Abstract: The present invention addresses the problem of providing: a metal gasket capable of limiting the loss of axial bolt fastening force even if a peripheral creased section is formed as an anti-saline intrusion measure; and a metal gasket, which has relatively small curved sections with a radius of curvature of not more than 20 mm on the outer edge and which is capable of limiting loss of axial bolt fastening force even when a peripheral creased section is formed over the entire perimeter of the metal gasket as an anti-saline intrusion measure. Said problem is solved by a metal gasket, which is disposed between the abutting surfaces of two members and has, on a metal base plate: bolt holes into which bolts are inserted; a bead that is to the inside of the bolt holes and is for sealing between the abutting surfaces; and a peripheral creased section configured by bending the perimeter of the metal base plate in one direction so that no gap in which saline can accumulate is formed between the abutting surfaces.

Abstract: A gasket including a sheet part that includes exfoliated clay minerals, wherein the exfoliated clay minerals are irregularly dispersed in the sheet part without being oriented.

Abstract: The invention provides a sealing device which can suppress occurrence of static leakage and has a seal lip and a seal flange which are slidably in contact with each other, and a screw groove arranged in an end face, in an axial direction, of the seal flange. In the sealing device, the seal lip attached to a non-rotational housing side is slidably in contact with the end face, in the axial direction, of the seal flange on the rotational axis side, and which has the screw groove arranged in the end face, in the axial direction, of the seal flange so as to exert a fluid pumping action during rotation, is characterized in that the screw groove has an inner-circumferential-side inclined surface and an outer-circumferential-side inclined surface as the internal surfaces, and has a groove bottom part in a circular arc cross-sectional shape that interconnects both of the inclined surfaces.

Abstract: A seal assembly includes a base body having a seal element and a retainer radially spaced from the seal element. The retainer includes a support surface facing the seal element, and a support ring abuts on the support surface of the retainer. The support ring has a first end and a second end circumferentially spaced from the first end, and a portion of the first end extends into a recess of the second end to connect the first end to the second end. Also a method of manufacturing the seal assembly.

Abstract: Provided are a stop valve (100) and an air conditioner having the same. The stop valve (100) includes: a valve seat (1) defining a valve chamber (11) and a fitting chamber (12) in communication with the valve chamber (11), in which the fitting chamber (12) is located at a first end face of the valve chamber (11) and the valve chamber (11) is provided with two ports (112) in communication with the valve chamber (11); a lantern ring (2) fitted in one of the two ports (112); a valve disc (3) including a fitting part (31) and a stopping part (32) disposed to the fitting part (31), in which the fitting part (31) is threadedly fitted with the fitting chamber (12), the stopping part (32) is located in the valve chamber (11); and an elastic sealing member (4).

Abstract: A valve assembly includes a valve body, a first spring seat disposed within the valve body, a preload spring disposed within the valve body and mated with the first spring seat, and a second spring seat disposed within the valve body and mated with the preload spring. The second spring seat is adjustably mated to the valve body.

Abstract: A top entry ball valve comprises a housing with a central cavity communicating with two bores which define a flow path through the housing. A ball valve element is provided and comprises a through bore. The ball valve element is rotatably mounted within the central cavity for rotation about an axis for selectively aligning the through bore with the housing bores. The ball valve element further comprises first and second flat surfaces on opposite sides of the ball valve element. The flat surfaces are perpendicular to the axis. The top entry ball valve further comprises first and second seats which are configured to provide a seal between the ball valve element and the central cavity. First and second protective rings are provided for receiving and supporting at least a portion of the first and second seats.

Abstract: An illustrative valve block includes a pressure plate, a fluid transfer block, and a diaphragm. The pressure plate includes a pressure channel configured to receive a pressurized first fluid and a recess in a surface of the pressure plate. The pressure channel and the recess are fluidly connected. The fluid transfer block includes an inlet connection configured to receive a second fluid and an outlet connection. The fluid transfer block also includes a plurality of valve inlet bores each fluidly connected to the inlet connection. The plurality of valve inlet bores are distributed along at least part of a first circular shape. The fluid transfer block further includes a plurality of valve outlet bores each fluidly connected to the outlet connection.

