Abstract: A check valve assembly includes a first port fitting and a second port fitting with a base secured therebetween. The base has an annular sleeve encircling a seat, the seat having a central mounting hole and one or more flow channels passing therethrough. An umbrella valve includes a flexible sealing disk having an outer surface and an opposing inner surface, a mounting stem extending from the inner surface and projecting into the mounting hole of the base, the sealing disk being movable between a first position wherein at least a portion of the sealing disk sits on the seat so as to cover the one or more flow channels and a second position wherein the sealing disk is resiliently flexed so as to at least partially uncover the one or more flow channels. A retention plate is disposed between first port fitting and the seat of the base so that the retention plate sits against the outer surface of the sealing disk.

Abstract: A valve for a refrigeration system includes a valve body, a guide seat arranged in the valve body, a piston plug that has a metering slot and is axially movable relative to the guide seat to open and close the valve, and an adjustable valve stem that is axially movable to engage the piston plug. The piston plug is movable between a closed position in which the piston plug is seated against the guide seat and engaged with the valve stem to prevent fluid flow through the valve, a metering position in which the piston plug is moved away from the guide seat and engaged with the valve stem to enable a predetermined amount of forward fluid flow through the valve, and a check valve position in which the piston plug is seated against the guide seat to prevent reverse fluid flow through the valve.

Abstract: A safety valve is configured for use at temperatures at or above 760° C. (1400° F.). The safety valve includes a closure assembly that can create a self-energizing, metal-to-metal seal. In one implementation, this closure assembly includes a disc with an arcuate finger that circumscribes an axis of fluid flow through a seat. The arcuate finger may extend inwardly toward this axis and downwardly toward the seat. This geometry permits the finger to flex in response to pressure of fluid that impinges on the downstream side of the disc, such flexure causing a first sealing surface on the disc to more forcefully contact a second sealing surface on a seat.

Abstract: A capacity control valve includes a valve housing discharge, port, a suction port, and control ports, and a valve element to be brought into contact with and separated from a valve seat by a driving force of a solenoid to open and close a communication between the control and discharge ports or communication between the control port and the suction port. A sliding region is formed by an inner peripheral surface of the valve housing and an outer peripheral surface of the valve element, a groove extending in a circumferential direction is formed in at least one of the housing inner peripheral surface of the valve housing and the outer peripheral surface of the valve element, and the sliding region has a structure in which a swirling current is generated in the groove by fluid flowing from a high-pressure side to a low-pressure side in a clearance between the inner peripheral surface and the outer peripheral surface of the valve element.

Abstract: A faucet pipe fitting assembly, a faucet connecting structure and a faucet are disclosed. A faucet pipe fitting assembly includes a pipe joint unit and at least two pipes. The pipe joint unit has joint portions corresponding in number to the pipes. The pipes are integrally formed with the pipe joint unit. The pipes communicate with the joint portions of the pipe joint unit, respectively. The faucet pipe fitting assembly has the advantages of stable connection and convenient connection with a valve seat.

Abstract: A valve having a flow trim assembly that can be quickly and efficiently removed and repaired or replaced. A body section having a central through bore that defines an inlet, an inner chamber or space, and two selectable outlets. Further the selectable outlets can direct flow in either a 90 degree “angle” orientation or at straight “in-line” orientation. An actuator stem extends into the inner chamber. A first (movable) trim member is attached to the rotator, and can be selectively rotated relative to a second (fixed) trim member. The first and second trim members cooperate to adjust flow opening through the valve. A valve bonnet that allows direct coupling of an actuator to the valve.

Abstract: A heat exchanger is configured to adjust a flow restriction of flow passages through the heat exchanger in response to changes in temperature of elements that define at least a portion of the flow passages. The elements include a first material having a first coefficient of thermal expansion, and a second material having a second coefficient of thermal expansion that is different from the first coefficient of thermal expansion.

Abstract: A coolant control valve is provided that includes at least one actuator, a first rotary valve body and a second rotary valve body, each rotary valve body driveably connected to the at least one actuator. The second rotary valve body is arranged non-coaxially to the first rotary valve body.

Abstract: A solenoid valve having current dependent bi-directional force includes a stator with a channel. An armature is in the stator channel. The armature is movable in a first and second direction. A projection extends from the stator into the channel. When a low current is applied, a flux is generated such that it jumps from the projection to the armature and back to the stator. Thus, the armature is pulled in the first direction. As the current is increased, the projection becomes magnetically saturated and the additional flux as a result of increased current jumps from the stator, at a thinned portion, to the armature then back to the stator. This moves the armature in the second direction, opposite to the first direction.

