Abstract: A dynamic seal having a contact surface providing poly(norbornene) or a derivative thereof.

Abstract: Aspects of the disclosure are directed to a brush seal comprising: a first plate, a wire mesh adjacent the first plate, a bristle pack adjacent the wire mesh, and a second plate adjacent the bristle pack. Aspects of the disclosure are directed to a method comprising: positioning a wire mesh adjacent to a first plate, positioning a bristle pack adjacent to the wire mesh, positioning a second plate adjacent to the bristle pack, applying a toolset to hold the first plate, the wire mesh, the bristle pack, and the second plate in a stack-up, and performing an operation to form a brush seal from the stack-up of the first plate, the wire mesh, the bristle pack, and the second plate.

Abstract: An oil sealing device for preventing a leakage of an oil of a bearing which supports a rotary shaft of a rotating machine has a brush member having a plurality of bristles in contact with the rotary shaft, and an actuator configured to move the brush member in a length direction of the rotary shaft, wherein a sloped surface having different heights along a length direction of the rotary shaft is formed at the rotary shaft, and wherein when the bristles are worn, the actuator moves the brush member in a length direction of the rotary shaft so that the bristles comes into contact with the sloped surface.

Abstract: Disclosed is a device for regulating the compression force of a spring-spacer assembly provided in a mechanical shaft seal in a system including a motor and a pump or compressor. The device includes a spacer made from shape memory alloy, a spring in line with the spacer, and a heater proximate the spacer. When heated, the spacer contracts in length, resulting in a decrease in compression force. Also disclosed are systems and methods utilizing the device. The device is particularly useful when starting a pump or compressor to reduce friction in the mechanical seal. Existing mechanical seals can be easily retrofitted with the device.

Abstract: A low drag fluid seal. The fluid seal includes a rigid lip separated from the rotor shaft by a gap, the gap being sufficient narrow, radially, to prevent liquid from seeping through the gap at an unacceptable rate, but sufficiently wide, radially, to avoid unacceptably high viscous drag. Fluid that seeps through the gap accumulates in a recovery cavity and is recovered by a scavenge pump.

Abstract: Some embodiments of the invention provide a valve including a body, a valve element arranged within the body to selectively inhibit flow through the body, and a seal assembly that includes a body gasket and a retaining ring. The retaining ring includes a cutter that is arranged to cut the body gasket during installation. A two-plane seal is formed by cutting the body gasket between the retaining ring and the body.

Abstract: A valve armature for a solenoid valve includes a main body and a tappet that interacts with a valve seat. The main body and the tappet are connected to one another via a connecting apparatus. The connecting apparatus has at least one first latching element that is arranged on the tappet and at least one second latching element that is arranged on the main body. The latching elements are configured for a positively locking and/or non-positive latching connection.

Abstract: An adjustment element for a divert-air valve. The adjustment element includes an actuation element which moves translatorily, and a control body which moves with the actuation element. The control body includes a first hollow body and a second hollow body. The first hollow body includes an outer surface which is circumferentially closed so as to define an interior, a first axial end, and an annular plate which extends radially inward from the first axial end. The second hollow body includes a radially outer annular plate which is sealingly fastened in an encircling manner axially to the annular plate of the first hollow body, and a radially inner region in which an outer surface extends in a direction of the actuation element in the interior of the first hollow body.

Abstract: An inlet valve that includes a pipe and a housing that forms a chamber around this pipe, in which an aperture is affixed with blades that are slidingly provided in the housing. Whereby these blades present a protruding section with edges that lie against one another and whereby the blades are provided with a spindle and there are means to enable the blades to pivot around these spindles, during the movement of the spindles, between a closed position, whereby the sections are oriented radially to close off the passage in the pipe, and an open position whereby the sections are turned away from the pipe.

Abstract: A seal with a wedging element for adjustably compressing the seal. The seal abuts a surface, such as a gate of a gate valve, to seal against the surface with a sealing force that prevents fluid flow therebetween. The sealing force of the seal may be increasing or decreasing compression by adjusting the wedging mechanism. For example, as the seal wears away due to friction between the seal and a sliding gate, the compression may be increased in the wedging mechanism to increase the sealing force to a low threshold.