Abstract: A pilot valve for reliably moving a switching valve of a gas control valve. The pilot valve includes a bottomed cylinder-shaped valve body having an opening at one end, spools slidably accommodated in the valve body, and resilient members disposed at other ends of the spools opposite to the opening side to urge the spools toward the opening side. The valve body has at least three through-hole portions substantially equally spaced in a longitudinal direction. The spools allow communication between at least two mutually adjacent through-hole portions. The resilient members are configured to press the spools toward the opening side of the valve body in cooperation with a pressing device, thereby switching the spools from a state where the spools are positioned at a side of the valve body opposite to the opening side to a state where the spools are positioned at the opening side.

Abstract: According to the present disclosure, there is provided a check valve comprising a valve housing defining a pair of valve openings. A pair of flapper elements are pivotably mounted to at least one hinge pin for rotation relative to the housing between an open position in which they permit fluid flow through the respective valve openings and a closed position in which they prevent fluid flow through the valve openings. The check valve also includes at least one hinge pin receiving post that extends upwardly from the valve housing, wherein the at least one hinge pin receiving post comprises a first, lower end portion having an opening for receiving said at least one hinge pin, a second, upper end portion and a flexible, serpentine portion intermediate said end portions.

Abstract: A one way valve assembly including a base, a cover, and a valve member is provided. The base includes a first and a second lower hollows and an inlet connected through the first lower hollow. The cover includes a first and a second upper hollows, a connecting path, an outlet, and an exhaust nozzle. Positions of the first and the second upper hollows correspond to positions of the first and the second lower hollows. The first upper hollow is connected through the second upper hollow via the connecting path. The outlet is connected through the second upper hollow. The valve member is disposed between the base and the cover. The valve member has a first zone, a second zone, and a third zone corresponding to the first and the second upper hollows and the connecting path, and includes a valve nozzle between the second lower hollow and the second upper hollow. The first zone can deform towards the first lower hollow or the first upper hollow.

Abstract: A subsea hydraulic system comprises a dual (or dual action) check valve on a port for connection to a remotely operated vehicle (ROV). The check valve provides backpressure to flow in either direction. This keeps hydraulic fluid in the hydraulic system, and seawater out. If flow needs to return to the ROV, it may flow out the port, subject to a selected back pressure.

Abstract: A valve including a valve housing, a casing, a spring guide, and a retaining cup. The casing may be disposed within the valve housing and may include a bore. The spring guide may be disposed within the bore and the retaining cup may be disposed partially around the casing to engage and retain the spring guide at least partially within the bore of the casing.

Abstract: A fluid control system has a first series of connected circuit boards that each actuate a respective valve unit mounted to a manifold block. A first communication module has a valve driver with a plurality of outputs for actuating the valve units connected to the first series of connected circuit boards. A serial control line extends through the first series of connected circuit boards and is connected to a second driver for actuating a second series of connected circuit boards.

Abstract: A control device configured to control each of a vacuum pump and a vacuum valve provided on a side of a suction port of the vacuum pump, the control device comprises: a motor driver configured to drive a rotor driving motor of the vacuum pump; a valve plate driver configured to drive a valve plate driving motor of the vacuum valve; and a controller configured to control the motor driver and the valve plate driver.

Abstract: The invention relates to a method for simulating malfunctioning solenoid valves for an internal combustion engine by influencing an activation time and a deactivation time of the solenoid valve. A current with a specified modifiable current strength flows through the solenoid valve in order to achieve an opening and closing process. The closing process is forced after the current supplied to the solenoid valve is activated at the activation time, and the opening process is forced after the current supplied to the solenoid valve is deactivated at the deactivation time. The current is applied with a charging current strength prior to the activation time for the duration of a charging phase, and after the activation time, the current is increased to peak current strength and subsequently reduced to a holding current strength.

Abstract: An actuator includes a housing with a first end, a second end opposite the first end, and a bore disposed therein. The bore defines a poppet movement axis and extends between the first end and second end of the housing. A solenoid is disposed within the bore and extends about the poppet movement axis. An armature is disposed within the bore and is movable along the poppet movement axis between a disengaged position and an engaged position, the engaged position proximate the solenoid and the disengaged position spaced apart from the solenoid. A magnet is disposed within the bore between the first end of the housing and the armature, the magnet magnetically coupled to the armature to bias the armature towards the disengaged position.

