Abstract: A pipeline connection device includes a first connecting member, a second connecting member and a sealing member. The first connecting member includes a first channel and an abutting portion. The second connecting member includes a second channel and a first groove portion. The first groove portion includes a first side wall and a first receiving groove to receive the sealing member. At least part of the abutting portion is received in the first receiving groove and abuts against the sealing element. A first gap not greater than 0.3 mm is provided between the abutting portion and the first side wall; or the first connecting member and the second connecting member include at most two annular friction surfaces. As a result, mutual jamming of the first connecting member and the second connecting member can be avoided. Besides, a pipeline adapting assembly having the pipeline connection device is disclosed.

Abstract: A fuel pump to fuel tank attachment assembly for a vehicle includes a retainer ring firmly attached to a portion of the fuel tank. The retainer ring is formed of the same material as the material of the fuel tank. A lock ring is positioned over, and secured to the retainer ring. A flange of the fuel pump is positioned and clamped between the retainer ring and the lock ring. The retainer ring and the lock ring circumferentially engage the flange of the fuel pump, in the mounted position of the assembly.

Abstract: A clamp assembly for temporarily applying compressive force to a flange connection assembly, such as a bolted pipe flange. Frame members are pivotally attached to interconnecting linkage members to form an elongate assembly having joinable ends. When installed around the circumference of a flange connection assembly, interchangeable cuff members removably attached to the frame members apply compressive forces to a flange connection assembly in order to facilitate a fluid-pressure seal.

Abstract: Systems for coupling tubes, pipes, conduits, ducts, and the like. In at least some embodiments, a coupling assembly includes a sleeve, a retaining member having an angled end surface, and a locking member. A tube is positioned through the locking member, the retaining member, and into the sleeve. In a first position, a first portion of the locking member contacts an angled end surface of the retaining member, and a second portion of the locking member is spaced apart from the angled end surface. The locking member is then tilted into a second position wherein the second portion is relatively closer to the angled end surface to securely engage the locking member with the tube, and the locking member is then secured in the tilted (or second) position relative to the sleeve, thereby securing the tube within the sleeve.

Abstract: A mechanical joint restraint including a clamping ring for pressing against a seal of an annular flange, the clamping ring having an annular lip, a pipe grip ring assembly including a yoke with a pair of transverse fastener receiving members, one or more transverse fasteners for fastening the transverse fastener receiving members to one another, and a plurality of grip elements, tightenable against an outer surface of a pipe, wherein the annular inner surfaces of the yoke include adjoining abutment surfaces that form an acute angle, and the grip elements have a wedge shape that is received in and abuts against the adjoining abutment surfaces and one of the abutment surfaces has an extension which is an annular lip that fits over and abuts against the annular lip of the clamping ring.

Abstract: A connecting device for connecting a flexible container to a flange or a connecting ring includes an outer ring, which has an inner surface radially inside and a connection side facing the flange or the connecting ring, and an inner ring, which has an outer surface radially outside and over which an end section of the container can be turned. The outer and inner surfaces are at least partially congruent so that the end section can be clamped between the outer and inner rings. The inner ring can be inserted into the outer ring from the connection side. The outer ring has an accommodating groove radially inside. The accommodating groove extends completely around the outer ring, is open radially inwardly, and has a round cross-section. The inner ring is one-piece and has a round cross-section in an area of the outer surface and is made of a single flexible material.

Abstract: A two-piece flange adapter including two identical flange parts. Each flange part has two ends, with each end having a planar mating surface disposed at each end of the channel disposed on an inner diameter surface of the flange part. A projection extends from one planar mating surface and is formed to continue the channel for a predetermined distance past the planar mating surface. The other end of the flange and channel define a groove having a depth that accepts the projection of a mating flange part to form a complete channel. A gasket having a cross-sectional area with an internal cavity is compressively disposed in a pocket defined by the channel and the mating pipes. The cross-sectional area of the gasket occupies less than 87% of the pocket and can also occupy approximately 82-84% of the pocket.