Abstract: A pinch valve assembly for use in fluidic applications has an inlet and outlet with a flexible conduit therebetween, a base plate attached to a housing maintaining in its upper part an electromagnet. The valve assembly further includes a pinch munit assembly including in its lower external surface a knife, the pinch unit assembly being axially moveable around the body of the electromagnet between a rest position in which the knife pinches the flexible conduit when the electromagnet is not energized and an open position in which the knife releases the flexible conduit when the electromagnet is energized. It further includes an elastic unit urging the pinch unit assembly against the base plate. The electromagnet is energized in phases, first with a high level of energy during a short time and second with an energy ten times less than that provided in the first phase to maintain the valve open.

Abstract: A structure for forming a fluid path is provided. The structure for forming a fluid path according to one embodiment of the present disclosure includes a body configured with first and second fluid paths which communicate with each other, and a third fluid path which is provided at a position, at which the first and second fluid paths are connected to each other, and communicates with the first and second fluid paths, and includes one or more among a first ball which is able to be disposed in the first fluid path, a second ball which is able to be disposed in the second fluid path, and a third ball which is able to be disposed in the third fluid path, wherein a diameter of the first fluid path is greater than that of the second fluid path, and the second ball is able to be disposed in the second fluid path by passing the first fluid path.

Abstract: A spring-driven guided check valve which eliminates fluttering of the disc as it moves between the open and closed position against a seat. A disc has an integrated guide which slides against a sleeve inside the body of the valve. This configuration only allows linear movement of the seat in a direction towards (and away) from an inlet face without changing the orientation of the disc. The disc is held in a constant orientation and thus cannot shift at an inclined attitude (flutter). Thus, once the valve closes and the disc makes contact with the seat, the entire disc would contact the entire seat at the same point in time because of the parallel orientation of the disc to the contacting surface of the seat.

Abstract: A check valve includes a housing, a flap, a hinge, at least one post, and at least one tubular bumper. The hinge allows the flap to rotate relative to the housing between a fully open position and a closed position. The at least one post is disposed at or near the periphery of the housing supporting the hinge and extending axially relative to the housing from the housing. The at least one tubular bumper is movable with the flap and configured to contact the at least one post when the flap pivots to the fully open position.

Abstract: In order to provide a fluid control valve less likely to cause contamination, and a fluid control apparatus using the fluid control valve, at least any one of a valve seat member and a valve body member is one including a base body made of metal; and a resin layer that covers the surface of the base body to form a valve seat surface or a seating surface, in which the resin layer is directly chemically bonded to the base body.

Abstract: A method of assembling a solenoid valve assembly as well as a solenoid valve assembly are provided. A polymeric valve housing having a plurality of housing posts extending from one end is assembled to a metallic intermediate plate by inserting the posts through corresponding openings on the flange. The housing posts are then at least one of heat or ultrasonically staked over the openings to connect the metallic intermediate plate to the polymeric valve housing. A metallic solenoid housing with solenoid components therein is then placed over the metallic intermediate plate and the metallic housing is crimped onto the metallic intermediate plate. Additional valve and solenoid components are inserted during the assembly process.

Abstract: An electropneumatic magnet valve for a pneumatically actuated field device can include a valve member, an electromagnetic controller, a magnet valve member, and an activator. The valve member can be moveable between at least two operating positions for ventilating and/or exhausting a magnet valve exit. The electromagnetic controller can move the valve member between the operating positions. The magnet valve member operator can move, additionally with respect to the electromagnetic controller, the valve member independently of an operation of the electromagnetic controller. The valve member operator can include an activator to selectively generate/provide a magnetic field for contact free operation of the valve member via which the magnet valve member operator is changeable between a passive operating condition and an active operating condition.

Abstract: Gate valve (1) with a valve casing (4) and a closing body (3) arranged longitudinally movably in the valve casing (4). An inlet channel (5) and an outlet channel (6) are formed in the valve casing (4). The closing body (3) via longitudinal movement cooperates with a valve seat (8) formed in the valve casing (4) and hence opens and closes a hydraulic connection between the inlet channel (5) and the outlet channel (6). The inlet channel (5) and the outlet channel (6) are each formed as a spiral.