Abstract: A fuel supply valve is provided. The fuel supply valve includes a housing of the valve, a plunger and a hollow part. A cavity where the plunger moves is formed at one side of the housing and a contact area is formed between the housing and the plunger based on the movement of the plunger. Accordingly, fuel flow in the cavity is limited by the contact.

Abstract: An electromagnetic actuator includes a pair of plate springs each of which is configured to produce elastic force in a predetermined direction in accordance with an amount of deformation; a movable member supported by the pair of plate springs to be movable in the predetermined direction; and a drive unit which is configured to drive the movable member in the predetermined direction in a non-contact state by means of electromagnetic force to be applied between the pair of plate springs in the predetermined direction.

Abstract: A check valve includes a tubular sleeve bounding a longitudinally-extending flow-through passage for fluids, a disc having a first material affixed along a first portion of its periphery to a flexible hinge member, and a bill affixed at a first end to one or more of the sleeve, the flexible hinge member, and the disc. The check valve also includes one or more of the following of (i), (ii), and (iii): (i) at least one groove, rib, insert, or combination thereof that extends longitudinally along a length of the disc, the bill, or both the disc and the bill; (ii) at least one groove, notch, rib, insert, or combination thereof that extends laterally along a width of the bill; and (iii) at least one ripple that extends longitudinally along a length of the bill and, optionally, longitudinally along a length of the disc.

Abstract: A system for securing a valve actuator to body of a valve assembly includes an actuator housing having housing lugs protruding radially to define a plurality of housing slots therebetween. A bonnet has bonnet lugs protruding radially to define a plurality of bonnet slots therebetween. Each of the housing lugs are sized to pass axially through a respective one of the bonnet slots when the actuator housing is in a released position and, after passing through the bonnet slots, the actuator housing is rotatable to a locked position where at least a portion of one or more of the housing lugs is axially aligned with a portion of a respective bonnet lug to prevent axial movement of the actuator housing, the actuator housing rotating less than one full revolution between the released and locked positions. A securing mechanism prevents relative rotation between the actuator housing and the bonnet.

Abstract: Provided is a flow rate adjusting device in which a body portion having a valve hole includes: an annular wall portion that partitions a downstream-side fluid chamber into an inside flow channel annularly formed around a valve body portion and an outside flow channel annularly formed at an outside of the inside flow channel; an outflow hole that guides the fluid circulating in the outside flow channel to an outflow-side flow channel; and a blocking wall that blocks the fluid having reached the outflow hole from flowing around the outside flow channel. The annular wall portion includes a communication flow channel that guides the fluid from the inside flow channel to the outside flow channel. The communication flow channel guides the fluid to a location that is adjacent to the blocking wall and is isolated from the outflow hole by the blocking wall.

Abstract: A valve assembly for a reciprocating compressor includes a plate provided with at least one intake through opening and with at least one delivery through opening, at least one laminar elastic intake valve susceptible of selectively assuming a deformed configuration moving away from the intake opening, at least one laminar elastic delivery valve susceptible of selectively assuming a deformed configuration moving away from the delivery opening, members for connecting the laminar elastic intake valve and the laminar elastic delivery valve to the plate, and an abutment element, operatively associated with the laminar delivery valve and adapted to limit and control the deformation to which the laminar elastic delivery valve is subjected during use.

Abstract: A gating mechanism that uses a capillary stabilized liquid as a reversible, reconfigurable gate that fills and seals pores in the closed state, and creates a non-fouling, liquid-lined pore in the open state is disclosed. Theoretical modeling and experiments demonstrate that for each transport substance, the gating threshold—the pressure needed to open the pores—can be rationally tuned over a wide pressure range. This enables realizing in one system differential response profiles for a variety of liquids and gases, even letting liquids flow through the pore while preventing gas from escaping. These capabilities allow dynamic modulation of gas-liquid sorting and to separate multi-phase mixtures, with the liquid lining ensuring sustained antifouling behavior.

