by the bolted retainers. A number of features, including the location of seals within bore walls and carbide inserts within valve structures, aid in reducing or transferring wear.

Abstract: A liquid level measurement device. The device includes a lid having a grate, wherein the grate has one or more sloped and contoured openings allowing for self-drainage. A hydrostatic measurement sensor is removably coupled to the lid. The hydrostatic measurement sensor can be removed from the lid through the grate. A base is also included. The base and the lid are connected with a ratcheting lid/base connection. An ultrasonic measurement sensor is coupled to the base.

Abstract: A pump assembly includes an impeller (18), which for rotation is connected to an electrical drive motor (20) which can be driven in two rotation directions (A, B) and a valve (10) situated in an inlet of the pump assembly. The valve includes a valve element (48) movable between at least two switch positions and is connected for movement to a drive element (36, 60) subjected to the flow produced by the impeller (18). The valve element (48), in at least a first of the two switch positions, closes an inlet channel (44, 46) of the pump assembly (12) and is arranged such that the movement direction into this first switch position corresponds to the flow direction (S1, S2) through this inlet channel (44, 46). A hydraulic system is provided with two circuits and such a pump assembly. The valve serves as a switch-over valve between the two circuits.

Abstract: A fluid-actuated diaphragm drive and a valve arrangement which is equipped therewith, wherein the diaphragm drive has a drive housing with two drive housing parts which are attached to one another axially. An insert body which preferably consists of plastic material and delimits at least one length section of an operating chamber which can be loaded with a fluid is inserted into each of the drive housing parts, wherein a drive diaphragm which is movement-coupled to an output member is clamped in between the two insert bodies. A seal structure which is active between at least one of the insert bodies and the drive housing is capable of preventing an axial flow around the two insert bodies in the region which lies radially between them and the drive housing.

Abstract: A fuel cell system including a hydrogen shut-off valve and a hydrogen supply valve connected therewith, the fuel cell system including: a holder capable of accommodating the hydrogen supply valve, wherein the holder includes a rupture part which may be formed at one point between the hydrogen supply valve and the hydrogen shut-off valve, and the hydrogen shut-off valve may be accommodated in one or more extended ends of the holder, and when the rupture part is cut off by external shock the hydrogen shut-off valve and the hydrogen supply valve are disconnected from each other.

Abstract: A unitary valve trim assembly that can be easily installed in and removed from a valve body of a process control valve. The valve trim assembly includes a valve cage and a valve seat. The valve cage has a first projection that extends in a first direction that is perpendicular to a longitudinal axis of the valve cage. The valve seat has a second projection that extends in a second direction, opposite the first direction, that is perpendicular to the longitudinal axis. The second projection is arranged to engage the first projection to removably couple the valve seat to the valve cage.

Abstract: A pressure regulator includes a valve body having a fluid inlet and a fluid outlet connected by a fluid passageway. An orifice is disposed between the fluid inlet and the fluid outlet. A valve seat is disposed within the fluid passageway. A movable valve plug is disposed within the fluid passageway, and the valve plug interacts with the valve seat to selectively open or close the fluid passageway. A cage is disposed in the fluid passageway, the cage surrounds the valve plug, and the cage includes a mechanical stop that limits movement of the valve plug within the cage away from the valve seat.

Abstract: An attachment structure for an actuator-specific solenoid valve and an actuator-quipped valve. The attachment structure can be easily applied to or released from any actuator and a solenoid valve, and the solenoid valve can be easily attached to and removed from any position in a side-surface circumferential direction without impairing compactability of the actuator. The attachment structure for an actuator-specific solenoid valve includes a base body provided on a lower part of a cylindrical actuator and an attachment member removably attachable externally from a main body of the actuator, the attachment member having a fixing part formed as being extended at a position close to a side surface of the main body of the actuator and a solenoid valve for fluid control attached to the fixing part, and the attachment member fixing the solenoid valve being provided rotatably about a side surface of the main body of the actuator.

Abstract: A transducer for a connection to a fluid pressure source having a mechanism for setting a pneumatic output by way of an electrical input signal. The transducer provides a lower housing assembly and an upper housing assembly. The lower housing assembly comprises lower housing configured to receive a supply nozzle. The supply nozzle fluidly communicates with a supply port and intermittently fluidly communicates with an output port of the lower housing through an internal fluid passageway. The upper housing assembly comprises an upper housing configured to receive a coil and an armature such that the upper housing, coil and armature define a latching electromagnetic circuit that provides alternating contact of the armature with the supply nozzle of the lower housing assembly.

Abstract: A diaphragm valve includes a solenoid body having a coil and a pole piece. An armature is configured to slide in the solenoid body along a longitudinal axis between energized and de-energized positions. A valve body cartridge is connected to the solenoid body. A valve member, connected to the armature, is configured to slide within the valve body cartridge when the armature moves. A biasing member acts to normally bias the armature toward the de-energized position. A diaphragm, extending inwardly from the valve body cartridge towards the valve body, is received between the armature and the valve member. A diaphragm support sleeve includes a support sleeve wall defining a sleeve cavity that receives the armature and a support sleeve flange that extends inwardly from the support sleeve wall to abut and support at least part of the diaphragm.