Abstract: A valve device includes a body having a fluid passage formed therein, a valve element configured to open and close the fluid passage, a stem arranged to be configured to move toward and away from the valve element to cause the valve element to open and close the fluid passage, an actuator having a casing coupled to the body, and drive unit arranged in the casing to drive the stem by an operating fluid supplied from outside, and a valve mechanism provided at the casing and configured to open and close a passage of the operating fluid to the drive unit.

Abstract: An electropneumatic solenoid valve for a pneumatically-actuated field device can include air channels, a flapper valve member, an electromagnetic controller, and a spring. An air supply channel, air dispensing channel and air exhaust channel can be mound into an air chamber. The flapper valve member can include a closure element arranged on an axial control direction and be engageable with a delimitation interior wall mouth of one of the air channels such that the flapper valve member is arranged with a circumferential axial distance to the delimitation interior wall. The electromagnetic controller can displace the flapper valve member in the axial control direction to ventilate/exhaust the air dispensing channel. The spring can bias the flapper valve member into a closed position to close closing the one of the air channels. The flapper valve member can be float-mounted in an unguided configuration except for spring within the air chamber.

Abstract: Valve systems include at least one component comprising a conductive material and at least one inductance-to-digital converter (LDC) sensor configured to wirelessly sense at least one property of the conductive material and relay a value associated with the at least one property to a control system of the valve system. Methods of sensing a position of a component of a valve system include wirelessly sensing at least one property of a conductive material of the component of the valve system with at least one inductance-to-digital converter (LDC) sensor.

Abstract: Valve systems include at least one component comprising a conductive material and at least one inductance-to-digital converter (LDC) configured to wirelessly sense a position of at least a portion of the conductive material. The valve system is configured to determine at least one force applied to a portion of the valve system based at least partially on the position of the at least a portion of the conductive material. Methods of determining a force associated with a valve system include wirelessly sensing a position of at least a portion of the conductive material with the at least one inductance-to-digital converter (LDC) sensor and determining a force applied to a portion of the valve system based at least partially on the position of the at least a portion of the conductive material.

Abstract: A method to detect cycling of components that result from use of a tight shut-off mode on a valve assembly. Embodiments of the method use operating data from the valve assembly. This operating data includes data that reflects a position for the closure member relative to the seat. This position often corresponds with a measured position of one or more components (e.g., the valve stem) on the valve assembly. In one embodiment, the method includes steps for comparing the measured position to a boundary criteria that defines one or more boundary values proximate, and often equal to, the threshold levels of the tight shut-off mode. The method can also includes steps for identifying patterns in the data that indicate that the closure member is cycling from its closed position to a second position due to tight shut-off mode.

Abstract: Provided is a waste gate valve capable of absorbing pulsation following the pulsation of a fluid pressure. In a waste gate valve, a drive gear is rotationally driven by a drive motor, the rotational drive of the drive gear allows a valve shaft engageable with the drive gear to advance or retreat in an axial direction, and the advance or retreat of the valve shaft moves a valve provided at the valve shaft from a valve seat so as to open or close a channel. The waste gate valve includes a main spring for urging the valve in a closure direction. Fluid pressure acting on the valve is transmitted to the drive motor as a load. Furthermore, the waste gate valve includes a damper spring for urging the valve in an open direction.

Abstract: A valve sleeve 210 includes an input port P10, an output port P21 connected to a channel for output T2, a discharge port P30 and a lead-in port P22 which is disposed to be connected to the channel for output T2. A spool 220 is provided with a second land section 224 that blocks a portion between the spool 220 and the valve sleeve 210 at a position between the output port P21 and the lead-in port P22 when the spool 220 is located in a position for connecting the channel for input T1 and the channel for output T2 and blocking a channel leading from the channel for output T2 to the channel for discharge T3, and when the spool 220 is located in a position for connecting the channel for output T2 and the channel for discharge T3 and blocking a channel leading from the channel for input T1 to the channel for output T2.