Abstract: A support for a pipe. The support includes a body and at least one base configured so as to be in contact with and connected to a fixing surface. The support includes an orifice for receiving the pipe. Two inner members are disposed within the body. A first inner member is disposed in the body and a second inner member is disposed in the first inner member. The outer surface of the first inner member is spherical. The first and second inner members are configured to move relative to all three axes to position 360 degrees.

Abstract: A flexible pipe loop for use in a pipe run, which is divided at allocation along its run, said loop comprising: a first flexible tube member comprising a first and second open end, wherein the first open end is to be connected to the pipe run at the divided location such that the first flexible tube member is in fluid communication with the pipe run; a second flexible tube member comprising a first and second open end, wherein the first open end is connected to and in fluid communication with the second open end of the first flexible tube member; a third flexible tube member comprising a first and second open end, wherein the first open end is connected to and in fluid communication with the second open end of the second flexible tube member such that the third flexible tube member is disposed substantially in parallel with the second flexible tube member, wherein the second open end of the third flexible tube member is to be connected to and in fluid communication with the pipe run; wherein the first flexibl

Abstract: A multi-layer coiled tube is provided. The multi-layer coiled tube may include an inner coiled tube. An outer tube may circumferentially and longitudinally surround the inner coiled tube. Conductors may be positioned between the inner coiled tube and the outer tube. The conductors may include electrical conductors and fiber optic cables.

Abstract: A connection arrangement between an aluminum tube and a heat exchanger, wherein the tube has an outer diameter D and comprises an end flange abutted against a connection flange of the heat exchanger and fastened thereto by means of a fastener. The tube further comprises an elbow arranged close to the end flange, and a rectilinear segment extending from the end flange to an end cross-section of the elbow. The elbow has a bend radius R, referred to the central axis of the tube, such that 0.5D?R?D and the end cross-section of the elbow is arranged at a distance d from the connection flange of the heat exchanger such that d?0.5D. The fastener consists of a tube clamp of plastic material encircling the connection flange of the heat exchanger and the end flange of the tube. The tube clamp comprises a pair of clamp halves snap-fitted to each other.

Abstract: A pipe adapter may comprise a main body, an O-ring, a conical ring, an engaging ring, a control unit and a locating, tube, and a front opening formed at a front end of the main body which is configured to receive a pipe. Since the conical ring, engaging ring and locating tube are coupled in sequence instead of covering one by one such that there is no need to enlarge a diameter of the front opening of the main body for receiving the above components thereby lowering the manufacturing cost.

Abstract: A pipe sleeve adapter that is a universal replacement part that enables a thin-walled pipe to be connected to a pipe sleeve that was designed to receive thick-walled pipe. Pipe sleeve adapter and pipe sleeve have the same nominal dimension, but the outer diameter of the sleeve adapter is smaller than the inner diameter of the pipe sleeve. The sleeve adapter includes a pipe section and an elastically deformable seal that fits around the outer diameter of the pipe section. A stretch device is arranged beneath the seal and has an adjustable height dimension. Increasing the height of the stretch device exerts tension on the seal, which deforms elastically radially outward to an extent defined by the degree of change in height of the stretch device, thereby increasing the outer diameter of the seal to a dimension that corresponds to the inner diameter of the specific pipe sleeve.

Abstract: Seals for mechanical couplings and fittings have sealing surfaces with one or more projections that form closable leak paths between the coupling or fitting and pipe elements being joined. The leak paths close when the coupling or fitting is properly installed. Otherwise, the leak paths remain open to ensure that improperly installed couplings and fittings can be discovered during pressure testing and before service pressure is applied.

Abstract: A coupling configured with at least one fastener for compressing and also opening the coupling. The fastener may be at least one jack screw.

Abstract: The present document discloses a port flange for a heat exchanger. The port flange comprises a heat exchanger mounting portion (83), for connection to a heat exchanger plate, a system interface portion (82), comprising a flange for connection to a system that is to supply or receive a medium to/from the heat exchanger, and a port channel (84), for connecting an opening in the system interface portion to the heat exchanger mounting portion.

