Abstract: A plug valve includes a body having an interior wall and fluid passages therethrough with the interior wall having raised ridge portions thereon located in a selected pattern for cooperation with a resilient sealing cover which is molded on a plug body so that when a selected plug body having the cover is inserted into the body the raised surfaces will engage and compress the resilient material to prevent fluid leakage therebetween; the plug member has a fluid passage which, upon rotation of the plug member in the body will be brought into and out of alignment with the fluid passages in the body; the body may have a plurality of fluid pathways which are selectable by selecting a plug member having a selected pathway for providing registry between a desired path of fluid travel.

Abstract: A water faucet valve is mounted within a faucet body, in which the faucet body is threaded together with a collar, and the water faucet valve is applied below a handle. The water faucet valve comprises a cap, a valve element and two O-rings. The cap has a hole, a raised channel with a pair of lugs provided below and contacting the raised channel, a groove, and an arced protuberance on the bottom end of the cap. The valve element has a control rod with a tubular member mounted on, and a circular base. The circular base has an arced channel for receiving the arced protuberance, a first outlet port and a first inlet port.

Abstract: A hydraulic damper of the adjustable damping force type includes a cylinder, a piston rod having an end portion inserted into the cylinder and a bore formed therein and extending in the axial direction thereof, a piston secured to one end portion of the piston rod and partitioning the interior of the cylinder into two chambers, a passage for communicating the two chambers through the bore, at least one pair of orifices disposed midway along the passage, an adjusting rod rotatably inserted into the bore and adapted to be operated from the side of the other end portion of the piston rod, and a shutter secured to the adjusting rod and having a pair of openings radially formed so as to open the at least one pair of orifices. The at least one pair of orifices and the pair of openings are arranged such that either one of the pair of orifices starts to open and close after the other.

Abstract: An improved faucet valve utilizes a static diagonal sealing ring which coacts with a control member cylindrical flow control portion having a tapered lower end portion in a relationship that provides: substantially 180 degrees of control member rotation from full open to full close and vice versa, with metering of fluid flow taking place over a major portion of the control member rotational range; contact of nearly all of the sealing ring inner periphery with the control member flow control portion during initial opening and final closing stages when differential pressure is high, so there is no tendency for the sealing ring to be forced out of its grooves; the diagonal sealing ring does not move past a fluid discharge opening or vice versa, so the diagonal sealing ring is not subjected to chafing which would result in excessive wear.

Abstract: A single lever mixing valve assembly and an appliance valve assembly for sinks or the like are mounted in a valve housing. A mixing valve cartridge having hot, cold and mixed water passages and an insert having hot, cold and mixed water conduits operably coupled thereto. The insert includes a shut-off valve having a water passageway coupled to at least one of the hot and cold water conduits and an appliance water discharge conduit. The shut-off valve, the insert, the valve cartridge and means to control the shut-off valve and valve housing are coaxially arranged.

Abstract: A rotatable valve assembly for a faucet having an interchangable stainless steel plate which forms the interior flow passage of the valving member. The plate is secured to the valving member by depending tabs which engage reinforcement ribs formed in the valving member. The flow plate is of a one-piece stamped construction with the tabs formed coplanar with the plate and bent perpendicular to the plate prior to attachment of the flow plate. An aperture is formed in the plate which cooperates with an inlet port formed in the bottom wall of the valve body to control the water flow through the assembly.

Abstract: A fluid valve includes a sleeve having inlet and outlet ports. There is a stem movable within the sleeve between open and closed positions and having an inlet port and an outlet port. The stem inlet port is in communication with the sleeve inlet port and the stem outlet port is movable into registration or communication with the sleeve outlet port to define a path of flow through the valve. A seal is carried by the sleeve and cooperates with the movable stem to close the path of flow. There are means for reducing noise normally attendant to opening the valve which includes a passage in the sleeve directly adjacent the sleeve outlet port. The passage is in communication with the stem outlet port as the stem outlet port initially moves to open the path of flow to divert water and reduce pressure at the communicating outlet ports.

Abstract: An improved mechanical control device for ball valve type valve systems operable by one hand, in which actuation of the valve ball is caused by squeezing a pair of levers, one fixed lever rigidly attached to the valve housing, the other movable lever pivotably attached to the valve housing and upon squeezing, causing a gudgeon pin to translate, which in turn causes the valve ball to rotate.