Abstract: The present disclosure discloses an electromagnetic distributor and a toilet. The electromagnetic distributor comprises: a housing including a water inlet and at least two water outlets in communication with the water inlet; at least two solenoid valve cores, wherein the at least two solenoid valve cores correspond to the at least two water outlets; magnetic conducting part including at least two magnetic conducting chambers, wherein an electromagnetic loop is formed in each of the magnetic conducting chambers; wherein the at least two solenoid valve cores are respectively disposed in the at least two magnetic conducting chambers, and wherein each of the solenoid valve cores is configured to move away from or close to the corresponding water outlet under magnetic field generated by the corresponding electromagnetic loop, so as to independently control opening and closing of the corresponding water outlet. The toilet comprises the electromagnetic distributor according to any of the above.

Abstract: A device for controlling the flow of a fluid through a conduit from an upstream side of the device to a downstream side of the device is provided. The device includes an upstream valve casing defining an inlet, a downstream valve casing defining an outlet aperture, and a valve core secured between the upstream valve casing and the downstream valve casing. The upstream valve casing, the downstream valve casing and the valve core are formed as discrete parts. The valve core includes a housing defining a control volume. The valve member is mounted on the housing and positioned on the upstream side of the outlet aperture, the valve member being arranged to move reciprocally to selectively open and close the outlet aperture, thereby controlling flow of the fluid through the outlet aperture.

Abstract: An inflation valve and systems for inflating an inflatable device includes a valve. The valve includes an outer body, a command chamber within the outer body and an inlet chamber, the inlet chamber having an inlet connected to the source of inflation gas and an outlet connected to the inflatable device. The valve also includes a vent fluidly connected to the command chamber, the vent including a vent body having one or more vent holes formed therein and an elastomeric sleeve surrounding a portion of the vent body and covering the one or more vent holes.

Abstract: A process includes inserting a valve cartridge in a fitting of a yoke. The process also includes placing a ring around the fitting after inserting the valve cartridge in the fitting. The process also includes placing a nut around the fitting after placing the ring around the fitting. The process also includes threading the nut onto the fitting after placing the nut around the fitting. The process also includes tightening the nut against the ring. The process also includes pressing a handle onto the ring after tightening the nut against the ring.

Abstract: A plug for a valve for a container that may contain hazardous materials is provided. The plug may include an outer wall, and one or more keys disposed on an external surface of the outer wall. The keys may be sized and shaped to respectively fit within one or more corresponding notches and one or more circumferential grooves in the valve to secure the plug to the valve.

Abstract: The present disclosure relates to a valve assembly including a valve moveable between an open position where hydraulic fluid flow is permitted between first and second ports of the valve and a closed position where hydraulic fluid flow is blocked between the first and second ports. A characteristic vibration is generated by turbulent hydraulic fluid flow within the valve when hydraulic fluid flow is first initiated between the first and second ports as the valve moves from the closed position toward the open position. The valve assembly also includes a controller for providing electrical current to control movement of the valve via a solenoid. The controller includes an accelerometer for sensing the characteristic vibration. The controller identifies an electrical current value of the electrical current at a time when the characteristic vibration is detected.

Abstract: A control valve a body having a fluid inlet and a fluid outlet and a valve seat between the fluid inlet and the fluid outlet. A valve plug is positioned within the body and movable between a closed position, in which the valve plug sealingly engages the valve seat, and an open position, in which the valve plug is spaced away from the valve seat. A cage is disposed within the body adjacent the valve seat. The cage includes a cage wall having a throttling inlet and a throttling outlet, which are connected by a throttling passageway. The throttling passageway has a radial direction, an axial direction, and an angular direction between the throttling inlet and the throttling outlet. The passageway includes a plurality of vena contracta and a plurality of pressure recovery chambers, which form a plurality of pressure reducing stages.

Abstract: An apparatus and method for laying pipe in a ditch. The apparatus comprises a mobile platform having a longitudinal central axis. A support extends from the mobile platform and includes a cradle. The cradle supports a weight of a pipe segment in alignment with the central longitudinal axis of the mobile platform as the pipe laying apparatus transports the pipe segment to a location where the pipe segment is to be placed and as the pipe laying apparatus offloads the pipe segment at the location where the pipe segment is to be placed in the ditch.

