Abstract: A fluid control system includes a fluid control device configured to be connected to at least one of two casing elements in a well, for controlling a fluid flow between a bore of the fluid control device and a zone located outside the casing elements; and a tracer material located within an inner chamber of a body of the fluid control device, the tracer material being uniquely associated with the fluid control device. The fluid control device is configured to release, when activated, the tracer material out of the inner chamber.

Abstract: A fluid control system includes a fluid control device configured to be connected to at least one of two casing elements in a well, for controlling a fluid flow between a bore of the fluid control device and a zone located outside the casing elements; and a tracer material located within an inner chamber of a body of the fluid control device, the tracer material being uniquely associated with the fluid control device. The fluid control device is configured to release, when activated, the tracer material out of the inner chamber.

Abstract: A pressure regulator is described. The pressure regulator includes a diaphragm, a vent limiting component, a relief valve stem, and a main spring. The diaphragm has an inner edge that defines a main relief opening. The vent limiting component is positioned within the main relief opening and adjacent to an upper side of the diaphragm about the inner edge. The vent limiting component defines an orifice, wherein the lower side of the diaphragm is in fluid communication with the upper side of the diaphragm through the orifice. The relief valve stem is positioned adjacent to a lower side of the diaphragm about the inner edge. The main spring is configured to provide a force to the vent limiting component to removably secure the vent limiting component to the diaphragm.

Abstract: A linear compressor and a method for operating a linear compressor are provided. The linear compressor includes a casing and a machined spring. An inner back iron assembly is fixed to the machined spring at a middle portion of the machined spring. The linear compressor also includes features for adjusting a length of the machined spring.

Abstract: One embodiment of an animal behavioral control apparatus includes a cartridge and a head. The cartridge contains pressurized gas. The head is coupled to the cartridge and includes a body and an actuator. The body has a first passage that can communicate with the pressurized gas. The body also has a bore. The actuator extends through the bore and has a second passage. When the animal behavioral control apparatus is in a first state, the first passage and the second passage are not in communication with each other. And, upon actuation of the actuator, the animal behavioral control apparatus is brought to a second state in which the first passage and second passage are in communication with each other.

Abstract: Apparatus to interface with a corrugated profile are disclosed. An example apparatus for use with a fluid regulator includes an elastomeric ring having a corrugated profile that corresponds to a corrugated profile of a diaphragm of the fluid regulator. The elastomeric ring is to be positioned between a valve body and a bonnet of the fluid regulator to clamp the diaphragm between the valve body and the bonnet. A metallic ring positioned between the valve body and the bonnet engages the elastomeric ring to support the elastomeric ring.

Abstract: Valve bodies having integral boost reducing capability are described herein. An example fluid regulator includes a body having a main passageway defining an orifice to fluidly couple an inlet and an outlet where the main passageway defines an inlet volume boundary between the inlet and the orifice and an outlet volume boundary between the orifice and the outlet. A portion of the outlet volume boundary includes an inner wall adjacent the orifice. A valve plug is disposed within the second portion of the passageway such that the inner wall substantially surrounds an outer surface of the valve plug to substantially restrict fluid flow between the inner wall and the outer surface of the valve plug and toward the throat. The valve body having a secondary fluid passage within the outlet volume boundary to increase fluid flow toward the throat of the valve body when a fluid flows across the orifice.

Abstract: A pilot type pressure regulator has: a primary port to which air is supplied from the outside; and a secondary port discharging air regulated by a main valve body provided to a main valve shaft. A main valve diaphragm abutting on an abutting end surface of the main valve shaft partitions an inner space into a secondary pressure chamber communicating with the secondary port and a pilot pressure chamber to which pilot pressure is supplied. This pressure regulator has an exhaust mechanism exhausting air from the secondary pressure chamber to the outside when pressure of the secondary port exceeds a set value. In the exhaust mechanism, a stopper holding a sealing material in a guide hole is inserted from the side close to a main valve hole, that is, an inner end portion.

Abstract: A needle fill valve, in which a bearer is set on the top of a body, the bearer is covered on an upper cover, a front cavity is set on the front side of the bearer, an inner cavity is set on the location corresponding to the front cavity for placing the annular gasket of the sealing plate wrapped a sealing valve pad, and the purpose of fixing the sealing valve pad for preventing being disengaged from the annular gasket is achieved by fastening an upper fixed seat and a lower fixed seat.