Abstract: A washerless faucet valve, of the type having a matched pair of discs mounted therein for flow control purposes, is provided with an adjustable structure for applying frictional forces to the valve stem which allows the faucet valve to be mounted in a horizontal attitude with a control lever mounted on the extending end of the valve stem.

Abstract: A valve for controlling the flow of particulate solid material, especially a hot, friable, granular material. The valve comprises a fixed vertical feed tube and a concavo-convex valve member mounted for rotation about an axis forming an obtuse angle with the axis of the feed tube. The rotatable valve member is positioned so that its dished inner surface confronts the lower end of the feed tube and is essentially perpendicular thereto to block flow of material through the valve when it is in its closed position. The rotatable member has one or more openings therein that can be positioned in registry with the bottom of the feed tube to open the valve and permit the solid material to flow therethrough.

Abstract: A homogeneous fluid sampling valve mounted into a high pressure or low pressure flow line or the like wherein homogeneous fluid is flowing therein, preferably the body of the valve mounted perpendicular to the flow with a small portion of the valve body extending into the flow line. There is further provided a bore through a conduit in the valve body for transporting fluid from the main flow line through the valve body and exterior to the valve. The valve body is further provided with an extended stem wherein there is rotatably mounted a thickened collar member having a spout in fluid communication with the bore when the collar member is placed in the open position and in fluid tight engagement with the valve body when the collar member is rotated to the closed position by a stationary sealing wafer. The collar member is maintained in fluid-tight engagement against the end of the valve body against the bias of a spring member engaged on the stem member.

Abstract: A siren comprises a compressed air supply which is deflected by stationary deflectors to exit radially through stator ports. A rotor with spaced ports rotates between the stator and deflector thereby opening and closing the stator ports. Stationary vanes are disposed at circumferentially spaced locations, and constitute together with the deflector plate and stator and rotor housing, plenums. There are fewer rotor ports than stator ports, which generates an out-of-phase acoustical pattern which creates an acoustic combination from the stator ports of an acoustic output at a distance from the siren which is more uniform spatially. The thermoplastic seal between the stator and the rotor has minimal clearance under operating conditions having been run-in and plastically deformed at a temperature higher than for normal operation.

Abstract: A hydraulic damper of adjustable damping force type includes a cylinder containing hydraulic liquid, a piston working in the cylinder and partitioning the interior thereof into two liquid chambers and having thereon a damping force generating mechanism, a piston rod connected to the piston and extending through one of the liquid chambers to the outside of the cylinder, a coaxial bore formed in the piston rod, a liquid passage communicating the two liquid chambers independently from the damping force generating mechanism and including at least a portion of the bore in the piston rod, an adjusting rod inserted into the coaxial bore and rotatable from the outside of the damper, and a rotary valve secured to the adjusting rod and having a plurality of circumferentially spaced and radially extending orifices for selectively changing the effective passage area of the liquid passage. A check valve on the inner circumference of the rotary valve rotates integrally therewith in the circumferential direction.

Abstract: A hydraulic damper of the adjustable damping force type includes a cylinder containing hydraulic liquid therein, a piston working in the cylinder and partitioning the interior thereof into two liquid chambers and having a damping force generating mechanism, a piston rod connected to the piston and extending through one of the liquid chambers to the outside of the cylinder, a coaxial bore formed in the piston rod, a liquid passage communicating the liquid chambers independently from the damping force generating mechanism and including at least a portion of the bore in the piston rod, an adjusting rod inserted into the coaxial bore and operated rotatably from the outside of the damper, and a rotary valve secured to the adjusting rod for selectively changing the effective passage area of the liquid passage.

Abstract: A tap made of plastic material for dispensing liquids from containers comprising a body having a cylindrical sleeve portion for attachment to a container from which liquid is to be dispensed, the wall of the cylindrical portion being provided with an outlet hole, a tap member having a hollow cylindrical spigot portion, the outer surface of which fits tightly into the sleeve, while being free to rotate therein, the spigot having an outlet hole which can be brought into and out from, alignment with the outlet hole in the sleeve by turning the spigot and a removable plug to close the open outer end of the hollow cylindrical spigot. Removal of the plug enables the container to which the tap is fitted to be filled through the tap spigot, the spigot being maintained within the sleeve with a tight fit to retain an effective seal.

Abstract: A tub-shower diverter valve of the type having a valve body with a cylindrical cavity having inlet and outlet openings and a valve stem having a cylindrical rotatable core portion is provided a seal sleeve made of elastomeric material and incorporating a metal insert. The seal sleeve further incorporates ribs integral with its interior surface and surrounding each of the two seal sleeve outlet openings. The rotatable core portion is provided a bleed opening in a rear end wall.