Abstract: Methods, systems, and apparatus for a fill port for a flexible container such as a flexible self supporting dewatering or marine structure. The container includes a flexible material having at least one opening and a fill port having an inner port body and an outer port body. At least one face of the inner and/or outer port body has a plurality of cellular surfaces with cavities that do not extend through the inner and/or outer port body on which they are positioned. The cavities receive a portion of the flexible material when the inner port body, the flexible material, and the outer port body are secured together and in use, thus minimizing stresses on the flexible material surrounding the fill port by equally distributing the forces acting on this material during the filling stage and thus reducing the risk of tears or failure to the flexible container.

Abstract: A clamp connector for clamping together connecting pieces (5) on pipelines, having two clamping ring parts (1, 3) which are connected at one end by means of a joint arrangement (11) and which are pivotable about said joint arrangement (11) between spread positions and clamping positions in which said clamping ring parts (1, 3) are situated close to one another, and having a clamping device which is situated at the opposite end of the clamping ring parts (1, 3) from the joint arrangement (11), which clamping device has a clamping screw (19) which can be pivoted from an active position, in which said clamping screw (19) interacts with the clamping ring parts (1, 3) in order to generate a clamping force which presses said clamping ring parts (1, 3) into the clamping positions, and a release position in which said clamping screw (19) is pivoted away from said clamping positions and in which the clamping ring parts (1, 3) are released, is characterized in that the clamping device has a locking device (25, 27) whic

Abstract: A coupling assembly for releasably interconnecting a fluid joint is provided where the fluid joint includes confronting ends of a pair of fluid conveying members, each of which has a ferrule fixedly attached thereto, and a sleeve circumferentially surrounding the ferrules. The coupling assembly includes a pair of coupling members, each of which has a first end and a second end, a hinge assembly configured to hingedly connect the first ends of the coupling members to permit them to rotate relative to each other between an open position and a closed position where the coupling members surround the sleeve, a pair of bonding wires, each of which is coupled to a respective coupling member and configured to electrically bond the respective coupling member to the ferrules of respective fluid conveying members, and a releasable latching assembly configured to releasably secure the second ends of the coupling members together when they are in their closed position.

Abstract: Provided is a joint which can be easily detached from and attached to pipes, in which a flange joint is connected air-tightly at a connection portion of medium-size or large-size pipes, without using bolts. In the pipe joint, flanges are formed at both ends of connection tubes for respective pipes, connection units are fitted with the flanges, to then make the flanges and the connection units easily connected using a connector, respectively, in order to prevent the flanges from seceding from the connection units, respectively, a protrusion and an O-ring groove are formed at the end of one connection tube to thus make an O-ring fitted into the O-ring groove, and a concave portion is formed on the inner circumference of the other connection tube, to thereby closely contact the O-ring at the state where the protrusion closely contacts the groove, to thus maintain air-tightness.

Abstract: A fitting for fixedly attaching to pipes and the like includes an inner and outer ring being coaxially provided over a pipe. The inner and outer rings are preferably connected by means of a ratchet mechanism allowing for one way advancement there-between. Advancement of the outer ring over the inner ring radially compresses the latter thereby resulting in swaging of the pipe. The radial compression of the pipe results in the fitting being locked in place and prevents axial movement between the fitting and the pipe. Various apparatus are provided for advancing the outer ring over the inner ring. Coupling assemblies are provided utilizing the fittings for forming joints between abutting pipes.

Abstract: Coupling device (60) for mechanically and hydraulically coupling a fuel injector (20) to a fuel rail (18) of a combustion engine (22), the fuel injector (20) having a central longitudinal axis (L) and an injection nozzle (31), having a fuel injector cup (32) being designed to be hydraulically coupled to the fuel rail (14) and to engage a fuel inlet portion (24) of the fuel injector (20), and a spring element (36) being part of the fuel injector (20) and being designed to be in a snap-in engagement with the fuel injector cup (32) to retain the fuel injector (20) in the fuel injector cup (32) in direction of the central longitudinal axis (L) facing towards the injection nozzle (31).