Abstract: A cooled isolation valve includes a valve body, a stationary element coupled to the valve body, and a movable closure element movable with respect to the stationary element between a closed position in which the movable closure element and the stationary element are brought together and an open position. One of the movable closure element and the stationary element includes a sealing element. In the closed position of the movable closure element, the sealing element provides a seal between the movable closure element and the stationary element. A fluid channel is formed in contact with the movable closure element and movable with the movable closure element with respect to the stationary element, such that a fluid in the fluid channel effects heat transfer in the movable closure element. A bellows of the isolation valve can include a metallic substrate with a ceramic coating.

Abstract: A cable bracket having at least one cable support member and a subtending continuous fastener passageway with a first open end and a second open end spaced from the first open end is disclosed. The first and second open ends are oriented on the same side of the cable bracket to facilitate installation.

Abstract: A support and guiding apparatus for feeder lines having a feed pipe for excavation devices is disclosed. The apparatus has a support branch and a plurality of crosspieces connected with the support branch which includes ring chain having a first and a second series of rings linked to one another in an alternate manner, defining a longitudinal axis (X); a plurality of spacer elements coupled to rings of the first series of rings so that they cannot slide.

Abstract: Conduit clamp fittings that provide a seal for a conduit extending through an enclosure wall, where the clamp includes first and second pieces configured to connect to each other. The first and second pieces may each include a shaft surface formed thereon and configured to encircle a portion of the conduit near the enclosure wall. Methods and equipment employing such clamps are also described.

Abstract: An article of manufacture includes a macromolecular block copolymer. The macromolecular block copolymer includes a first extruded high molecular weight polymer and a second extruded high molecular weight polymer bonded to the first extruded high molecular weight polymer. The first extruded high molecular weight polymer has a first characteristic rigidity value along a first length, and the second extruded high molecular weight polymer has a second characteristic rigidity value along a second length that is different from the first characteristic rigidity value.

Abstract: A threaded joint is constructed of a pin and a box, the box having an outside diameter less than 104% of an outside diameter of a tubular body having the pin. The box includes, in order from an end of the box toward the tubular body: a lip portion and a female threaded portion, the lip portion including a shoulder surface and a sealing surface. The pin includes a shoulder surface, a sealing surface, and a male threaded portion. The lip portion of the box has a nose portion disposed between the shoulder surface and the sealing surface and an annular portion disposed between the sealing surface and the female threaded portion. The nose portion and the annular portion are not in contact with the pin, and a length of the annular portion is longer than a thread pitch of the female threaded portion.

Abstract: A carbon fiber reinforcement for reinforcing a pipe connection between two pipes includes a carbon fiber composite having a substantially circular cross-section, a length, a central axis along the length, an outer surface, and an inner surface, wherein the outer surface of the reinforcement is configured to bond with an inner surface of one of the two pipes. A method for reinforcing a pipe connection between two pipes includes forming a carbon fiber composite reinforcement having a substantially circular cross-section, a length, a central axis along the length, an outer surface, and an inner surface, and bonding the outer surface of the reinforcement to an inner surface of one of the two pipes.

Abstract: A multi seal extension for an air valve (MSEFAV) that functions in combination with a conventional air valve having an air valve stem in order to extend the length of the stem, thus facilitating the insertion of air via the valve from a greater distance. The MSEFAV includes a rotating securement sleeve, an extension tube, and a stem interface. Inserted into, and attached to, the extension tube is the stem interface, which has multiple seals: a first, end of valve seal; a second, inner thread seal; and a third, core seal. The inclusion and use of the seals provides significantly increased air retention, and projection against moisture and dirt from entering the MSEFAV and air valve, over conventional valve extension designs.

Abstract: An attachment device for releasably attaching a fluid line to a fluid inlet or outlet is disclosed. The device comprises an attachment member for releasably engaging a fluid inlet or outlet, and an elastic member coupled to the attachment member. The attachment device is attachable to a fluid line such that the attachment member is moveable relative to the fluid line and such that movement of the attachment member relative to the fluid line causes elastic deformation of the elastic member.

Abstract: Present embodiments of the disclosure are directed to an improved hub clamping system and method used to connect and seal a pair of API hubs. The hub clamping system generally includes a plurality of individually operated clamp units assembled within a single outer retaining ring. The clamp units disposed in the retaining ring may provide a multi-segment clamping arrangement to hold the API hubs together. The clamp units may each include a collet mechanism having a slanted surface shaped to engage one of the pair of hubs, a housing mounted to the outer retaining ring, and a screw device coupled to the collet mechanism via threads and disposed within the housing. The screw device may be rotatable relative to the housing to selectively move the collet mechanism between an activated position and a retracted position relative to the hubs.