Abstract: A three-piece angle stop valve comprises a valve body, resilient control sleeve and handle, with no separate fastening or sealing elements required. Inlet line pressure resiliently biases the side walls of the control sleeve and a circumferential sealing flap formed thereon into sealing engagement with the valve bore to prevent leakage. The handle is secured to the valve body by resilient formations which snap into a circumferential groove on the valve body. The handle rotates the control sleeve by means of telescoping splines. Several circumferential and axial reinforcing ribs are formed on the interior of the control sleeve.

Abstract: An air control valve is provided for use in a spa to regulate the flow of air to a hydrotherapy jet in which a recessed control knob is accessible at a rim of the spa to actuate a movable valve member to selectively constrict or dilate an air flow passage through the valve body which has an air intake opening underneath the spa rim to isolate the noise associated with the intake opening from the user.

Abstract: A non-rise faucet assembly including a shank having a lower end through which fluid is introduced and also having an upper end with a chamber in fluid communication with the lower end. A removable stem adapted for insertion into the chamber and having a lower end forming a movable valve in the chamber is provided to permit regulated flow of fluid through the faucet assembly. The stem has an axis of rotation about which the valve is movable in response to non-rising rotation of the stem within the chamber in the shank. One of the shank and the stem has a bore arranged generally transversely of the axis of rotation of the stem and the other of the shank and the stem has a pair of diametrically opposed slots in alignment with the bore after the stem has been inserted into the chamber in the shank. The slots and the bore define a continuous passageway through the shank and the stem.

Abstract: A valve assembly having a tubular valve body defining therein a main supply passage, which tubular valve body has an inlet opening at one end thereof, and an outlet opening adjacent the other end thereof in perpendicular relationship to the main supply passage. A sleevelike socket member is seated within the main supply passage in the vicinity of the outlet opening. The sleeve member has a communication opening through the sidewall thereof in alignment with the outlet opening, which communication opening confines therein an elastomeric seal ring for sealingly engaging the interior wall of the tubular body around the outlet opening. A shaftlike valve member is rotatably seated within the sleeve member and has an L-shaped flow passage which extends axially from the upstream end and then outwardly through the cylindrical sidewall for alignment with the communication opening when the valve member is rotated into its open position.

Abstract: A flow increasing insert member for a faucet valve body includes a notch therein. The insert member is sized to fit within a cavity passage in the valve body. The notch and the bottom surface of the cavity passage form a passage therethrough of lesser cross sectional area compared to the cavity passage and has a contoured surface to provide for a laminated and less turbulent flow as compared to the cavity passage. The insert member maintains the advantages of quiet opening of the valve body by not interfering with the function of the specifically shaped inlet through the bottom surface of the valve body. In addition, the insert member allows for restricted flow through a groove about the circumference of the valve body when in a partially open position.

Abstract: A rotatable valve assembly (38) for a rotary piston filling machine, the rotatable valve assembly being received within a valve body (30). The valve assembly includes a supporting valve plug (40) and interchangeable valve sleeves (42) which are adapted to be telescoped over the valve plug to an assembled position. Alignment means in the form of pins (152) and apertures (154) maintain the sleeve (42) in its desired assembled relationship on the plug (40) and insures that the valve sleeve (42) will rotate with the valve plug (40). The parts can be readily disassembled for cleaning. The valve sleeve (42) may be formed of polytetrafluoroethylene or of Waukesha Metal. The valve plug is preferably made of a stainless steel suitable for use in the food industry.

Abstract: This new plug type faucet valve assembly of the present invention particularly adapted for use in plumbing fixtures, for dispensing and, or mixing hot or cold water into lavatory sinks, vessel and the like, herein being disclosed. The preferred embodiment comprises a generally cylindrical body, having a vertical inlet port eccentrically placed from the bottom extending upward into a central cavity, and a horizontal discharge port through the side wall, wherein said ports are being interconnected at a right angle, by two intersecting blind bores in a cylindrical plug rotatably disposed therein to form a passageway through the faucet valve. Said plug comprise seals circumferentially disposed in respective grooves thereon, and having a trust bearing plate sealably co-acting with the inlet port seal at the bottom of said cavity, to protectively separate the planar surfaces of said plug and said cavity, forming a leak-proof connection therebetween.