Abstract: A manually operable gas regulator includes a knob, an upper cover, a return spring, a movable block, a pressure adjusting spring, a diaphragm assembly, a body, and a lever pivotably mounted to the body. An upper end of the diaphragm assembly abuts a lower end of the pressure adjusting spring whose upper end abuts a lower end of the movable block. An upper end of the movable block abuts a lower end of the movable block securely engaged with the upper cover and the knob. Rotation of the knob causes upward/downward movement of an axle of the diaphragm assembly to pivot the lever. A plug on an end of the lever is moved to accurately control the flow of gas and to accurately close or open an output end of an inlet passage of the body.

Abstract: A two-stage regulator having a piston situated in a first stage for substantially reducing high pressures introduced into the regulator. The reduced pressure is exerted against the second stage that includes a plunger-actuated diaphragm that urges an actuator to open a ball valve at a selected pressure to allow fluid to flow out of the regulator at a desired reduced pressure.

Abstract: Diaphragm assemblies for use with fluid control devices are described. An example diaphragm assembly includes a body defining a plurality of chambers to be fluidly coupled to an outlet pressure of a fluid control device. Each of the chambers is spaced along a stem at least partially disposed in the chambers, and the stem is to move to control a flow of fluid through the fluid control device. Additionally, the example diaphragm assembly includes a first plurality of diaphragms, each of which is disposed in a corresponding one of the chambers, and each of which is coupled to the stem to move the stem in response to the outlet pressure of the fluid control device.

Abstract: A control valve comprises a valve housing (1) having an inlet side (17) and an outlet side (18). The control valve also has a pressure maintaining arrangement for maintaining a constant differential pressure between the inlet and outlet sides, as well as an amount control arrangement for setting the maximum flow through the valve. A pair of cylinder shells located in the flow path have cooperating recesses which provide an uncovered area forming an opening (25). One cylinder shell is rotatable relative to the other cylinder shell by a rotatable handle (13), whereby a larger or smaller opening (25) between the cooperating cylinder shells may be provided. Both cylinder shells are axially displaceable within a seat hole (8), resulting in an increase or a decrease of the opening (25).

Abstract: A regulator for gas having a diaphragm rod held at the center of a diaphragm of which rim is sandwiched between a body and a cover via diaphragm retainers, and a valve element capable of seating itself at a valve seat fixedly placed in the body with a valve hole opening at the center provided in an intermediate portion of a valve shaft having its one end detachably coupled to the diaphragm rod and its other end slidably fitted in a guide opening provided on the body side, wherein the body (34) is equipped with a valve action unit (120) formed by assembling in advance a valve seat member (100) having a valve hole (111) and the valve seat (112) provided thereon, a guide member (106) having a guide opening (105) and pressed into the valve seat member (100), and a valve shaft (114) having a valve element (113) provided thereon in a state of having one end of the valve shaft (114) projected from the valve hole (111) and the other end of the valve shaft (114) slidably fitted into the guide opening (105) It is there

Abstract: A pilot device cooperates with a gas pressure regulator suitable for use in gas distribution systems and consists of: a head with two chambers separated by a first membrane, one chamber at the gas pressure regulator outlet pressure and the other at atmospheric pressure; a body with elastic means and an axial thrust unit acting on the first membrane and cooperating with a regulation unit having at the inlet a supply pressure and at the outlet the motorization gas which is transferred to the motorization chamber of the gas pressure regulator. The pilot device features a tank having a wall with a further membrane provided with the mechanical elastic setting means. Gas is conveyed into the tank with a load pressure to modify the thrust of the elastic setting means. The device has a closed compensation chamber at atmospheric pressure, having the further membrane in common with the tank.

Abstract: A blow-off valve for a turbo blower 1000 has a body part 100 which includes a cylinder part 110, a valve-guide plate 130 on the cylinder part 110 and a head part 150 covering the valve-guide plate 130. In the cylinder part 110, a blow-connection opening 1038 connected with a blow opening 2500 of the turbo blower 2000 and a blow-off opening 1058 to blow off the emission air from the turbo blower 2000. A spool valve 300 is provided and a blow-pressure spool 380 is located at space connected with the blow-connection opening 1038 and a blow-pressure opposing spool 330 is located between the valve-guide plate 130 and the head part 150 and a stem of the spool valve penetrates the valve-guide plate 130 and is supported thereby. A three-way solenoid valve 20 is mounted on the head part 150.