Abstract: The device comprises a clamping collar (10) having a belt (12) suitable for being tightened around an article, and an outer sleeve (16) disposed around the belt, the sleeve being carried by the belt by means of a plurality of fastener tabs (18). Each fastener tab (18) is fastened to the sleeve (16) by a fastening zone (18A) and extends towards the axis (A) of the collar from said fastening zone until it reaches a pinch branch (18B) that is folded back under the belt in a configuration for being pinched between the inside surface of the belt and the article around which the belt is to be tightened.

Abstract: A connecting assembly for connecting to a corrugated tube includes a base body with a receptacle recess for receiving the corrugated tube, and a latching unit which can be introduced through a circumferential opening of the base body into the receptacle recess and which has a latching element carrier and a plurality of latching elements constructed as one piece with the latching element carrier, wherein the latching elements are constructed for the purpose of engaging in a trough of the corrugated tube and to resist a movement of the corrugated tube out of the receptacle. According to the invention, the latching element carrier is constructed as a split ring, wherein the latching elements are arranged uniformly distributed along the circumference of the latching element carrier.

Abstract: A ball swivel of the configuration typically utilized for pool cleaners includes male and female portions featuring an interposed stopper to reduce friction and prevent the male and female portions from binding under load, while improving sealing and continuing to allow rotational and pivotal motion.

Abstract: A valve comprising a shoulder, a movable check member having a wall facing the shoulder and a coupling member. The movable check member is adapted to prevent fluid passage through or out of the valve when in contact with the shoulder. The coupling member is adapted to displace the movable check member away from the shoulder responsive to the pressure being applied on the wall exceeding a predetermined threshold. The coupling member is further adapted to retract and maintain the movable check member secured against the shoulder responsive to the fluid flow pressure at the wall dropping below the threshold.

Abstract: The present invention is a small universal smart phone stand that can fit on a key chain. It can stand a smart phone to custom viewing angles. It transforms from flat into a custom smart phone stand, by just bending two flaps. When the flaps are bent, it creates a gap in-between them. This is where a smart phone is held. One flap is the front support, the other is the back support. The angle of which the flaps are bent into, adjusts the angle of the smart phone. The present invention is made of a shape retaining material. That allows the flaps to retain the shape they are bent into.

Abstract: A ceiling-mounted TV frame apparatus is disclosed having a fixed frame, a pivoting frame pivotally coupled to the fixed frame, and one or more linear actuators for actuating the pivoting frame. The pivoting frame nests within the fixed frame and is coupled thereto using a hinged or otherwise pivoting bracket.

Abstract: The present invention relates to an exchangeable milling drum box for a ground milling machine, particularly for a road milling machine, a recycler, a stabilizer or a surface miner, with a milling drum rotatably mounted in the exchangeable milling drum box and a transmission, via which the milling drum can be driven, the transmission comprising a lubrication device with a lubricant, and the exchangeable milling drum box comprising a cooling and/or heating device for lubricant. Furthermore, the present invention relates to a ground milling machine having such an exchangeable milling drum box.

Abstract: A first embodiment of the disclosure provides a system for detection of intrusion into a working space of a material testing device wherein visual user detection system uses digital image processing and filtering in order to identify user entry into the specimen test space. The visual user detection system has built-in redundancy for safety compliance and further can be used for data entry with respect to test data setup and configuration. A second embodiment of the disclosure uses a digital camera mounted on the frame of the material testing device, oriented toward a striped pattern on the top of the front base cover. The striped pattern is recognized by a vision algorithm which creates virtual boundary lines within the pattern. A detected intrusion, such as by a user body part, will be detected and the material testing machine put into a safe state.