Abstract: A device is used to control the passage of fuel from a fuel tank to an engine. The device comprises a body including a chamber. An inlet member is connected to the body and has an inlet passageway for placing the fuel tank in fluid communication with the chamber. An outlet member is connected to the body and has an outlet passageway for placing the chamber in fluid communication with the motorcycle engine. An element is disposed within the body and movable between a position placing the inlet passageway in fluid communication with the chamber and a position preventing fluid communication between the inlet passageway and the chamber. A lock mechanism is used to secure the element in the position preventing fluid communication between the inlet passageway and chamber to prevent movement of the element to the position placing the inlet passageway in fluid communication with the chamber.

Abstract: A locking valve construction including a housing, a valve member in the housing, a fluid inlet and a fluid outlet in the housing, a valve member rotating key for rotating the valve member to an open position for selectively effecting communication between the fluid inlet and the fluid outlet, a holding member effectively mounted on the housing for holding the housing against rotation relative to a base when the valve member is being rotated by the valve member rotating key, and mounting structure for mounting the housing on the base for permitting the housing and the valve member to rotate as a unit in the event that the holding member is rendered inoperative to thereby prevent movement of the valve member relative to the housing to an open position.

Abstract: A tap for a drainage bag includes a rotatable valve which is adapted to be readily taken apart for cleaning. The valve includes a body, having a cylindrical recess formed therein, and a cylindrical valve member which fits into the cylindrical recess in the body. The body is secured to a flat flange of plastic, which flange is typically welded, or adhesively fixed, in a face-to-face manner to a wall of the bag. The construction method used to make the tap is particularly well suited to rapid mass-production methods of manufacture.

Abstract: This invention is directed to a drain construction for a radiator (10) and is built generally as follows. A header (12) includes a drain area (16) which is used to drain fluid from the interior of the header when so desired. The drain area includes a first annular pipe (24) extending into the interior fluid handling portion (20) of the header as well as a larger diameter second annular pipe (30) extending outwardly from the header. The two annular pipes are plugged by a plug (40) which has a lower portion (42) and an upper portion (44). Passageways (56, 58) are provided through the plug in order to facilitate draining of the header. When the plug is rotated to its proper position with the passageways in alignment with a passageway (38) of a third annular pipe (36), fluid may be drained from the radiator. When these passageways are not aligned, fluid is contained within the header.

Abstract: In a tank ball valve assembly the ball valve includes a hollow depending sleeve which extends below the tank bottom. A handle is attached to the sleeve to rotate the ball valve between open and closed positions. An outlet chamber surrounds the sleeve and includes a slot to allow rotation of the handle 90.degree. between open and closed positions. The outlet chamber extends directly below the sleeve and the unloading spout is not offset.

Abstract: Self-closing fluid dispensing valves particularly for use with soft flexible fluid containers. The valves include a tubular outer housing having one end attached to the fluid container and an inner coaxial tubular barrel which may be rotated to align fluid dispensing holes in both housing and barrel. Tabs extending from both housing and barrel permit "two-finger" opening of the valves against spring forces that operate to automatically close the valves.

Abstract: A rotary plug valve has a tapered plug received within a frusto-conical chamber in a valve housing. A liner between the plug and chamber wall comprises a rigid metal cage partly enclosed by plastics material to provide a seal with the plug and the chamber wall with the through passage through the liner being defined by flanged portions of the metal cage. The liner and plug are removable as a unit from the chamber in the valve housing. Preferably the plastics material is moulded about the cage and is keyed to the cage by portions thereof extending through apertures of the cage.

Abstract: A rotary valve having a hollow spool with a metering notch rotatable on a sleeve which is pressed into a valve body, the sleeve having an opening selectively and progressively alignable with said notch. A thrust needle bearing is trapped between a shoulder on the spool and a cap threaded into the valve body. A passage freely transmits pressure inside said hollow spool to the side of the bearing opposite said shoulders to reduce the thrust force imposed on said bearing.

Abstract: A fluid valve includes a sleeve having inlet and outlet ports and a stem movable within the sleeve. The stem has inlet and outlet port means with the outlet port means being movable into register with the sleeve outlet port. A fixed seal member is positioned on the sleeve, out of the path of flow through the stem to the sleeve, with the stem outlet port being closed by the seal member when the valve is in a closed position.