Abstract: A pressure regulator having a conduit with a plurality of adjustable valves inserted reversibly into the conduit. The valves are aligned along the axis of water flow. The interior of the conduit is divided into an inlet chamber and outlet chamber by a septum. The valves are inserted into the inlet chamber, and valve seats protrude through holes in the septum into the outlet chamber, thereby sealing the inlet chamber from the outlet chamber. Fluid flows into the conduit, into the inlet chamber, through the open valve, into the outlet chamber, and then flows out of the conduit. The valves regulate fluid pressure in the outlet chamber. The degree of pressure regulation can be adjusted for each valve by turning pressure adjustment knobs on the top of the valves to produce precise regulation of pressure and fluid flow. A conduit plug can replace a valve in the conduit.

Abstract: Pressure regulators for beverage dispensers of the type using a high pressure gas cartridge such a CO2 cartridge. The regulators provide a simple, low cost, easily assembled and reliable regulator of particularly small size, facilitated in part by the fact that the invention allows the use of a diaphragm of a particularly small size without necessitating the use of expensive and bulky diaphragm clamps, such as threaded clamps, yet is able to provide a more than adequate seal at both the inner and outer portions of the diaphragm.

Abstract: A high-pressure side primary pressure chamber communicates with a secondary pressure chamber on the side of a pressure receiving device through a communication hole. A diaphragm which receives the pressure in the secondary pressure chamber is provided, and a valve body is connected to the diaphragm. The diaphragm is biased by a spring in a valve opening direction. The area S (mm2) of the pressure receiving surface of the diaphragm and the spring constant k (N/mm) of the spring are set so as to satisfy the following equations (1) and (2). P1×S?k×?L>C??(1) P1<P2??(2) where P1 denotes the pressure (MPa or N/mm2) of the secondary pressure chamber, ?L denotes the displacement (mm) of the spring, C denotes the minimum closing load (N) of the valve body, and P2 denotes the allowable maximum pressure (MPa or N/mm2) of the pressure receiving device.

Abstract: A gas pressure regulator comprises a main body having a first, gas inlet pipe and a second, gas outlet pipe, a calibrated gas passage through which gas flows from the first pipe to the second pipe, a shutter housed at least partially in the main body and mobile lengthwise along a first defined line to adjust the opening of the calibrated passage, a device for actuating the shutter and a regulator spring unit opposing the movement of the shutter.

Abstract: A centralized automatic fluid or gas spill prevention and shut-off valve system that prevents line ruptures comprising means to reduce fluid pressures, such as gas, to appropriate levels, a continuous monitoring of downstream conditions, an immediate stop system of major spillage caused by excessive flow wherein said immediate stop system automatically shuts off the flow of fluids, means for timed shut off of minor fluid flows that exceed a predetermined amount of time and a restarting system that restarts when overflow conditions are corrected, wherein said restarting system works automatically or manually.

Abstract: A gas pressure regulator comprises a main body having a first, gas inlet pipe and a second, gas outlet pipe, a calibrated gas passage through which gas flows from the first pipe to the second pipe, a shutter housed at least partially in the main body and mobile lengthwise along a first defined line to adjust the opening of the calibrated passage, a device for actuating the shutter and a regulator spring unit opposing the movement of the shutter.

Abstract: A gas pressure regulator comprises a main body having a first, gas inlet pipe and a second, gas outlet pipe, a calibrated gas passage through which gas flows from the first pipe to the second pipe, a shutter housed at least partially in the main body and mobile lengthwise along a first defined line to adjust the opening of the calibrated passage, a device for actuating the shutter and a regulator spring unit opposing the movement of the shutter.

Abstract: Methods and related systems are described for controlling inflow of fluid into a production string. In aspects, the invention provides an inflow control device with a shut-off feature that is operated automatically utilizing swellable materials.

Abstract: Systems and methods for venting gas from a gas regulator in the event of overpressurization of the gas regulator are provided. A bonnet for a gas regulator that includes one or more apertures through which gas may vent. The bonnet may be made of a moldable synthetic plastic material, such as glass filled nylon.

Abstract: Pressure regulators for beverage dispensers of the type using a high pressure gas cartridge such a CO2 cartridge. The regulators provide a simple, low cost, easily assembled and reliable regulator of particularly small size, facilitated in part by the fact that the invention allows the use of a diaphragm of a particularly small size without necessitating the use of expensive and bulky diaphragm clamps, such as threaded clamps, yet is able to provide a more than adequate seal at both the inner and outer portions of the diaphragm.

Abstract: A metallic sealing disk having an elastomeric backing for use with fluid regulators is described. An example apparatus includes a substantially disk-shaped elastomeric ring and a substantially disk-shaped metallic ring coupled to the elastomeric ring to form a sealing surface.

