Abstract: A steam control valve including a valve seat, a valve disc that is abuttable on the valve seat, a valve lifting rod that is linked to the valve disc and extends in a vertical direction, a bushing that supports the valve lifting rod slidably, a lever linked to an upper end of the valve lifting rod, and an actuator that causes the lever to pivot, in which a box section having a downward-facing opening is provided on one end side of the lever, and the box section of the lever loosely fits an overhang section on a side of the valve lifting rod.

Abstract: A riser for a surface irrigation system has a housing and an outlet valve. The housing has an open upper portion and an outlet defining an orifice. The valve includes an upper closure, a valve member, and an actuating lever. The upper closure is securable to the riser. The valve member is coupled to the closure and mountable within a flow path of the fluid, the valve member operable for opening and closing the valve, and configured to seat against a valve seat of the housing, and on an upstream side of the orifice, whereby the pressure of fluid within the valve urges the valve member against the seat when the valve is closed. The pivotable actuating lever having one end extending through the orifice and coupled to the valve member, and an operable end for operating the valve member to open and close the valve.

Abstract: A chamber valve (100) for use in processes requiring vacuum pressures has a compact design which minimizes the space needed for the valve in the travel direction. The chamber valve gate (116) is moveable between a first position in which the gate is offset from the portal (110), and a second position in which the gate is aligned with the portal. The gate will move into alignment with the portal while remaining within a plane parallel or nearly parallel to the portal.

Abstract: An anesthesia vaporizer system includes a vaporizer reservoir forming a sump chamber containing a liquid anesthetic agent, a piston that forms a first chamber on a first side of the piston. The vaporizer reservoir has a fill port configured to receive a refill container containing liquid anesthetic agent and to permit flow into the first chamber. A motor moves the piston between a first position and a second position, wherein the volume of the first chamber increases as the piston moves from the first position towards the second position. The liquid anesthetic agent is thereby drawn from the refill container into the first chamber. A transfer valve is configured to permit the liquid anesthetic agent to flow from the first chamber into the sump chamber. An outlet port delivers the liquid anesthetic agent from the sump chamber into a vaporizing system that vaporizes it for delivery to a patient.

Abstract: A compressor (10) for compressing air for a compressed air system of a motor vehicle has a cylinder housing (14) and a cylinder head (16) connected thereto. A compressor piston is moveable in oscillation up and down in a cylinder in the cylinder housing (14). A lamella (34, 36) is received in a depression (38) in an underside (30) of the cylinder head (16) facing the compressor piston. The delivery rate of the compressor (10) can be regulated by closing or opening a control channel (60, 60?) in the cylinder head (16) via the lamella. A bearing end (44) of the lamella (34, 36) is hinged in a pivotably guided manner on a bearing contour (54) of this depression (38). As a result, a separate bearing journal for pivotable mounting of the lamella (34, 36) on the cylinder head (16) may be omitted.

Abstract: A vacuum evaporating apparatus includes a driving unit, a linear-moving portion connected to the driving unit to move linearly, a rotational-moving portion connected to the linear-moving portion to move rotationally, and a shutter portion connected to the rotational-moving portion to pivot.

Abstract: The invention relates to a guide apparatus for turbomachines, in particular for Francis or Kaplan turbines or pumps or pump turbines having a plurality of guide blades which can be actuated via in each case one link on a common adjusting member. Here, every guide blade or every second guide blade can be equipped with a bending element. A bending-failure link can have a screw connection and a bending body element. The screw connection is prestressed and is configured with a defined fracture cross section. The triggering force on the bending-failure link and the holding force after a fracture of the bending element can therefore be selected independently of one another. The guide blades are protected against damage by foreign bodies in the guide apparatus.

Abstract: A control valve for a gas turbine engine air starter. The control valve includes a spherical or ball valve element rotatable between a closed position and an open position to connect an internal flow passage to the air starter. A series of camming elements interconnecting a piston and a valve stem for the spherical valve element convert linear displacement of the piston into rotational movement of the valve for rapid opening.