Abstract: A closure device is disclosed herein for use in conjunction with a plastic squeeze discharge container which includes a screw-on type of bottle cap provided with a pair of indentures or cavities arranged normal to each other and a two-pronged, elbow shaped combined actuator and dispensing nozzle which movably fits into the indentures or cavities. A selected cavity is provided with a reduced entrance so as to insertably receive and snap-lock with the dispensing nozzle. The other cavity is formed to correspond to the shape of the actuator so as to recess the actuator into the cap. A finger engaging portion of the actuator extends beyond the exterior of the cap. An orifice is formed in the cap supporting the dispensing nozzle which registers with a hole in the side of the nozzle communicating with an elongated passageway that terminates in a discharge opening.

Abstract: An adjustable flow restricting valve for speed control of a pneumatic motor, comprising a tube shaped valve body which is rotatably supported in a boring and which is provided with a recess for uncovering fully or partly an outlet opening in the boring. The restricting valve is associated with a control valve for operation of a pneumatic motor. The tube shaped valve body is rotatable by means of a maneuver screw which extends transversely relative to the valve body and which forms a worm gear with the latter. The high gear ratio of the worm gear enables a precise setting of the valve body. In a multiple arrangement of control valves, the tubular valve body of one flow restricting valve forms part of the exhaust passage from one or more flow restricting valves, located upstream thereof.

Abstract: A valve assembly for use in a system carrying radioactive slurry. The valve assembly consists of a valve body with a bore, an inlet and an outlet port communicating with the bore; a valve member having a passage extending therethrough. The valve member is received in the bore of the valve body and is rotatable between a first position in which the passage of the valve member is aligned with the inlet and outlet ports of the valve body providing fluid communication between the inlet and outlet ports of the valve body and a second position in which the valve member shuts off or blocks the above fluid communication. The valve body and valve member are removable as a unit from the valve housing via a tubular extension which extends from the bore in the valve body to a location above and remote from the valve housing.

Abstract: Hydromassage apparatus for a whirlpool bath system includes a novel adjustable nozzle assembly adapted to be mounted on the wall of a bathtub or other water holding receptacle to directionally discharge a high velocity jet stream of fluid. The system includes a novel, venturi type, air injector for introducing air flow and intermixing air and water to form a high velocity, turbulent stream of fluid which is discharged from the directional nozzle assembly. The system further includes a novel air inlet control valve for selectively controlling the amount of air introduced into the water stream in the injector and the valve is also provided with a safety shut off capability for preventing the back-flow of water out through the air inlet passage.

Abstract: A replaceable cartridge valve assembly adapted for use in a sanitary fitting which includes a pair of discs, each disc having at least one opening or orifice therein to provide the valving function and an auxiliary valve means is disclosed. The valve assembly is made in the form of a removable cartridge and includes an arrangement of the valve stem which cooperates with an opening in the cartridge housing to provide the auxiliary valve means for throttling downstream from the at least one disc orifice of the disc valve means to provide a stepdown in pressure drop and thereby inhibit and/or reduce cavitation and other objectionable noises.

Abstract: A valve structure for use in a two handle faucet environment includes a sleeve and a valve member positioned within the sleeve and rotatable therein. The sleeve has an inlet and an outlet and a path of flow therebetween. The valve member has an opening which is used to connect the inlet and outlet and thus form a part of the path of flow. An annular seal member is fixed on the valve member and spaced from the opening, which seal member is used to close off communication between the inlet and outlet. At no time is the path of flow through the seal member, thus preventing any excessive pressures being applied to the seal.

Abstract: In accordance with the present invention, a container outlet valve assembly (10) is provided including a generally cone-shaped housing (12) extending upwardly into the container, and including radially spaced openings (14) in the housing for lading to flow out of the container. A cone valve (30) is located within the housing containing spaced openings (34) which align with the openings (14) in the cone housing when the cone valve is in open position. A liner (36) of low friction material is attached to the outer surface of the cone valve and/or the inner surface of the cone housing. The cone valve is rotatable to a closed position in which the valve body closes the openings located in the housing (FIG. 3). An unloading chamber (44) is located below the cone valve and is attached to a tank mounting flange (18) with shearable fasteners (24). The flange does not extend below the tank bottom in excess of one (1) inch. In one embodiment (FIG.

Abstract: A showerhead control device which includes a connector fitting, a tubular body and an elongate operater handle extending downwardly and generally outwardly therefrom to permit a user to selectively position said showerhead device to direct a water discharge flow therefrom to a desired area or location, and a valve structure in the device controlled by the operater handle to, selectively shut off and turn on a water supply by movement thereof from an "on" position to an "off" position. This is accomplished without disrupting the hot and cold water mixture in the supply conduit to the showerhead. The device includes a first portion for threaded engagement with the water supply line, a second portion carrying conventional showerhead spray structure with a universal joint connection between the first and second portions and a third portion for regulating the water flow through a passage in the second portion by means of a valve structure, and for positioning the direction of the shower spray.