Abstract: A manifold system with a manifold body having a length greater than a width and a height of the manifold body, a top surface with a first groove extending along a length of the manifold body, a bottom surface with a second groove extending along a length of the manifold body, at least one mounting hole extending through one of a first side surface or a second side surface of the manifold body and through one of the first groove or the second groove, a plurality of connection fittings including at least one connection fitting on each of the first and second side surfaces of the manifold body, at least one internal passage way within the manifold body fluidly connecting at least two of the plurality of connection fittings, and at least one fastening element removably engaged within the at least one mounting hole.

Abstract: The present invention relates to a multilayer tubular structure (MLT) intended for the transport of fluids, in particular of petrol, especially alcohol-containing petrol, comprising, from the outside inwards, at least one barrier layer (1) and at least one inner layer (2) located below the barrier layer, said inner layer (2), or all the layers (2) and the other optional layers located below the barrier layer, containing on average from 0 to 1.5% by weight of plasticizer relative to the total weight of the composition of the layer (2) or to the total weight of all the compositions of the layers (2) and the other optional layers located below the barrier layer, respectively, said inner layer (2) predominantly comprising at least one polyamide of aliphatic type or consisting of more than 75% of aliphatic units, said aliphatic polyamide being chosen from: a polyamide denoted A, having a mean number of carbon atoms per nitrogen atom, denoted CA, of from 4 to 8.

Abstract: A threaded connection for a steel pipe includes a box which is an opening end of a second pipe and a truncated cone shaped pin which is an end of a first pipe and is inserted into the box, wherein the pin includes a male thread portion which is a tapered thread and a seal portion which includes a tapered surface, the box includes a female thread portion which is a tapered thread and a seal portion which includes a tapered surface, and in a state before make-up between the pin and the box, a minimum diameter of the tapered surface of the pin is smaller than a maximum diameter of the tapered surface of the box.

Abstract: Connector assemblies for holding two tubes together and methods of use are described. The connector assemblies have an inner bolt, a split outer bolt comprising at least two outer bolt sections and a clamp bolt. The clamp bolt holds the outer bolt sections together to form the split outer bolt and the inner bolt is screwed into the outer bolt to enclose the two tube ends.

Abstract: A leak-proof tube fitting assembly structure includes a liquid tube, a liquid tube fitting, and a nut for locking and connecting the liquid tube and the liquid tube fitting. The liquid tube fitting has a first connecting end, a first threaded connecting portion and a second connecting end that are axially arranged in sequence in a forward direction. The first threaded connecting portion has a first external thread. Thereby, the sealing performance of the connection of the liquid tube and the liquid tube fitting is improved to prevent leakage.

Abstract: A pipe connection swivel joint assembly includes a pipe member having an end flange with a conical proximal surface. A split ring assembly includes a pair of swivel ring halves each having a conical inner surface disposed against the conical proximal surface of the pipe member. The pair of swivel ring halves further include a plurality of mounting holes extending axially through the pair of swivel ring halves and a plurality of ring fastening holes. An outer ring is connected to the pair of swivel ring halves by a plurality of split ring fasteners engaged with the plurality of ring fastening holes. The outer ring supports a pair of distance plates that are disposed between opposing ends of the pair of swivel ring halves.

Abstract: A clamp apparatus including band means which is annular or substantially annular in form. The band means has two opposing ends and protruding means are provided to protrude outwardly of the band means at each of the opposing ends. At least one of said protruding means is integrally formed with the band means.

Abstract: A hinged connection device includes first and second tubular components around a main axis which respectively include a first male hinge member provided with an end head shaped as a spherical segment and a second female hinge member provided with a complementary seat receiving movably inside the end head of the first member. The first member is configured to be housed at least partially inside the first component and to be assembled to the second component throughout the second member. The second member is configured to be mounted around the second component and assembled to the first component over the first member such that the two tubular components are assembled together by the reciprocal intersection of the two hinge members.

Abstract: The apparatus is a pawl clamping rachet device used with pipe or hose clamps when working in a tight space limiting access to advancing a slotted band needed for tightening the hose clamp. The apparatus having upstanding planar guide walls which guide a slotted band as the band is advanced through a gap with the band restrained in moving backwards by a pawl tooth having a spring function.