Abstract: A one piece double membrane diaphragm is disclosed. The double membrane diaphragm has an upper (308) and lower diaphragm membrane (310) joined together by a central section (312). The upper diaphragm membrane (308) is configured to seal against a top sealing surface (222) when the diaphragm is in a first position. The lower diaphragm membrane (310) is configured to seal against a bottom sealing surface (224) when the diaphragm is in a second position. An upper rim (318) may be attached to the upper diaphragm membrane (308) where the upper rim (318) is configured to hold the upper diaphragm membrane (308) into the valve. A lower rim (320) may be attached to the lower diaphragm membrane (310) where the lower rim (320) is configured to hold the lower diaphragm membrane (320) into the valve. The diaphragm may also be made from a resilient material and shaped ia such a way as to create a spring force holding the diaphragm into a default position in the valve.

Abstract: A flow control device is provided comprising: a housing (19) including a first chamber (21) communicated with an inlet port (11) and a second chamber (22) communicated with an outlet port (12); a cylindrical portion (25), which extends in the second chamber, for communicating the first chamber with the second chamber; a valve seat (61) provided at a forward end portion (25a) of the cylindrical portion; and a valve body (32) for opening and closing the valve seat, wherein at least one of the valve seat and the valve body is made of a material, the heat deformation of which is smaller than that of material composing the cylindrical portion. Due to the foregoing, it is possible to stably adjust the flow rate of a fluid of a high temperature and pressure. A pressure chamber (29), which is communicated with the second chamber and provided with a pressure port (18), may be arranged in the housing.

Abstract: A regulator valve for managing a fluid in an appliance is provided. The regulator valve comprises a housing having an inlet and an outlet, a filter, a pressure regulator, a solenoid valve, a mounting structure, and a locking tab depending from the mounting structure. The inlet and outlet utilize quick connect adaptors. The pressure regulator maintains the fluid in the housing within a desired pressure range and the solenoid valve alternatively permits and prevents expulsion of the fluid from the outlet. The twist mount is inserted through a twist mount aperture on, e.g., a drinking fountain and rotated until a portion of the twist mount engages with a portion of the drinking fountain and the locking tab rests in a tab aperture on the drinking fountain. Therefore, the regulator valve is secured to the drinking fountain and can clean, regulate, and manage the fluid.

Abstract: A gas pressure-reducing valve includes a pressure-reducing chamber for generating a gas pressure that acts on one surface of a diaphragm, a valve body that can sit on a valve seat having in its central part a valve hole communicating with the pressure-reducing chamber, and a spring biasing the diaphragm in a direction that detaches the valve body from the valve seat. A valve housing is formed by conjoining a body, a partition, and a cover. The partition forms the pressure-reducing chamber between itself and the body and forms a pressure action chamber between itself and the diaphragm. The cover forms the spring chamber between itself and the other surface of the diaphragm and has the peripheral edge of the diaphragm clamped between itself and the partition. The partition has a through hole for allowing the valve stem to run through in an airtight and axially slidable manner and a communicating hole for providing communication between the pressure action chamber and the pressure-reducing chamber.

Abstract: Pressure reducer for compressed gases, comprising at least one regulation stage constituted by a chamber divided by a first membrane (25) into two chambers (23, 24), one of which said chambers (24) is maintained at a reference pressure and the other (23) at a pressure which depends on the gas pressure in the outlet pipe (3), an opening, closed by a membrane (43) integral with a cap (42), located between the said chamber (24) at the reference pressure and the said gas outlet pipe (3), a gas inlet chamber (10) with an opening (11) which leads to the said outlet pipe (3) in correspondence with the said cap (42), the movements of which said cap open and close the passage (11) between the said inlet chamber (10) and the said outlet pipe (3), and means (41) integral with the said first membrane (25) which act on the said cap (42) so that it approaches and retracts from opening (11) of the said gas inlet chamber.

Abstract: A balanced fluid pressure regulator of the disclosed embodiment comprises a balancing bellows inside a sensing bellows to minimize the supply pressure effect for improved performance while reducing the size and weight of the regulator in comparison to a conventional regulator. A sensing duct communicates the enclosed space between the bellows with the fluid passage of the regulator downstream from a poppet valve. The cross-sectional area of the fluid passage is reduced in the vicinity of the sensing duct for decreasing the pressure in the enclosed space at high gas flow rates. The valve seat in the regulator is supported so it is free to move during assembly of the regulator to self-align the seat with the poppet valve.