Abstract: The present invention relates generally to a pendulum valve that is installed in a connection pipe connecting a vacuum pump between the chamber of a dry etching apparatus and the vacuum pump in the etching line of a semiconductor manufacturing process and adjusts the amount of gas, and more particularly to a pendulum valve that includes a fixed housing configured such that a shaft coupled to a valve gate for adjusting the amount of gas is closely fixed to a valve housing through an O-ring and a rotation shaft (an internal shaft) coupled to the inside of the fixed housing, so that only the rotation shaft separate from the value housing is rotated by using a lip seal as a rotation axis, thereby suppressing the discharge of unnecessary particles and hardened substances while maintaining the sealing characteristics of the pendulum valve.

Abstract: Control valve assembly for controlling a process fluid flow in a process engineering plant such as a power plant, a chemical plant, a food processing plant or the like, wherein at least one fine-adjustment poppet valve with a fine-adjustment drive for the fine adjustment of a fine-adjustment poppet valve flow area; and at least one open/close poppet valve having a discrete adjustment actuator for placing the open/close poppet valve either into an open position, in which a poppet valve flow area is completely open, or into a closed position, in which the poppet valve flow area is closed off, wherein a cumulative total flow area of the adjustment valve assembly is defined by the fine-adjustment poppet valve flow area of the at least one fine-adjustment poppet valve and by the poppet valve flow area of the at least one open/close poppet valve.

Abstract: A tapping armature for liquid containers, in particular for being connected to the outlet neck or outlet opening of a transport and storage container, having an armature housing in which a valve body for opening and closing a flow cross-section of an outlet tube is pivotable with the help of a valve shaft, the valve body including a valve seal arranged, at least partially, at a peripheral edge of the valve body, such that, in a shut-off position of the valve body, a valve gap formed between the valve body and an internal wall of the outlet tube is sealed in a radial sealing plane by the valve seal, wherein at least one inner side of the valve body that faces a liquid volume for shut-off is covered by the valve seal such that a liquid contact face arranged on the inner side is realised by the valve seal.

Abstract: A rotary spring-return actuator operator is provided with a multi-slot shaft and a clock type spring retained by a retaining band which encircles the spring in such a manner as to insure that the potential energy within the spring is safely contained during all operations requiring disassembly of the actuator assembly, and wherein the retaining band facilitates the in-field reversal of the spring direction or the adjustment of the spring preload by securing the spring to one or more of the slots on the multi-slot shaft.

Abstract: A variable flow poppet valve includes a first stage, a second stage, a bushing disposed in the second stage, and a cap configured to actuate the valve open. The first stage includes an inner valve plug having a head with a first tapered portion and a shaft extending downstream from the head, and a first stage spring disposed within the bushing and extending around the shaft. The shaft is attached to the cap to allow the cap to actuate the inner valve plug to the open position. The second stage includes an outer valve plug having an upstream portion and a second tapered portion extending downstream from the upstream portion. The bushing includes a shoulder, and the cap is configured to engage the shoulder to actuate the outer valve plug to the open position.

Abstract: Closing device for a gas-conducting line, the closing device having a first connection side with a first opening and a second connection side with a second opening, the closing device further having a plurality of closing elements with a substantially flat extension, which are arranged in and can be pivoted in a working plane, so that the closing elements block a flow of gas in a closed position and allow a free flow of gas in a flow position, wherein each closing member has a first bounding side of its substantially flat extent and a second bounding side of its substantially flat extent, which are formed complementary to each other, so that each closing element bears positively against the adjacent closing elements in the closed position, so that the substantially flat extensions block the flow, and wherein the adjusting element can be actuated from outside the base body.

Abstract: A machine for making capsules of the type including a container and a dose of product inside the container, includes a feed system for feeding at least a first container along a feed path in a direction of feed; at least one filling station for supplying a dose of said product into said first container, at least one detecting station positioned along said feed path downstream of said filling station in the direction of feed and comprising a detecting sensor operating at said first seat configured to detect the moisture of the product supplied into the first container.

Abstract: An assembly, including a first chamber (1) and at least one second chamber (2) and at least one pivoting drive (3) for pivoting a pivoting object (4) of the assembly, wherein the pivoting object (4) is arranged in the first chamber (1) and at least one intermediate wall (5) is arranged between the first chamber (1) and the second chamber (2). A transmission body (6), which is annular at least in some sections, can be rotated about an axis of rotation (7) by the pivoting drive (3) and is fed through at least one feed-through opening (8), preferably two feed-through openings (8), in the intermediate wall (5).

Abstract: A valve operating machine includes a base having a housing thereon. A motor, and a planetary gearbox are mounted within cavities in the housing. A motor gear, a planetary input gear and an idler gear are mounted within a separate cavity. The motor gear is mounted for rotation with a motor shaft of the motor and the planetary input gear is mounted for rotation with a planetary gear spindle of the planetary input gear. The idler gear is engaged with the motor and planetary input gears. An output socket is connected to the planetary gearbox for connection to a key that is used to exercise a valve.

Abstract: A handle assembly for a faucet includes a receiver defined by a handle body and having a vertically tapered side wall defining a receiving chamber, a slot extending through the tapered side wall into the receiving chamber, and a wire form retainer coupled around the receiver and being at least partially disposed within the slot for extending into the receiving chamber. A tapered valve stem includes a retaining recess, and wherein the tapered valve stem is received within the receiving chamber of the receiver so that at least a portion of the wire form retainer extends through the slot of the receiver and is received within the retaining recess of the tapered valve stem.