Abstract: A multi-lumen hose connector nipple and a multi-lumen hose equipped therewith. The multi-lumen hose connector nipple includes a nipple basic section through which a plurality of separate fluid conduits extend in each case between a first and a second nipple connector side, a plurality of hose lumen plug-in sockets integral with the nipple basic section, which sockets extend juxtaposed on the first nipple connector side with an intermediate hose lumen wall accommodation space left therebetween, wherein a socket interior space of each of the hose lumen plug-in sockets is assigned to a respective one of the fluid conduits and opens out axially, and a socket strutting structure within the socket interior space of at least one of the hose lumen plug-in sockets.

Abstract: A fluidic connection device for a fluid circuit of a motor vehicle includes a female fluidic connector, a U-shaped lock, and a locking indicator. The female fluidic connector includes a housing configured to receive a male fluidic connector, by translation along an axis (A). The U-shaped lock is carried by the female connector and includes a pair of elastically deformable legs that arranged substantially in a first plane, perpendicular to the axis (A) and on either side of the axis (A) and being configured to cooperate by elastic snap-fitting with the male connector to ensure retention of the male connector in the female connector along the axis (A). The locking indicator is carried by the female connector and configured to be translated in a second plane, perpendicular to the axis (A), between a first position for releasing the locking indicator and a second position for locking the locking indicator.

Abstract: A locking member is mounted to the housing to be able to move in the outer diameter direction by a tapered portion of the tubular body, when the tubular body is inserted. The housing is equipped with slits formed to pass a curved portion bent in the inner diameter direction disposed at a leading-end side of the locking member and to lock with the engagement portion of the tubular body mounted on the housing. A gap is disposed between the curved portion, and the end portion of the slit positioned at a side in an opposite direction to the leading-end side of the locking member, so that there is no contact while at least the locking member is moving.

Abstract: A quick connector coupling for making a severable connection with a male member in a fluid line includes a connector body having a through bore for receiving the male member having a tubular shape sized to extend into the through bore of the connector body, a retainer releasably securing the male member within the connector body, and a verifier including at least one arm extending outside the connector body. Further, the verifier is coupled to the connector body and is moved to a latched position from an unlatched position when the male member is securely connected with the connector body. The connector body includes at least one verification element, which is at least partially covered by the at least one arm extending from the verifier in the unlatched position. The verification element of the connector body is uncovered and readable when the verifier is moved to the latched position.

Abstract: A delivery assembly for a crop input delivery system. The delivery system includes a boom adapted to be supported at a proximal end from a mobile vehicle, the mobile vehicle holding a supply of the crop input, the boom supporting a conduit having a proximal end in fluid communication with the supply of crop input. The delivery system further includes a first coupler and a second coupler. The first coupler is supported on a distal end of the boom and is coupled to the conduit. The second coupler is in fluid communication with a storage tank disposed on the implement, the second coupler configured to fluidly couple with the first coupler. A clamping assembly releasably couples the first and second couplers in fluid engagement.

Abstract: A quick connector structure includes a fitting connector, a connector, and a U-shaped positioning snap pin. The fitting connector is a pipe connector, a three-way valve connector, or a washing machine valve connector. The fitting connector is combined with a pipe body. The U-shaped positioning snap pin ensures the stability of the connection between the fitting connector and the connector. The quick connector structure enables rapid positioning and assembly, reducing the assembly difficulty in a smaller or concealed space and achieving the effects of assembly stability and convenience.

Abstract: An O-ring membrane valve, including an O-ring, and a resealable membrane connected to the O-ring, the resealable membrane including a first surface, a second surface, and a slit extending from the first surface to the second surface. The O-ring membrane valve may be assembled with a fluid connector, the fluid connector including a body, having a first through-bore and a first groove arranged circumferentially within the first through-bore.

Abstract: A plug-in coupling has a coupling plug and a coupling socket. The coupling plug has an inner and an outer pipe piece and a first attachment flange and is connected to the first cryogenic line. The coupling socket has an inner and an outer pipe piece and a second attachment flange and is connected to the second cryogenic line. A circular annular seal on the distal end of the coupling plug is of electrically insulating form. An insulating sleeve is arranged on the outer pipe piece of the coupling plug. An insulating disc is situated between the first and the second attachment flange when the coupling plug has been inserted into the coupling socket. The plug-in coupling realizes a galvanic is separation between the coupling plug and the coupling socket.