Abstract: Described herein is a fluid valve assembly includes a body that defines a fluid cavity. The body includes an inlet through which fluid enters the fluid cavity and an outlet from which fluid exits the fluid cavity. The fluid valve assembly includes at least one arm rotatably coupled to the body and positioned within the fluid cavity. Additionally, the fluid valve assembly includes a flap coupled to the at least one arm. The flap includes a domed portion and a flat portion extending radially outwardly away from the domed portion.

Abstract: A control valve for connection unit for flexible pipes, comprising a plurality of sectors, (slices or petals), rotatable between a complete opening position and a complete closing position is described. The aforesaid plurality of rotatable sectors comprises at least two series of rotating sectors of different shape and dimensions disposed in an alternate way along the circumference of the connection unit. The smaller sectors can be controlled in such a way to close slower than the bigger ones. The shape and dimensions of the rotational sectors are such to consent a partial overlapping of the borders of the adjacent sectors for a better tightness between the sectors themselves.

Abstract: A device for automatic closure of control valves in separable connection units for flexible pipes is described. The device comprises, for every sector of the control valve, a slidable body operating on the valve sector to cause closing and opening rotation thereof, elastic means housed within a first chamber to activate the sliding body to cause the closing rotation of said valve sector, a braking fluid housed in a second chamber to brake the movement of said sliding body in the closing direction and fluid dynamic communication means between said chambers to permit the controlled transfer of the braking fluid from the second chamber to the first chamber during the movement of the sliding body in the closing direction. The fluid dynamic communication means comprise a passage duct with an enlarged part and a cartridge with external grooves of variable length inserted in said enlarged part.

Abstract: A button water-stopping device has a button mechanism that can be glidingly connected to a main body, a shaking plate that can be asway set in the main body. The main body has a water channel that can penetrate the main body and a division board that is hermetically set in the water channel and has the first water hole that penetrates the division board. The button mechanism has a button and an elastic rod which is fixed under the button, and reaches into the water channel. The shaking plate has the second water hole that penetrates the shaking plate and a control groove which has two cooperative grooves. The elastic rod reaches into the control groove and can alternatively resist one of the two cooperative grooves to make the shaking plate swing left or right.

Abstract: The invention relates to a fluid circulation valve (10) having a body delimiting a duct (2) and comprising a flap (3) mounted such that it can pivot on an axis (4) dividing said flap (3) into a first part (5) and a second part (6), said flap (3) being able to pivot between an open position that allows fluid to pass into the duct (2), and a closed position that prevents said passage, and for which the second part (6) of said flap (3) comes into abutment against a seal (7). Said seal (7) has depression means (11, 12) downstream of the second part (6) of the flap (3) in order to increase the force with which said second part (6) is pressed against said seal (7).

Abstract: A conductance valve is configured to be able to adjust the conductance by adjusting the opening degree of an opening formed in part of the wall surface a vacuum vessel. The conductance valve includes a swing arm which is pivotally coupled to a driving portion, and a rectangular valve body which is coupled to the swing arm and is pivotal with respect to it. When the swing arm pivots, the rectangular valve body is pivoted by a predetermined angle. The overhang of the valve body at the closed position of the conductance valve can be reduced.

Abstract: A flap transfer valve is disclosed for the transfer of semiconductor elements or substrates into a semiconductor or substrate processing process chamber having an elongated first opening, which is surrounded in the form of a frame by a first sealing surface on a first sealing plane, and an elongated valve closure beam, having a second sealing surface which corresponds to the first sealing surface, can be brought into gas-tight contact with it, and is located on a second sealing plane. A support is arranged on the rear face of the valve closure beam, which is arranged such that it can pivot through a limited pivoting angle about a tilting axis. The support together with the valve closure beam can pivot about a pivoting axis, which lies on the first sealing plane, and the tilting axis lies on the second sealing plane.

Abstract: A device for the flow control of a liquid or gaseous medium has a valve element which controls at least one flow opening for the medium, and an electromagnet which actuates the valve element and has a magnetic circuit having at least one excitation coil and a solenoid armature coupled to the valve element. To markedly reduce the start-up power for the excitation coil, the solenoid armature is disposed between two diametrically opposed pole pieces located in the magnetic circuit, such that it can swivel about a swivel axis, and is designed such that it extends beyond each pole piece, leaving two air gaps. At least one permanent magnet is disposed in the solenoid armature in a manner such that the magnetic flux thereof closes by way of the pole pieces.