Abstract: A filter cartridge in a filter-in-filter design with an inner filter and an outer filter. A mechanism, for example crush ribs, connects an upper end plate of the outer filter and an upper end plate of the inner filter to prevent relative axial and radial movement therebetween when assembled. Relative axial or radial motion can create a rattling noise which is sometimes perceived as a low quality filter. The crush ribs are, for example, formed on an interior surface of the upper end plate of the outer filter, and the ribs engage an outer perimeter of the upper end plate of the inner filter. One or more of the ribs crush when the inner filter is installed into the outer filter to ensure tight axial and radial engagement between the filters.

Abstract: A device is illustrated and described for connecting two ends of high-pressure pipelines for use in longwalls of underground mining, having a removable pipe coupling for tension-proof and tight connection of the two pipe ends whose constructions are tailored to one another. In order to counteract the catching as the pipeline is displaced in the longitudinal direction, so that damage or even destruction of the pipeline or pipe connections may be reliably prevented, each pipe end is reinforced using an essentially conical ring, whose outer surface expands from the external diameter of the pipe up to the external diameter of the pipe coupling.

Abstract: A pipe coupling assembly includes a first and a second pipe coupling member with the first coupling member including a cylindrical flange and a spherical convex seat portion, and the second coupling member including a cylindrical flange and a spherical concave seat portion. Each flange includes a first plurality of pivot notches. The coupling assembly further includes a first and a second cylindrical spring ring. Each spring ring includes a body having a first surface and an opposing second surface. The body includes a main bore and a plurality of bolt bores extending therethrough. A plurality of pivot bearings extend from the first surface with each pivot bearing configured to engage a pipe section flange notch. A plurality of bolt bore seats are located in the second surface and coaxially aligned with the bolt bores.

Abstract: A flexible hose with connect flange and a method for obtaining such a hose. The flexible hose (1) whereof the elastomer wall (1a) is reinforced by at least a main carcass (2) comprises flexible cables, including at least at one of its ends an annular flange (3), provided with longitudinal perforations, whereto is fixed at least the main carcass, the flange having an external diameter not greater than the external diameter of the hose wall proximate to the flange. The flange comprises perforations (34a) emerging on one or more indentation(s) (12) provided on the outer surface (9) of the hose wall and whereof the dimensions enable to house therein at least linking elements (15) externally accessible for abutting connection of pipes without interposition of an intermediate component between their respective flanges.

Abstract: A backup ring for a pipe joint restraint includes a continuous one piece ring member or opposed ring segments, both including multiple inside radii to provide a portion of the ring which may be secured to a pipe fitting and a portion of the ring which is adapted to provide clearance for reinforced areas of a pipe fitting, such as a fillet reinforcement at a branch portion of a tee fitting. The ring embodiments with multiple ring segments include opposed radially projecting ears with fastener receiving bores and radially projecting lugs adapted to provide for connecting the ring assembly to a second ring assembly or gland clamped to the pipe section which is to be restrained in connection with the pipe fitting to which the backup ring assembly is clamped. The circumferential extent of the ring segments is preferably less than 180.degree. to accommodate a range of pipe fitting diameters with a single size ring segment.

Abstract: There is disclosed herein a bulk container valve adapted for use with a bulk container having a tubular spout. The valve comprises a plastic housing having an interior chamber connecting a front port to a rear port. The housing includes a rear fitting about the rear port for connection to the spout, in use, and a front fitting about the front port. A generally spherical valve element is rotationally supported in the interior chamber for movement between a valve open position and a valve closed position. A handle includes a stem. The stem extends through an opening in the housing and is operatively mated with the valve element for selective rotation of the valve element. A fastener is secured to the stem within the interior chamber for securing the handle to the housing.

Abstract: To lock a pipework joint in place, a locking device 5 rests on a flange 4 mounted on the socket end of one of the pipes. The flange has, over at least one portion of its periphery, a radial L-shaped cross-section, the concavity of the L being oriented radially inwardly and mating with a complementary contour on the end of the socket.