Abstract: A pipe made of plastics includes a female end with a bell joint suitable to receive a male end of another pipe and an inner wall with a seat for a gasket suitable to abut an external wall of the male end. When the pipe and other pipe are connected, a joint is formed having a hydraulic seal. The inner wall of the bell joint has at least one closing lip with an annular shape, which extends towards the inside of the bell joint, towards an external front edge of the bell joint, and includes an abutment edge, which adheres to, and tightens with a predefined force, the external wall of the male end. The closing lip is interposed between the external front edge and the seat and forms, with the inner wall, an annular cavity that opens in the direction of the external front edge.

Abstract: A length compensator for pipelines, preferably plastic pipelines, containing two connecting components, preferably made from plastic, a compensating element made from an elastic material, preferably a thermoplastic elastomer (TPE), and a supporting pipe, wherein the compensating element is arranged between the two connecting components and the compensating element ends are connected to the connecting components, wherein the outer lateral surface of the compensating element is suitably encompassed by the inner lateral surface of the supporting pipe around its entire circumference, wherein the supporting pipe has a circular cross-sectional area and the compensating element expands and contracts exclusively in the axial direction.

Abstract: A hose assembly includes an inner core tube, a metal outer tube, a first coupling member, and a first collar. The first coupling member has an inboard nose portion extending into a first end of the inner core tube. The metal outer tube surrounds the inner core tube and terminates at a first end axially inward of the first end of the inner core tube, with an outer cavity disposed between the inner core tube and the metal outer tube. The first collar has an outboard clamping portion surrounding the nose portion for clamping retention of the first end of the inner core tube therebetween, and an inboard venting portion welded to the first end of the metal outer tube, with the inboard venting portion including a venting port in fluid communication with the outer cavity.

Abstract: A seal assembly for a pipeline plug may include a pressure head including a forcing face. The seal assembly may include a primary tapered ring including an expansion face. The expansion face may abut the forcing face. The seal assembly may include primary seal ring. The seal assembly may include a squeezer assembly, the squeezer assembly including at least one seal face, the seal face abutting the primary seal ring. The seal assembly may include a secondary tapered ring, the secondary tapered ring including a wedge squeezer face, the wedge squeezer face abutting a wedge face of the squeezer assembly. The seal assembly may include a bowl, the bowl including a wedge face, the wedge face in abutment with an expansion face of the secondary tapered ring.

Abstract: An apparatus and method for repairing broken, compromised, damaged or cracked conduits is provided. Conduits such as pipes and tubing may bear fluid flows therethrough. Often these conduits are damaged or compromised and begin leaking fluid. A clamp is provided that holds expandable metal securely about the outer circumference of the conduit. The expandable metal may react with any leaking fluid, such as water, thereby expanding and sealing the crack or otherwise seals the compromised conduit in a permanent manner.

Abstract: A cured-in-place pipe rehabilitation device launcher having a launcher assembly and a liner assist chamber, the launcher assembly includes a nozzle, an air feed chamber above the nozzle to pressurize a cured-in-place liner to aid in urging it into a pipe to be rehabilitated, and an attachment plate is disposed above the adapter. The liner assist chamber includes a base plate to attach to the attachment plate, a liner assist frame coupled to the base plate, a plurality of rollers rotationally attached to the liner assist frame, and a motor operably attached to at least one of the plurality of rollers and configured to aid in urging the cured-in-place liner into the pipe.

Abstract: A motorized apparatus for use in maintaining a pipe includes at least one drive portion including a body assembly, a plurality of leg assemblies coupled circumferentially around the body assembly, a plurality of drive mechanisms coupled to the plurality of leg assemblies, and a drive portion coupling mechanism. The motorized apparatus also includes at least one maintenance portion including a body, at least one maintenance device coupled to the body, and a maintenance portion coupling mechanism configured to engage the drive portion coupling mechanism. The at least one drive portion is releasably coupled to the at least one maintenance portion by engaging the drive portion coupling mechanism with the maintenance portion coupling mechanism. The drive portion coupling mechanism and the maintenance portion coupling mechanism are each configured to engage another coupling mechanism when the drive portion coupling mechanism and the maintenance portion coupling mechanism are uncoupled from each other.

Abstract: A caliper pig for detecting geometrical deformation of a pipeline is disclosed. The caliper pig includes a body and a first sensor arm assembly. The first sensor arm assembly includes a primary caliper sensor ring adapted to be mounted on the body. Further, the first sensor arm assembly includes a plurality of sensor arms adapted circumferentially distributed on the primary caliper sensor ring. Each of the plurality of sensor arms includes a sensing arm adapted to be in contact with an internal surface of the pipeline and a pair of magnets adapted to rotate along the sensing arm. Each of the plurality of sensor arms includes a sensing unit configured to detect a change in magnetic field based on the movement of the sensing arm. The sensing unit is configured to generate an output indicative of an angle of deflection of the sensing arm while traversing on the internal surface of the pipeline.