Abstract: Used in a pneumatic tool, a switch includes a valve seat set in an air intake passage and movable into contact with or away from a gas control member and defining an air hole, and a valve rod inserted through the air hole of the valve seat. When the positioning portion of the valve rod is stopped against the valve seat and the valve seat is stopped against the gas control member, the air intake passage is blocked. When the valve rod is biased relative to the valve seat, the positioning portion is moved away from the air hole of the valve seat for allowing a compressed gas to pass through the air hole, and when the valve rod is biased further to carry the valve seat away from the gas control member, the compressed gas is allowed to pass between the valve seat and the gas control member.

Abstract: A gate valve for a vacuum chamber comprises two carriers (5a) each connected to a frame structure providing an essentially plane front by two parallel links (6) and to an actuating rod (12a) by parallel levers (14). Upward motion of the actuating rods (12a) by a piston (17) causes, via the levers (14), upward motion of the carriers (5a) which is transformed into a circular motion by the links (6) where the carriers (5a) at the same time approach the front while remaining parallel to it, moving sealing plates (9) which are fixed to the carriers (5a) to an active position where they press against the front and seal openings (3) therein. Retraction of the piston (17) effects an inverse motion, whereby the sealing plates (9) are completely removed from the openings (3) and the latter made easily accessible.

Abstract: A turbocharger system includes first and second turbines arranged such that exhaust gas passes through the first turbine then the second turbine. A bypass channel is configured such that exhaust gas entering the channel passes only through the second turbine. A valve positioned in the bypass channel regulates the flow of gas therethrough. The valve accelerates a stream of gas and focuses the stream toward the second turbine such that a large part of the added velocity of the stream is preserved as it enters the second turbine. Operation of the valve may be controlled so as to maintain the valve in a closed position while exhaust gas pressure above the first turbine pressure is below a first threshold, to progressively open the valve as the pressure increases above the first threshold, and to maintain the valve in a full-open position while the pressure is above a second threshold.

Abstract: A valve device has a valve space (14) formed in a housing (12a, 12b), a valve drive (16) sealed against the valve space (14) by means of a sealing body (26) made of an elastic material, a two-armed actuating lever (32) which extends through the sealing body and whose first arm (34) is connected to the valve drive (16), and a closing body (28) molded on the sealing body (26), which forms a jacket of the second arm (30) of the actuating lever (32). The closing body (28) can cover or clear a valve seat (24) disposed in a valve space (14) by a swivel movement of the actuating lever (32), wherein the actuating lever (32) includes a spatially fixed bearing axis.

Abstract: A valve includes a first valve portion made from a first material, the first valve portion including a body, a door, and an inner hinge pivotably connecting the body to the door, the body including a first opening at a first end and a second opening at a second end opposite the first end, and a circumferential recess disposed in the second end, wherein the inner hinge pivotably connects the door to the body at the first end and a second valve portion made from a second material, the second valve portion including an inner seal disposed in the circumferential recess, the inner seal including a circumferential ridge extending inwardly, the second valve portion further including a door seal disposed on the first end of the body.

Abstract: A gate valve for a system controlling cooling in a turbomachine is disclosed. The gate valve includes a gate mounted so that it can pivot about an axis between a position in which it shuts off an air passage orifice and a position in which it opens the orifice, and a rotating device for rotating the gate about the axis. The rotating device includes two superposed coaxial rotary members collaborating with one another via cam surfaces designed such that rotating the first rotary member from the shut-off position causes a translational movement of the second rotary member and of the gate along the axis of rotation followed by a rotation of this member and of the gate about this axis.

Abstract: A fluid chamber couples cylindrical input and output lines. The chamber has a closed lower end and an open upper end. A closure plate covers the upper end. The plate has a primary and secondary slots. A finger assembly has primary and secondary fingers. The fingers extend through the slots with upper ends of the fingers above the chamber and lower ends within the chamber. A block, fabricated of elastomeric material, couples the fingers at intermediate extents of the fingers. The block is positioned upon the closure plate. The elastomeric material covers the lower ends of the fingers. An aperture has a spacer. The aperture is formed in the lower end of the primary finger in axial alignment with the output line. A drive mechanism moves the upper ends of the fingers to pivot the lower ends of the fingers.