Abstract: A fluid control valve includes a body, a stem, a moveable disc, a stationary disc, and a valve seal. The stem is rotatably coupled to the body, and is configured to freely rotate three hundred and sixty degrees relative to the body. The moveable disc is coupled to the stem, and is configured to rotate with the stem. The stationary disc is coupled to the body below the moveable disc. The valve seal is coupled to the body below the stationary disc, and is reversible such that the valve seal is configured to be coupled to the body in at least two different orientations.

Abstract: In the disclosure a fluid mixing valve for mixing a first fluid and a second fluid is provided, comprising: a housing; a balance valve module for balancing pressure between the first fluid and the second fluid, comprising a first fluid inlet, a second fluid inlet, a first fluid outlet in fluid communication with the first fluid inlet, and a second fluid outlet in fluid communication with the second fluid inlet; an adjustable valve module disposed on the balance valve module, comprising an inner casing member, flow-rate adjustment seat secured to the inner casing member, and a temperature adjustment shaft received in the inner casing member; and a mixed fluid discharging passage.

Abstract: A valve in which the flow control element includes a fixed disk and a rotatable disk, and a motor operable to rotate the rotatable disk. The motor is disposed in the bore of the valve, aligned with the long axis of the valve body and the axis of rotation of the rotatable disk.

Abstract: A shut-off valve that according to one implementation comprises an inlet, an outlet, an intermediate orifice for communicating the outlet with the inlet, a closure member that closes the intermediate orifice in a closing position and prevents said communication and not preventing said communication in an opening position, and an electromagnetic actuator to cause the closure member to change position. The electromagnetic actuator comprises a static armature, a static permanent magnet and a movable element attached to the closure member. The movable element comprises a bobbin associated with the armature with freedom of movement and a coil wound around and attached to the bobbin, cooperating with the permanent magnet depending on its power supply to cause the closure member to change position.

Abstract: An improved air compressor includes a cylinder with a piston body and an air storage container. The air storage container can be detachably mounted to the cylinder to define a primary air chamber, and an auxiliary air chamber which can reduce the motion resistance of the piston body, so that the piston body can conduct reciprocating motion in the cylinder more smoothly. Furthermore, the cylinder has an open bottom that is divided into two halves according to a central vertical line (Y) of the cylinder, wherein one half of the open bottom is horizontal while the other half of the open bottom is slanted. When the piston body reaches the bottom dead center, the head of the piston body will be entirely within the cylinder and thus keep air-tight with the cylinder. Therefore, the performance of compressing air and the operational safety can be increased.

Abstract: A bath spout faucet assembly having a handle portion and a hub portion. The handle portion includes a bore disposed therein. The handle portion may also include a cylindrically-formed slot located around the bore. The hub portion is sized to fit into the cylindrically-formed slot of the handle portion. The cylindrically-formed hub portion forms an opening that is configured to be in communication with the bore in the handle portion, and is configured to receive a stem portion of a valve assembly. The bore in the handle portion is configured to receive the stem portion and the handle portion is configured to rotate the stem portion.

Abstract: A swing check valve with a combination of a flapper and a spring return mechanism is provided. The spring return mechanism includes a spring housing removeably coupled to a valve cover affixed to a valve body. The spring return mechanism also include at least two springs separated by a spring pivot guide for engaging the flapper to bias the flapper in the closed position against a valve seat.

Abstract: A transducer for a connection to a fluid pressure source having a mechanism for setting a pneumatic output by way of an electrical input signal. The transducer provides a lower housing assembly and an upper housing assembly. The lower housing assembly comprises lower housing configured to receive a supply nozzle. The supply nozzle fluidly communicates with a supply port and intermittently fluidly communicates with an output port of the lower housing through an internal fluid passageway. The lower housing further comprises an exhaust nozzle fluidly communicating with an exhaust port and intermittently fluidly communicates with the output port of the lower housing through the internal fluid passageway. The upper housing assembly comprises an upper housing configured to receive a coil and an armature such that the upper housing, coil and armature define a latching electromagnetic circuit that provides alternating contact of the armature with the supply nozzle and the exhaust nozzle of the lower housing assembly.

Abstract: A faucet with a quickly replaceable valve cartridge may include a faucet body, a valve cartridge base and a locating unit. The valve cartridge base is configured to provide an accommodating space for a valve cartridge, and the faucet body has a first chamber to receive the valve cartridge base, and the locating unit is configured to secure the valve cartridge base inside of the faucet body. When the valve cartridge of the faucet needs to be cleaned or replaced, by disengaging the locating unit from the faucet body, the valve cartridge base can be moved from the first chamber. Furthermore, the user can readily take out the valve cartridge from the valve cartridge base after disengaging an engaging ring from the valve cartridge base thereby achieving the quickly replaceable effect of the faucet valve cartridge.