Abstract: Various systems and assemblies that can be utilized with hydraulic and other fluid flow lines are disclosed. According to one embodiment, the present application discloses an assembly that can include a first section, a second section and a third section. The first section can define a first passageway therein to receive and allow for passage of a fluid. The second section can define a second passageway that communicates with the first passageway. The second section and the first section together can form a first ball joint having an internal portion and an external portion. The first ball joint can comprise a moveable coupling between second section and the first section. The third section can define a third passageway that communicates with the second passageway. The third section can telescopically receive the second section therein and can be configured to form a linearly moveable joint between the third section and the second section.

Abstract: An apparatus (10) for coupling with a pipe (12), the apparatus (10) including a body assembly (13) having a body (14) adapted fit with the pipe (12), and at least two gripping parts (16) moveably coupled to the body (14), the at least two gripping parts (16) being adapted to be moveable between an insertion condition, in which the gripping parts (16) are resiliently depressible to allow movement of the pipe (12) in a first insertion direction, and a gripping condition in which the gripping parts (16) each engage with opposing side walls (18) of the pipe (12) to restrict movement of the pipe (12) in a second opposing direction thereby coupling the apparatus (10) and the pipe (12). Other variations of the apparatus (10) and associated methods of use are also disclosed.

Abstract: A threadless connector includes a connector body having a central bore therethrough and a retainer ring disposed in an end of the connector body, the retainer ring comprising a plurality of teeth segments, wherein the plurality of teeth segments are configured to be inwardly angled to contact an end of a conduit inserted into the connector body.

Abstract: A quick connection structure of a faucet outlet pipe includes an upper pipe, a lower pipe, and a connector. The upper pipe and the lower pipe are connected through the connector in a quick manner. The connector includes a connecting sleeve, a left elastic block, and a right elastic block. A central portion of the connecting sleeve is transversely formed with an opening. The left elastic block and the right elastic block face each other and are movably installed in the opening to hold against the upper pipe elastically. A top of the connecting sleeve is formed with a receiving hole for insertion of the upper pipe. A bottom of the opening is formed with a connecting hole to mate with the upper pipe. The connecting sleeve is provided with a connecting post extending downward from the connecting hole for connection of the lower pipe.

Abstract: This invention relates to a connector (10) comprising an elongate main body (12) comprising a plurality of sub-units (14) interconnected by a support wire (30) located radially outwardly, in use, of the sub-units (14), wherein the sub-units (14) are shaped such that the connector can be bent to form a loop having an at least part-circular interior (24) or exterior (20) surface. The connector is suitable for use in a sleeved pipe coupling in which the connector (10) is slidably insertable into a channel formed by aligned circumferential grooves formed on an exterior surface of a pipe and an interior surface of a sleeve. The at least part-circular interior and/or exterior surface (20, 24) may aid the formation of a seal and/or aid distribution of forces between the pipe and sleeve, in use.

Abstract: A manifold apparatus includes a plurality of manifold blocks which are coupled together in a line. In each of the manifold blocks, an axial line of a branch port is deviated from an axial line of a main port in a direction perpendicular to a coupling direction in which the manifold blocks are coupled together. The plurality of manifold blocks are configured to be coupled together in a state where one of the adjacent manifold blocks is inverted 180° from the other of the adjacent manifold blocks in a direction perpendicular to the axial direction of the branch port and the coupling direction.

Abstract: A fitting for joining pipe elements together includes housing portions held preassembled in spaced apart relation to permit pipe elements to be inserted without disassembly of the fitting. Elbow and tee fittings include sealing elements which support the housing portions in spaced relation. Angled surfaces on each housing portion interact with one another to rotate the housing portions in opposite directions to form a rigid joint between the fitting and the pipe elements.

Abstract: A single piece, installation indicating clip to secure a foam part to a substrate is provided. The clip includes a pair of spaced apart and opposed curvilinear retention clip arms, a planar foam part retaining member, a bridge having first and second ends, and an installation indicator. The insulation part is captured between the planar foam part retaining member and the clip arms. The installation indicator includes a movable indicator pin. The pin is provided within a pin enclosure having a biasing member that urges the pin to its retracted position. A portion of the pin extends between the clip arms. Upon attachment of the retention clip to the fluid line, the indicator pin is pushed by the fluid line from its retracted position to its attachment indicating position, thereby visually verifying to the installer that successful installation of the retention clip has been made.