Abstract: A water valve includes a tubular connector having a through hole extending through two distal ends thereof, a chamber in the through hole on the middle and a top opening, a casing accommodated in the chamber inside the tubular connector and having an accommodation chamber, two communication holes in communication between the accommodation chamber and the two ends of the through hole of the tubular connector and an opening corresponding to the top opening of the tubular connector, and a handle having a stem inserted through the top opening of the tubular connector and the opening of the casing and a valve block with a through hole connected to the distal end of the stem and accommodated in the accommodation chamber of the casing.

Abstract: A method and apparatus for controlling fluid flow is provided. The valve assembly includes a valve body including a longitudinal axis and a radially inner internal flow passage extending axially between an inlet opening and an outlet opening, a disk selectively positionable to modulate a flow of working fluid through the flow passage, and a radially outer external surface. The valve assembly further includes a first actuator positioned radially outboard of the external surface, a second actuator positioned radially outboard of the external surface, and a first linkage including a first actuator end configured to couple to the first actuator, a second actuator end configured to couple to the second actuator, and a rod end configured to couple to the disk, wherein an actuating force applied from each actuator to each respective actuator end is combined through the first linkage to the rod end.

Abstract: An exhaust device for adjusting an exhaust gas cross sectional area of an exhaust passage in a combustion engine includes a valve body arranged in the exhaust passage communicating to an exhaust port of the combustion engine; a valve shaft fixed or integrally formed to the valve body and arranged so as to transverse the exhaust passage, the valve shaft changing the opening of the valve body by turning with the valve body about an axis of the valve shaft; a pair of bearing members for supporting rotatably the valve shaft at both ends thereof in a axial direction of the valve shaft; and a stopper arranged on the valve shaft so as to face an end face on the inward side of the exhaust passage of each bearing member in the axial direction. The stopper is restricted in the axial direction by the end face of each of the bearing members so that the valve body and the valve shaft do not move in the axial direction.

Abstract: A damper device may include a frame provided with an opening part, a baffle turnably supported on the frame, and a drive unit for turnably driving the baffle to open and close the opening part. The drive unit may include an output member whose tip end side is provided with an engagement part with the baffle and which is linearly advanced and retreated to and from the baffle to turnably drive the baffle. Further, the damper device includes a wall part provided between the driving part and the baffle and formed with an output hole part through which the output member is penetrated. The engagement part is located apart from a first moving extended axis which is formed by movement of the output member penetrating through the output hole part.

Abstract: A damper device may include a frame, a baffle turnably supported on the frame, a drive unit for turnably driving the baffle, a first and a second turnable support parts for supporting the baffle on the frame, and a mechanical connecting part between the drive unit and the baffle which is structured at a position apart from a turning center axial line of the baffle. The first and second turnable support parts are structured by using a shaft part made of resin which is formed in one of the baffle and the frame, and a shaft hole which is formed in the other of the baffle and the frame. A passage through which cold air is passed is opened and closed by the baffle.

Abstract: A damper device may include a frame, a baffle turnably supported on the frame for opening and closing a passage through which fluid is passed, and a drive unit for turnably driving the baffle. The drive unit may include an output member whose tip end side structures a slide mechanism together with the baffle, and a driving part which causes the output member to linearly advance and retreat to and from the baffle. The slide mechanism includes a groove formed in one of a tip end side of the output member and the baffle so that the groove is extended to move the baffle, and a slider part provided in the other so that the slider part is fitted into the groove, and the groove is formed in which at least one of both end portions of the groove is formed in an open end.

Abstract: A swing valve includes a body having an inner surface defining an opening, a plate positioned substantially within the opening of the body, and a pivot rod coupled to the body and the plate. The pivot rod defines a pivot axis. The plate is pivotable about the pivot axis relative to the body between an open position and a closed position. The swing valve also includes a locking mechanism coupled to the plate. The locking mechanism includes a member that is movable relative to the plate between a first position, in which the locking mechanism engages the body to lock the plate in the closed position, and a second position, in which the locking mechanism disengages the body to allow movement of the plate relative to the body.