Abstract: A drain assembly for a urostomy pouch or other similar collection device for permitting continuous overnight draining of the pouch into a suitable receptacle, thereby allowing the user to wear the pouch in bed without the risk of fluid leakage or the inconvenience of interrupting sleep for periodic emptying of the pouch. The assembly includes a body member adapted to be secured to a pouch at the lower end thereof and defining a path for the outflow of the fluid contents of the pouch, a rotary valve member for selectively opening and closing the flow passage, and a drainage tube equipped with a coupler for releasably engaging a stem portion of the valve member.

Abstract: A plastic valve assembly includes a body member and a controller member each having alignable transverse flow passageways and constantly aligned longitudinal flow passageways. The controller member is positioned in the body member for rotatably aligning the transverse passageways. Axially spaced about the exterior of the transverse body passageway are a pair of lands and axially spaced about the transverse controller passageway are a pair of resilient seals. A recess completely surrounds the exterior of the transverse controller passageway with a resilient wiper seal seated in the recess. The controller member is so positioned in the body member that the resilient seals constantly and sealingly engage the lands and the wiper seal constantly and sealingly engages the interior wall of the body member surrounding the transverse controller flow passageway.

Abstract: A fluid control valve has a cylindrical body member with inlet and outlet passages in spaced relation to one another. A control stem is movably positioned in a control chamber formed by the body member. A split expandable sleeve in the control chamber is movable by the control stem to provide overall volume control.

Abstract: The disclosed valve has a cylindrical, central, fluid conducting core fixed within a housing by a nut located in the housing in engagement with an integral flange of said core at the latter's inner end, an oscillatory valve element having a cylindrical wall, one end sleeve portion of which extends within a cylindrical space between the housing and the core to control fluid movement through the latter, and an opposite end sleeve portion of said cylindrical wall having an extremity formation in engagement with a knob for operating the valve, and said valve element being invertible during assembling or disassembling of the valve, in which inverted condition said extremity formation coacts with said nut to effect the latter's insertion or removal in the assembling or disassembling of the valve.

Abstract: A valve assembly including a hollow, generally cylindrical housing having spaced inlet and outlet ports, a generally circular valve member disposed coaxially within the housing between the inlet and outlet ports, and an eccentrically apertured body member disposed coaxially within the housing, and having a contact surface slidably engaged by the valve member. A sealing member engages an opposite surface of the body member and includes a projecting neck portion which extends into the eccentric opening in the body member and has an opposite end which engages the valve member. The valve member is rotatable about the axis of the housing and has a non-concentric aperture movable upon rotation of the valve member into and out of registry with a non-concentric opening in the sealing member neck portion.

Abstract: A self-contained disposable unit for converting a liquid to aerosol or for humidifying a gas includes gas inlet means and an enclosed container having a liquid supply reservoir and an outlet for the aerosol or for the humidified gas. A nozzle assembly for producing aerosol extends into the container above the liquid supply reservoir and a dual purpose conduit in communication with the liquid supply reservoir either carries liquid from the reservoir to the nozzle assembly during nebulization or passes gas into the liquid in the reservoir during humidification. The unit also includes valve means for selectively diverting gas from the gas inlet means to the nozzle assembly for nebulization or through the dual purpose conduit into the liquid in the liquid supply reservoir for humidification.

Abstract: An angle ball valve which can compensate the wear of the seat ring by a simple operation such that the adjusting spindle is merely rotated without decomposing the valve.

Abstract: A seatless valve for controlling the flow of granular material from a hopper or the like. The valve comprises a housing having a cylindrical spout fixed therein. Coaxial with the spout but spaced therefrom is a rotor gate having a cutaway cylindrical wall that rotates around the spout. In one position, flow through the valve is uninterrupted. In another position, the gate occupies the area of repose of the material falling through the spout, thus interrupting that flow. The housing may seal the spout and gate from the surrounding atmosphere.

Abstract: An indexing valve assembly utilizes a mandrel having elastomeric seal means retained by a seal housing containing a seal island over which is slidably located a slotted indexing sleeve.

Abstract: A two piece valve sleeve mandrel utilizes replaceable insert seal carriers having peripheral elastomeric sealing areas thereon which may be partially or fully pressure-balanced.