Abstract: A rotatable vacuum flange includes a flange ring having a recess, an insert mounted in the recess in the flange ring, the insert including a seal portion and being adapted for vacuum-tight attachment to a vacuum conduit, and a wire spring positioned between the flange ring and the insert. The wire spring retains the insert in the recess in the flange ring and permits rotation of the insert relative to the flange ring. The flange ring and the insert include grooves located in opposing alignment to receive the wire spring.

Abstract: A desirable seal structure for use in forming a seal around the exterior of a pipe or the like can be constructed so as to use a retainer member, a compression member, a sealing member located generally within the retainer member and generally between the compression and retainer members and bolts for compressing the retainer and compression members against the sealing member. The compression and retainer members are provided with beveled surfaces which are complementary to corresponding tapered surfaces on the sealing member. The sealing member is shaped so that it will move inwardly when compressed between the compression and retainer members.

Abstract: A water meter service coupling facilitates removal and/or replacement of a water meter by allowing for expansion of the water service line upon disconnection of the water meter. One embodiment of the water meter service coupling includes a housing having first and second ends, an expansion piston having one end thereof slidably inserted into the first end of said housing for being slidably moved into and out of said housing, a retaining insert disposed at the outer end of said expansion piston, and a nut disposed about said retaining insert for coupling said expansion piston to a water meter, wherein the second end of said housing is coupled to a water service line and the water meter service coupling is installed in an expanded state so that upon disconnection from the water meter, the water meter service coupling may be retracted so as to allow for easy removal of the water meter.

Abstract: An improvement to a pipe joint gland utilizes a pair of radially extending ribs formed at each boss separated at about 90.degree. from each other and a second pair of ribs extending from the bosses along the circumference of the pipe joint gland. Each rib slopes downwardly from the top of the boss to the surface of the gland. The ribs are arranged in a non-parallel, non-intersecting fashion which provides improved radial and annular rigidity to the gland.

Abstract: A firewall seal in accordance with the present invention comprises a one-piece sheet of flexible fireproof material folded to form at least a two-ply seal component. Aligned openings are provided in each ply. At least one opening in each ply of the sheet is provided for passing a pipe, and a slit extends from the opening to the edge of the respective ply of the sheet, to allow assembly of the folded sheet on the pipe. The slits are staggered from one play to the other. The seal is provided on one side of the firewall only, and the folded sheet-seal components are covered by a pair of metal plates with each plate having a staggered slot for assembly on the pipe, and fastening means are provided for mounting the plates and folded sheet to the firewall.

Abstract: The invention provides a joint formed with a welded flange pipe wherein a spigot of one pipe, provided with a spigot flange welded thereto, is disposed in a socket of another pipe having a socket flange assembly located thereabout, the spigot flange and the socket flange assembly being connected by holding members linked therebetween, the socket flange assembly being a composite structure capable of assembly at the socket end of the pipe to encircle and engage the socket and bear upon the socket in use.

Abstract: An industrial desilter apparatus includes a manifold having inflow and outflow conduits of invariant diameter, a plurality of cyclone separators in communication with the manifold, and one or more adaptor members for connecting the tubular inflow and/or outflow portions of a cyclone separator having any diameter with the corresponding inflow and/or outflow conduits of the manifold. A set of adaptors includes a first singularly-constructed, tubular member for connecting the inflow portion of said cyclone separator having any diameter to the inflow conduit of the manifold and a second singularly-constructed, tubular member for connecting an outflow portion of said cyclone separator having any diameter to the corresponding outflow conduit of the manifold.

Abstract: A pair of pipe members are joined together in a flange connection assembly particularly suited for fiber-reinforced plastic components, the pipe members being formed to include an inner pipe jacked consisting essentially of a thermoplastic material and an outer pipe jacket consisting essentially of a fiber winding impregnated with a snythetic resin. A threaded section is formed in each of the outer pipe jackets at the end of each of the pipe members, a flange bushing is provided with a loose flange ring threadedly engaged on each of the threaded sections and a covering collar covering at least the end of each of the pipe members is inserted at the inner pipe jacket.