Abstract: A valve device has a valve space (14) formed in a housing (12a, 12b), a valve drive (16) sealed against the valve space (14) by means of a sealing body (26) made of an elastic material, a two-armed actuating lever (32) which extends through the sealing body and whose first arm (34) is connected to the valve drive (16), and a closing body (28) molded on the sealing body (26), which forms a jacket of the second arm (30) of the actuating lever (32). The closing body (28) can cover or clear a valve seat (24) disposed in a valve space (14) by a swivel movement of the actuating lever (32), wherein the actuating lever (32) includes a spatially fixed bearing axis.

Abstract: The invention provides a valve assembly comprising a conduit with a bore 1b for passage of fluid therethrough. The valve assembly also comprises a sealing member that is movable within the conduit to open and close the bore. The seal assembly has a valve seat on which the sealing member seals when the bore is closed, and wherein the valve seat is movable within the conduit. The invention also provides a valve assembly comprising a sealing member, a first valve seat for the sealing member, and a second valve seat for the sealing member. The valve assemblies can be resettable. The invention further provides a flapper valve assembly wherein the flapper is pivotable through more than 90° and a bi-directional flapper valve assembly.

Abstract: A pivotable control valve assembly may be used with a water treatment device in a water treatment system. A pivotable control valve assembly may be pivotable relative to the water treatment device to allow user controls on the pivotable control valve assembly to be oriented in a desired user access position. In a water treatment system including a plurality of water treatment devices, for example, one or more pivotable control valve assemblies may be pivoted such that user controls for each of the water treatment devices are in desired user access positions.

Abstract: A shaft protection washer to protect a rotating shaft in a “measurement while drilling” (MWD) tool. Use of the shaft protection washer renders the rotating shaft less susceptible to erosion from the drilling fluid flowing between the rotating component and the stationary component.

Abstract: The invention relates to a vacuum gate valve comprising a closure disk for gas-tight closing of an opening by displacement over the opening and pressing of the closure disk onto the opening. A connecting rod with which the closure disk is coupled is linearly adjustable by means of a linear drive unit and the closure disk is thus displaceable between a position uncovering the opening and an intermediate position in which said disk is pushed over the opening. For pressing the closure disk with its closing side onto the valve seat into the closed position by means of an engagement element, at least two limbs are pivotably mounted at one limb end on the back of the closure disk via a first joint and at the other limb end on a support via a second joint. The limbs, the back and the support form an articulated parallelogram.

Abstract: A tip valve assembly for a pneumatic tool with an integrated wear surface. The tool has a portion with an air channel bore housing. The tip valve assembly includes a first valve member having a bore and defining a valve seat about the bore and a second valve member capable of forming a seal with the valve seat. The second valve member can be tilted from the valve seat to permit air flow through the bore of the first valve member. The wear surface projects over only a portion of the cylindrical wall in the bore housing in conjunction with an edge of the second valve member that can be tilted farthest, so the second valve member does not contact the cylindrical wall of the bore housing. As an anti-rotation feature, the second valve member may have an outer periphery with a shaped recess between lobes.

Abstract: The invention relates to a shut-off fitting comprising a housing which is connected to an adjacent pipeline in a pressure tight manner, the diameter of said pipeline defining a tubular passage in the housing. Said fitting also comprises at least one closing body which can be displaced between an open position and a closed position. The inventive shut-off fitting is characterized in that the at least one closing body can be displaced by an articulated mechanism, by means of an actuator which can be vertically displaced in relation to the flow direction, in such a way that it is arranged outside the tubular passage in its open position. The closing body has a contour which is adapted to the contour of the tubular passage, in the open position, and is located on the tubular passage in a radially sealing manner.

Abstract: A rotary slide for medium-carrying pipelines is proposed, comprising a housing (1) capable of being installed between two pipeline ends and having a stop member (9) for shutting off the pipeline and having an actuating device (8) for actuating the stop member, the housing possessing a first reception region (4) for receiving the stop member in the closed position of the rotary slide, a second reception region (5) for receiving the stop member in the open position of the rotary slide and a drive region (3) for receiving the actuating device, and the drive region (3) being arranged in the housing (1) separately from the first and the second reception region (4, 5). The rotary slide is distinguished by a compact and corrosion-resistant form of construction.