Abstract: A handle assembly for a faucet includes a receiver defined by a handle body and having a vertically tapered side wall defining a receiving chamber, a slot extending through the tapered side wall into the receiving chamber, and a wire form retainer coupled around the receiver and being at least partially disposed within the slot for extending into the receiving chamber. A tapered valve stem includes a retaining recess, and wherein the tapered valve stem is received within the receiving chamber of the receiver so that at least a portion of the wire form retainer extends through the slot of the receiver and is received within the retaining recess of the tapered valve stem.

Abstract: The invention relates to a slide valve (20) having a slide valve plate (32) movable in a slide valve rail (29) between a locked position and an open position in a slide valve casing (26), said slide valve rail (29) being provided with a slide valve seal for attaining a gas-proof locked position, said slide valve rail (29) being connected to the slide valve casing (26) via a flange connection in such a manner that the slide valve rail (29) is removable from the slide valve casing (26) radially to a flow axis of the slide valve (20).

Abstract: A variable flow poppet valve includes a first stage, a second stage, a bushing disposed in the second stage, and a cap configured to actuate the valve open. The first stage includes an inner valve plug having a head with a first tapered portion and a shaft extending downstream from the head, and a first stage spring disposed within the bushing and extending around the shaft. The shaft is attached to the cap to allow the cap to actuate the inner valve plug to the open position. The second stage includes an outer valve plug having an upstream portion and a second tapered portion extending downstream from the upstream portion. The bushing includes a shoulder, and the cap is configured to engage the shoulder to actuate the outer valve plug to the open position.

Abstract: The present invention discloses an executive system for driving a valve to open and close, comprising a first housing, a linkage block, a first drive rod and a drive mechanism. Wherein, the first housing has a first inner cavity; a medium channel is provided in a side wall of the first housing; an outer peripheral wall of the linkage block is arranged on a wall of the first inner cavity in a slidable and sealed manner, and the linkage block partitions the first inner cavity into an upper cavity and a lower cavity; the medium channel is communicated with the upper cavity; a bottom part of the first drive rod sequentially passes through a top part of the first housing and the linkage block and extends into the lower cavity; a position-limiting part on the bottom part of the first drive rod blocks the linkage block within a region between the position-limiting part and the top part of the first housing; the drive mechanism is provided on top of the first drive rod.

Abstract: This application provides a valve member that includes a diaphragm portion and a valve head attachable to the diaphragm portion. The valve head includes an engagement portion configured to engage with a valve seat defined in the valve. The engagement portion is formed of a melt processable material that contains at least one fluoropolymer. The diaphragm portion is formed of a material that is non-melt processable and contains at least one fluoropolymer. This application also provides a valve that includes the valve member and a passageway with the valve seat. The valve head is configured to be moveable relative to the valve seat.

Abstract: An adjustable flow valve, comprising: a body; an upstream port; a downstream port; a body; a side plate; a restricting paddle within the body that pivots into a flow path from the upstream port to the downstream port; a screw coupled with the restricting paddle and configured to swing the restricting paddle from a hinged point across the flow path; and wherein the side plate has an opening that exposes an edge of the restricting paddle and graduations that illustrate a plurality of flow percentage.

Abstract: A purge control solenoid valve includes a gas access body including an evaporation gas inlet, an evaporation gas outlet, and a path that connects the evaporation gas inlet and the evaporation gas outlet; a valve operation body including an armature coupled to the gas access body and performing a reciprocating motion in a direction in which the armature is brought into close contact with or separated from the path by a core that generates a magnetic force; and an armature top member being in close contact with or separated from the path due to the reciprocating motion of the armature to open or close the path. The armature top member has a non-adhesion coating formed on a top surface of a body thereof, and the non-adhesion coating includes a binder, graphite, polytetrafluoroethylene, and a crosslinking agent.

Abstract: A valve assembly (10) for large scale irrigation including a valve body (20) and a valve head (40). The valve head is adapted to reciprocally travel along a longitudinal axis, supported by a longitudinally aligned shaft (60) inside the valve body. The valve head includes a wall (41) terminating in a peripheral sealing contact surface (42), the wall extending inwardly from the peripheral contacting surface.

Abstract: The disclosed apparatus may include a fluidic channel connecting an inlet port and an outlet port. The apparatus may further include a gate transmission element configured to limit fluid flow between the inlet port and the outlet port. Still further, the apparatus may include a primary gate terminal connected to a second fluidic inlet port, where pressure or force at the primary gate may at least partially control movement of the gate transmission element. The apparatus may also include a secondary gate terminal connected to the second fluidic inlet port. Pressure or force at the secondary gate may at least partially control movement of the gate transmission element. Various other associated methods, systems, and computer-readable media are also disclosed.

Abstract: A valve for controlling a fluid flow includes a valve body, a shutter component configured to be able to transition from an open position allowing the circulation of fluid, to a closed position preventing the circulation of fluid. The component is characterized in that it includes a fixed conical support integral with the valve body, a conjugate conical flap rotationally movable relative to the fixed support, and fluid passage apertures respectively arranged in the conical flap and in the fixed support, and an actuator of the shutter component adapted to be able to control the position of the shutter component.