Abstract: A pipe replacement system and method are shown. Configurations are shown that include a pulley that does not damage a bursting tool, as the bursting tool is pulled into a pit. Configurations are also shown that include a boom that does not need an extraction cage for the bursting tool.

Abstract: A fluid leak repair kit, comprising: a putty; a self-amalgamating tape; and a composite material for use in encompassing the self-amalgamating tape, said composite material comprising a flexible sheet or tape and a matrix component for binding the flexible sheet or tape, the matrix component comprising a resin or water-activated matrix component which, when cured, forms an outer shell.

Abstract: A thread protector for use with a threaded end of a tubular member comprises a first end having an opening with an inside diameter, a second end, and an interior having an inside diameter that is substantially the same as the inside diameter of the opening. The interior is adapted to accept and surround the threaded end. The thread protector may be actuated between a locked and an unlocked configuration. When the thread protector is in the locked configuration, a portion of the inside diameter is reduced, as compared to when the thread protector is in the unlocked configuration, so as to securely mount the tread protector to the threaded end.

Abstract: This tubular member thread protector generally comprises an outer member capable of rotation in a first direction about an axis and an inner member coaxially integrated within the first member and capable of rotation in an opposite direction. The inner member comprises a flexible annular sleeve having an outer surface and an interior surface defining an interior annular space capable of receiving the tubular threaded end. One or more camming surfaces are disposed about the inner sleeve outer surface. The outer member comprises a generally annular structure having a closed end, an open end, an outer surface and an inner surface. One or more raised camming members are disposed about the outer member inner surface and are aligned with sleeve camming members during rotation, the outer member camming members press against the inner sleeve camming members to radially compress the sleeve inner surface against the threaded member.

Abstract: Examples of the present disclosure relate to methods and systems associated with an auxiliary support for a display device. More particularly, embodiments are related to a hinged auxiliary support that is configured to be positioned between the display device and a display stand.

Abstract: A mounting base for supporting and rotating an instrument about two perpendicular axes is disclosed. The mounting base includes a vertical column; a rotatable platform attached to the column by a revolute joint; a rail around the column at least one rod, an end of the at least one rod connections with the revolute joint; at least one sliding mechanism, connecting with the other end of the at least one rod, the sliding mechanism sliding on the rail. The mounting base is light and easily controlled with arbitrary azimuth.

Abstract: A gimbal handheld holder includes two support legs (100, 101) and a control device. A transverse rod (2) is located between the two support legs (100). A handle (3) is located on the transverse rod (2). A gimbal connector (4) is located at a junction of the handle (3) with the transverse rod (2). The gimbal handheld holder is connected with a gimbal (5) through the gimbal connector (4). The gimbal (5) is located below the transverse rod (2) and between the two support legs (100). The handle (3) is located on the transverse rod (2). The control device controls the gimbal (5) to move. The gimbal handheld holder is able to achieve force balance at two ends thereof, and steadily hold the gimbal below the transverse rod. While being connected with the gimbal, the gimbal handheld holder is able to be directly steadily placed on ground. Moreover, the gimbal handheld holder includes the control device and adopts different control method to improve control flexibility for the gimbal.

Abstract: A feeding device includes a feed base that is horizontally installed, a first driving source and a second driving source, a first saddle, a second saddle, a first propeller shaft, a second propeller shaft, a first transmission device, a second transmission device, and a holding device. The first saddle rotates about a first axis that goes along a vertical direction. The second saddle is disposed at the first saddle. The second saddle rotates about a second axis. The second axis goes along a horizontal direction. The first propeller shaft transmits a torque from the first driving source. The second propeller shaft transmits a torque from the second driving source. The first transmission device transmits a rotation of the first propeller shaft to the first saddle. The second transmission device transmits a rotation of the second propeller shaft to the second saddle. The holding device holds the object.

Abstract: A crane apparatus for shooting is provided that achieves good operability and does not catch the hand. According to the crane apparatus for shooting of the present invention, the sub jibs are configured to be built in the main jib or a gap between the main jib and the sub jib is configured not to expose to the outside, and the hand of a cameraman is not caught between the main jib and the sub jib.