Abstract: A rotary arm-actuated pintle valve assembly having a pintle valve seat, a pintle shaft, and a valve head forming a pintle valve for regulating flow of gas through a valve body. The shaft extends through a port in a wall of the body. A rotary-arm actuator mounted to the body includes an oscillating motor and shaft. An arm mounted on the motor shaft engages the outer end of the pintle shaft and causes the pintle shaft to reciprocate to open and close the valve. The port permits the pintle to move back and forth radially during actuation of the valve. A floating bearing assembly at the port receives the pintle and slides back and forth as directed by the pintle, all the while maintaining a pneumatic seal around the pintle. A centering element is provided within the valve body to guide the pintle in mating the head with the seat.

Abstract: A damper assembly in which the position of the damper blades is controlled by an electric powered actuator. The powered actuator rotates a threaded lead screw shaft attached to an operator means attached to the damper blades of the damper, which causes the damper blades to open and close or be positioned somewhere in-between. The actuator can be controlled by sensors in a remote location. The actuator allows the damper to be modulated to set up pressure differentials and to be closed well in advance of oncoming smoke, fire, or other detected toxic fumes. There are a variety of nuts and gear arrangements coacting with the lead screw to drive the operator.

Abstract: A valve assembly has a valve body in which an inlet port is formed. A valve seat, penetrated by an elliptical opening, is secured in the valve body to provide an outlet port. The inlet port communicates with an inlet chamber, and the outlet port communicates with an outlet chamber. An untethered valve disc is pivotally movable with respect to the valve seat intermediate the inlet and the outlet chambers to control opening and closing of the elliptical opening through the valve seat. A motor and a control rod are utilized selectively to effect pivotal movement of the valve disc to open the valve for fluid flow and to permit closure of the valve when fluid flow is to be discontinued. The motor incorporates a diaphragm to move a piston that, in turn, axially translates the control rod in response to the pressure in a chamber bounded, at least in part, by the diaphragm.

Abstract: A pressure variable valve apparatus includes a mover constituted to be embedded in the body and movable linearly in B direction in a main body to change pressure for releasing closure of a valve flow path by a valve element, a fixed magnetic marker provided unmovably to the main body and a variable magnetic marker integrally formed with the mover. Meanwhile, a set pressure detecting apparatus includes a magnetic sensor and a supporter for supporting from outside of the body the magnetic sensor scannably in direction for moving the variable magnetic marker to provide detected output in accordance with positions of the fixed magnetic marker and the movable magnetic marker of the valve apparatus from the magnetic sensor.

Abstract: Valve assembly 10 and generally T-shaped fast acting high-output valve 12 suitable to control flow of fluid through base opening 42, wherein valve 12 comprises stem 14 having pivoting end 16 and arm end 18. Two arms 20 are coupled to arm end 18 of stem 14 to form a general T-shape. Arms 20 each have a seating surface 22, a non-seating surface 24, an outer perimeter 26, and an inner perimeter 28. At least one pivoting component 30 is coupled to pivoting end 16, and a force receiving surface 32 is located at least near pivoting end 16 for allowing valve 12 to receive a force thereat and causing an opposite motion at arm end 18. Valve assembly 10 includes valve assembly housing 48, base 38 with at least one valve seat 40 and at least one base opening 42, collector diffuser apparatus 60, and fluid injector 68 with injector opening 70. At least one generally T-shaped valve 12 is pivotably coupled to base 38.