Abstract: A ductile iron molded pipe joint gland used to create an effective and lasting seal between interfitting pipe sections allows considerable deflection of the joint in any direction from the axis of the pipeline without loss of seal integrity. The interfitting pipe sections are mechanically joined securely by the gland and compressible seal in a follower gland embodiment and also by angled set screws in a retainer gland embodiment. The pipe joint gland utilizes a minimum of material for reduced weight and savings of energy in its manufacture and transportation without sacrifice of strength. The construction and shallow angle of the sealing gasket engaging face of the gland prevents gasket creep under high pressure.

Abstract: A thrust rod anchor for utilization in conjunction with a tied form of pipe joint restrainer system. The anchor utilizes spacers which are supported by flanges at their outer extremities and are bolted together over a pipe. A pipe engaging support is provided in conjunction with the outwardly disposed portions of the spacers in a manner wherein a rigid structural support is located adjacent to the surface of the pipe which serves to support and carry symmetrically disposed pipe engaging set screws. Thrust rods are connected to the assembly intermediate outwardly disposed connecting bolts and the set screws. The anchor assemblies of the invention have been shown to provide substantially enhanced anchoring resistance to thrust forces.

Abstract: A flange for connecting piping is disclosed which comprises a ring form which can be welded along its inner edge to a pipe, and a flange ring. The ring form and the flange ring are both preferably of U-shaped cross section. The flange ring has holes for the insertion of clamping bolts and, when the flange connection is tightened, contacts an outer rim of the ring form. The inner rim of the flange ring has a height which is greater by a predetermined length than the height of the outer rim of the ring form. The predetermined length is selected so that when the clamping bolts are tightened, the flanged or base portion of the flange ring contacts the outer rim of the ring form after elastic re-shaping of the flange ring has taken place.

Abstract: A fire-rated feed-through fitting for transferring insulated wires through an opening formed in a concrete floor for connection to receptacles mounted on a compartmentalized head assembly, which includes a feed-through assembly disposed in the floor opening and non-rigidly coupled to the head assembly, and a retaining clamp for securing the fitting to the floor. The fitting includes a floor cup for storing excess slack wire, a conduit formed of at least one section, and at least one intumescent fire insulating barrier disposed between the floor cup and the conduit. The retaining clamp includes a collar portion slidably and rotably disposed on the feed-through conduit, and fastening screws for securing the collar portion to the conduit. Retractable arm portions are slidably mounted on the collar portion to enable utility of the fitting with floor openings of minimum size.

Abstract: Shield for cables and conduits at the point of entry into a wall structure, the shield consisting of a pair of L-shaped plate elements, each plate element having a base portion and a leg portion; the leg portion of each plate element is adapted to overlie the base portion of the other plate element, so that the inner edges of the joined plate elements form an adjustable opening for the cable and conduit.

Abstract: A finned cooling clamp for dissipating heat from motorcycle exhaust pipes is comprised of two arcuate collar segments which can be removably interlocked together around an exhaust pipe. The collar segments are interlocked together at their opposite ends by mating locking elements. Locking heads on one end of the collar segments are apertured to receive a fastener utilized for attaching the cooling clamp to a cylinder head of a motorcycle. The interlocked clamp segments form a continuous, annular clamp conforming to the shape of a mounting flange affixed to a motorcycle exhaust pipe. The mounting flange is also apertured, and the fastener extends through it as well as through the clamp collar segments to attach an exhaust pipe to a motorcycle cylinder head.

Abstract: A split flange retainer assembly adapted to engage the flanged head to a conduit for mounting the conduit to a bulkhead, for example for hydraulic applications, is described. A pair of the split flange retainers are adapted to interconnect about the flanged head of the conduit to simulate the operation of a solid flange while retaining the advantages of split flanges.

Abstract: A split retaining ring for a connection assembly adapted for connecting an instrument or other device to a vessel, such as a pressure vessel. The connection assembly includes a base, an instrument or device, and a split retaining ring wherein the split retaining ring includes overlapping end portions. The split retaining ring also includes an annular rib adapted for engaging a ferrule of the instrument or device in order to substantially sealing engage the instrument or device to the base.