Abstract: A vacuum adiabatic body includes a heat exchange pipeline and a sealing plug. The heat exchange pipeline includes at least two pipelines which pass through a first plate and a second plate to allow a refrigerant to move between inner and outer spaces. The sealing plug allows the heat exchange pipeline to pass through a first point of the first plate and a second point of the second plate without contacting a third space.

Abstract: A method of assembling a mobile electric power generation system comprises providing a generator trailer having an electric generator, a gas turbine trailer having a gas turbine, an exhaust trailer having an exhaust device, and an air filter and ventilation trailer having an air inlet device. The method includes positioning each of the generator trailer, the gas turbine trailer, the exhaust trailer, and the air filter and ventilation trailer at a job site such that the generator trailer and the gas turbine trailer are in an end-to-end configuration. The method comprises coupling each of the generator trailer, the exhaust trailer, and the air filter and ventilation trailer to the gas turbine trailer in an operational mode for generating power and decoupling each of the generator trailer, the exhaust trailer, and the air filter and ventilation trailer from the gas turbine trailer in a transport mode for transport.

Abstract: The present disclosure describes a component rack for, e.g., electronic devices. The component rack includes an upper rail; a lower rail, the upper rail and the lower rail extending relative to a first axis; at least one end cap coupled to an end of the upper rail and the lower rail; wherein the at least one end cap comprises a first panel slidably couplable to a second panel and movable along a second axis between a collapsed position and an extended position, the second axis extending transversely to the first axis.

Abstract: A support structure for supporting a display includes a post extending between a first end and a second end, an arm movably coupled to the post, and a grip assembly for moveably coupling the arm to the post. The grip assembly includes a housing, an actuator assembly, a retention component movably positioned in the housing, and a resilient member that biases the retention component to a first position, in which, the grip assembly is engaged to the post.

Abstract: A mounting fixture for mounting a sensor housing to a mounting surface includes: a clamp jaw having a first part and a second part, the first part and the second part of the clamp jaw each including a polygonal recess and being attachable to each other such that a recess of the first part of the clamp jaw and a recess of the second part of the clamp jaw together form an essentially hexagonal recess. The first part and the second part of the clamp jaw are attachable to each other by at least one fastening element so as to fixate the sensor housing in the essentially hexagonal recess. At least one of the first part and second part of the clamp jaw includes a mounting element for mounting the mounting fixture to the mounting surface.

Abstract: A method for determining when to change a lubricating fluid flowing within an apparatus includes monitoring the lubricating fluid flowing within the apparatus by passing radiation through the lubricating fluid from a radiation source. The lubricating fluid is analyzed for a presence of particles in the lubricating fluid based on the radiation passing through the lubricating fluid. A concentration of the particles in the lubricating fluid is determined when the presence of particles is detected. An alert to change the lubricating fluid is generated when the concentration of particles in the lubricating fluid exceeds a threshold.

Abstract: A high-pressure vessel that includes a cylinder, at least one half-shell, and a substantially rotationally symmetrical insert member. The cylinder, forming a middle region of the high-pressure vessel, is composed of a multilayer composite plastic having a first barrier layer. The at least one half-shell is formed at an axial end of the cylinder, and is composed of a multilayer composite plastic having a second barrier layer. The substantially rotationally symmetrical insert member has a foot member at an end thereof which faces an interior of the high-pressure vessel. The foot member has a diameter that is greater than a diameter of a middle region of the insert member. The foot member is configured to substantially form a hollow cone or hollow cylinder and at least a first groove or recess filled with the multilayer composite plastic of the at least one half-shell, and which is configured to extend around at least in certain portions on an inner circumference of the foot member.

Abstract: A reinforcement layer of a high-pressure vessel has a plurality of low helical layers. In at least one of the (i?1)-th low helical layer and the i-th low helical layer, the difference between the diameter of an opening formed in an end portion of the (i?1)-th low helical layer and the diameter of an opening formed in an end portion of the i-th low helical layer is equal to or larger than the width of the band-shaped fiber when an inclination angle WA of the band-shaped fiber is equal to or smaller than a second angle smaller than a first angle.