Abstract: A pendulum valve assembly comprises a housing including an interior space and a pair of openings through which fluid can enter and exit the interior space; a valve seat disposed in the interior space around the edge of a first of the openings; a disk mounted relative to the housing so that the disk is movable within the interior space between a completely opened position and a completely closed position, the disk being constructed so that when the disk is moved to the closed position the disk engages the valve seat and seals the first opening so that fluid can not pass therethrough; a longitudinal shaft defining a longitudinal axis, fixedly coupled to the disk through at least one pivot arm and at least partially mounted within the housing so that (a) the shaft and disk can rotate about the longitudinal axis between a first angular position where the disk is in the completely opened position and a second angular position where the disk is substantially axially aligned with the first opening but spaced therefr

Abstract: An apparatus for slidably moving a valve control member adjacent a fuel neck of a fuel tank without generating transverse forces. The apparatus provides a slide engaging the valve control member and a toggle lever one arm of which slidably engages a pivotal lid in the fuel neck and the other arm of which is mounted for pivoting about an axis parallel to the pivot axis of the lid. The junction between the arms of the toggle lever engages the slide and converts the pivotal movement of the lid into linear movement of the slide and the valve control member.

Abstract: A tip valve for a pneumatic tool includes a first valve member having a bore with a central axis and defining a valve seat about the bore and a second valve member having an engaging surface engageable with the valve seat to form a substantially fluid-tight seal therewith. A stem is coupled to the second valve member and extends through the bore, with at least a portion of the stem being offset from the axis, and a valve operating member is coupled to the stem for movement between a closed position wherein the second valve engages the valve seat to close the bore and an open position wherein the second valve member is tilted from the valve seat to open the bore. A spring urges the second valve member and the valve operating member to the closed position. In one embodiment, the stem is bent and in another it is straight but eccentrically mounted on the second valve member.

Abstract: An ice dispenser comprises an ice making device including an auger that rotates around a substantially vertical axis; a chip ice stocker having a cylindrical wall formed around an agitator that is attached to an upper end portion of the auger, and an opening formed on the cylindrical wall; and an opening open/closure device including a shutter pivotably joined to a bracket that is attached to the cylindrical wall via a connecting shaft, a plunger that is actuated at right angle to the connecting shaft by the electromagnetic action of a solenoid fixed on the bracket, and a link for joining the shutter and the plunger, a supporting pivot attached to the link parallel to the connecting shaft, a shutter lock arm pivotably supported around the supporting pivot and having a hollow portion shaped so as to engage an outer peripheral surface of the connecting shaft, and shutter lock spring means for locking the shutter by applying spring force to the shutter lock arm pivoted around the supporting pivot thereby pressin

Abstract: A tubing retrievable surface controlled subsurface safety valve 106 is adapted to be positioned in a well tubing string 102 to control the flow through the tubing string. The safety valve includes an annular housing or body 200 defining a fluid passageway through which fluids and/or gasses may flow to the surface. The safety valve is equipped with a valve closure member such as flapper 252, positioned in the fluid passageway which is moveable between an open and closed position. The valve closure member is engaged and actuated by a longitudinally extending operator 242 that engages the valve closure member 252. In one embodiment, the longitudinally extending operator 242 may be a tubular member longitudinally moveable within the valve body. The longitudinally extending member 242 is operatively coupled to a spring guide 226. A biasing spring 222 is positioned in a spring chamber 120 defined by a spring housing 228 and the spring guide 226. A spring 256 biases the closure member 252 in the closed position.

Abstract: The tap comprises an external operating element and a connecting stem for transmitting the movement of the operating element to the opening and closure member which is arranged in such a way as to be pressed against the sealing seat under the effect of the pressure of the gas. To make opening against the pressure of the gas easier, the connecting stem and/or the opening and closure member are designed in such a way that the opening of the tap comprises a first phase in which the opening and closure member pivots, followed by a movement of the axial translation.

Abstract: A dump valve apparatus is disclosed for dumping water from a firetruck. The apparatus includes a flange sealingly secured to the firetruck, the flange defining an opening for the flow therethrough of the water. A faceplate has an inner and an outer face which define an aperture, the faceplate cooperating with the flange. A seal is disposed between the flange and the inner face of the faceplate such that when the faceplate is urged towards the flange, the flange and the inner face are sealed relative to each other. A dump valve chute is rigidly secured to the faceplate and extends through the aperture of the faceplate, the dump chute defining a valve seat. A hinge has a proximal and a distal end, the proximal end being pivotally connected to the inner face of the faceplate. The hinge freely pivots within the opening of the flange. A valve door has an inner and an outer surface, the valve door being pivotally secured to the hinge between the proximal and distal ends thereof.