Abstract: A pressure vessel includes a shell, a liner, and a boss. The liner is positioned within the shell and defines the interior environment. The boss is located at a first interface between the shell and the liner. The boss includes a cavity and a venting structure located in the cavity. The cavity is located at a second interface between the liner and the boss, and the cavity is located at an interior surface of the boss in communication with the interior environment. A gas vent path is defined from the first interface, through the venting structure, and into the interior environment of the pressure vessel. The disclosure also describes a boss for a pressure vessel and a method of manufacturing the boss. The boss includes a port, a flange, a cavity and a gas venting structure. The cavity and gas venting structure are located on an interior of the flange.

Abstract: The invention concerns a sealed tank including adjacent first and second walls each comprising a corrugated sealing membrane; the sealing membranes of the first and second walls join at the level of an edge; the sealing membrane of the first wall including a first series of corrugations and a second series of corrugations intersecting at the edge; the sealing membrane of the second wall including a third series of corrugations intersecting at the edge; the tank further including a corner arrangement comprising a sealing membrane that is welded in sealed manner to the sealing membrane of the first wall and to the sealing membrane of the second wall and is such that the corrugations of the first series of corrugations are connected to corrugations of the third series of corrugations and the corrugations of the second series of corrugations are connected to the corrugations of the third series of corrugations.

Abstract: A fluid supply system adapted for vacuum and pressure cycling of fluid, including a transfer vessel adapted to supply a process canister with fluid drawn from a bulk canister under a vacuum, wherein delivery of fluid from the transfer vessel to the process canister is accomplished with positive pressure. A method is also disclosed of delivering fluid, including drawing fluid under vacuum from a bulk canister and pressurizing the transfer vessel to effect dispensing of the fluid into a process canister for delivery to a location of use.

Abstract: An adsorbed natural gas storing tank is provided. The adsorbed natural gas storing tank includes a tank body that has an upper plate and a lower plate coupled to define an inner space provided with an adsorbent material. The tank body includes an opening that extends through the upper and lower plates. A central plate is inserted in the opening to seal one side of the tank body. Additionally, the central plate has a plurality of discharge apertures formed along a circumferential wall thereof to discharge natural gas reacted with the adsorbent material and has a mounting region therein. A filter assembly is inserted in the mounting region, is fastened to the central plate, filters natural gas passing through the discharge apertures, and is equipped with a control valve for adjusting natural gas discharge.

Abstract: A pressure vessel for holding fluids includes a tank and a coating disposed on an outer surface of the tank. The tank defines a cavity for holding fluids, and an outer surface of the tank includes a first visual characteristic. The coating includes an indicator layer, an outer layer, and a first intermediate layer. The indicator layer is disposed on the outer surface, the indicator layer including a second visual characteristic that visually contrasts with the first visual characteristic. The outer layer is disposed over the indicator layer, the outer layer including a third visual characteristic that visually contrasts with the second visual characteristic. The first intermediate layer is positioned between the indicator layer and the outer layer, the first intermediate layer being visually transparent or translucent. The disclosure also describes a coating including an indicator layer, an outer layer, and a first intermediate layer.

Abstract: A pressurized tank system includes a first tank, a second tank, a manifold, a first conduit connecting the first tank to the manifold, a second conduit connecting the second tank to the manifold, a first pressure actuated valve operably connected to the second conduit, a third conduit connecting the manifold and the first pressure actuated valve, and a fourth conduit connecting the first pressure actuated valve and the second tank. The first pressure actuated valve is configured for operation by fluid pressure in the third conduit. A method includes operably connecting a first pressure actuated valve at a junction between the second conduit, a third conduit connecting to the manifold, and a fourth conduit connecting to the second tank; and automatically opening the first pressure actuated valve with the fluid in the third conduit when the fluid pressure level exceeds a threshold pressure level.

Abstract: Disclosed are compositions including up to 20 wt % of a paraffin inhibiting polymer, a refined petroleum distillate and one or more low Log P molecules, wherein the compositions are stable and flow at a temperature between about 0° C. and ?40° C., in many cases between about ?20° C. and ?40° C. The low Log P molecules are non-polymeric, have a Log P of less than 1, are liquids at 20° C. (1 atm), and have boiling points over 60° C., in many cases over 100° C. The compositions are useful paraffin inhibitor concentrates for use in the petroleum industry wherein the concentrates are stable, pumpable, and pourable at temperatures as low as ?40° C. and as high as 60° C.