Abstract: A connection of two pipes each including a liner. Liner sections connected to the liners are sections joined together forming a joint of the liner sections. An electrofusion coupling may overlie the joint of the liner sections and be used to fuse the joint. A collar may be positioned to overlie the joint of the liner sections. A bushing may be positioned between the joint of the liner sections and the collar. Hubs may be connected to the ends of the pipes. The liner sections and hubs may include corresponding structure which resists movement of the liner sections away from the joint of the liner sections. A connection of two pipes each including a liner may be formed according to disclosed methods.

Abstract: A pipe connection that includes two tubular connection pieces for a conical clamping connection, the connection pieces being screwed together by a union nut while one connection piece is plugged inside the other. Each connection piece has a conical sealing surface which sealingly rests against the other, and an annular groove is provided in one of the sealing surfaces. The union nut is slit on the collar side.

Abstract: A conduit assembly and method of utilizing the assembly generally extends along a centerline for detachable engagement to a component in an axial direction. The assembly may include a body having an internal, cylindrical, surface with a first surface portion located axially adjacent to a second surface portion. The first portion is circumferentially continuous and the second portion extends circumferentially by about 180 degrees or less. A saddle is axially aligned to the second portion and detachably connects to the body. The saddle extends circumferentially by about 180 degrees or more. A conduit is received in the body and rigidly secured to the body via the saddle. A circumferentially continuous sealing interface is carried between the first portion and the conduit, and is constructed and arranged to slide axially with respect to the first portion and the conduit.

Abstract: A coupling device for coupling to a fluid line includes a coupler body having an end portion with a threaded outer surface and a conical inner surface. A fastener threadedly engages the threaded outer surface of the coupler body. A ferrule includes a rotational driving portion and a clamping portion having a threaded inner surface. When a tube is inserted through the ferrule and the fastener and into the end portion of the coupler body, the fastener threads onto the coupler body and the conical inner surface of the coupler body engages an outer surface of the clamping portion of the ferrule to substantially clamp the clamping portion of the ferrule around the tube. With the fastener tightened, the ferrule is rotatable relative to the fastener and the coupler body and the tube, whereby rotation of the ferrule moves the tube further into the coupler body.

Abstract: The invention includes a connector for coupling to a composite pipe, and methods for forming the same. The connector has a seal carrier forming a fluid passage that is made of a first material and that includes a seal receiving portion configured to receive at least one seal and a first coupling surface on an outer seal carrier surface. The connector also has an interconnect with a passage configured to receive the seal carrier that is made of a second material and includes a second coupling surface on an inner interconnect surface configured for coupling with the first coupling surface to connect the seal carrier and the interconnect and a third coupling surface on an outer interconnect surface.

Abstract: A pipe connection assembly including: (a) a housing; (b) a first opening disposed within the housing, the opening having an inner surface adapted to receive a first end of a first pipe element; (c) an open-ended channel disposed within a wall of the housing, the channel having a wide cross-section disposed distal to the first opening, and a narrow cross-section disposed between the wide cross-section and the first opening, the channel fluidly communicating with the first opening via the narrow cross-section; and (d) a lock pin having a backbone and a tooth extending longitudinally therefrom, the backbone adapted to be received by the wide cross-section, the tooth adapted to be received by the narrow cross-section, the pin adapted to be urged along the open ended channel, whereby a bottom edge of the tooth protrudes through the narrow cross-section into the opening.

Abstract: A quick connector for making a releasable connection in a fluid line with a connector body, a male member, a retainer and a verification element. The connector body comprises a through bore, wherein the male member introduced into the through bore is releasably fixable in the through bore by the retainer. The retainer comprises a ring and the verification element has an annular body. The annular body of the verification element can be displaced in an axial direction with respect to the through bore from an initial open position to a verification position when the male member is secured by the retainer in the through bore to place the verification element in a verification and locked position. In one form, the retainer includes lifting arms pivotably attached within coupling openings which cooperate with the coupling projections of the verification element to permit axial translation of the verification element to the verification position when the male member is fully inserted into the through bore.

Abstract: Devices and methods for reversibly securing first and second component subs of submersible well pump assembly. First and second component subs are provided with connection end portions which are placed into a sealed abutting relation. A connecting collar is threaded onto the first component sub. A locking groove on the first component sub receives a locking dog therein.

Abstract: A system is provided for cleaning out a drain line for an air conditioning unit. The system has an access member that can be installed and remain in the drain line. The access unit provides access to the drain line to allow a fluid to move in at least one direction to remove the debris and liquids from the drain line to prevent maintenance issues with the air conditioning unit. A connecting member is used with the access member to move the debris either down the drain line or out of the air conditioning unit.

Abstract: A permanent test port mounting in a conventional gasoline/diesel fuel dispenser to provide a technician access to the fuel line and perform various tests that enables testing to occur at a highline point in the line system to include all or at least more of the line system head pressure than has been possible before. In particular, the test port has a quick connect/disconnect fitting disposed in a collar intermediate a mounting for a filter in a conventional gasoline/diesel fuel dispenser and the filter to provide a technician access to the fuel line and perform various tests. The quick connect/disconnect fitting may also be coupled to a hose for draining fuel under pressure into a safety can to prevent spillage during replacement of the filter. The safety can may be emptied into the fuel tank to conserve the fuel, prevent polluting the environment and as a safety measure.

Abstract: Embodiments of a push fitting joint packaging arrangement include a sealing member, a fastening ring, a retaining ring member and a shield member. In various embodiments, the shield member has a substantially cylindrical interior surface, and a non-cylindrical exterior surface.

Abstract: A tubular connection is formed by a box member and a pin member, each of which has a tapered constant pitch thread. A profile defined by the thread of at least one of the pin member and the box member results in a pitch line that is a stepped pitch line. The stepped pitch line configuration may produce a wide radial band of substantive contact between the stab flanks of the pin member and box member upon full make-up of the connection.

Abstract: A single use wall pass-through system having a fixed wall part attached through an opening in a wall and connected by at least one mounting flange. The fixed wall part includes clamping flanges used to provide a sealed connection between the fixed wall part and the hose or tube which carries the material from an outside area into another area defined on the inside of the wall. A gasket is used along with a clamp plate for connection to the clamping flange via a clamping ring. The clamp plate can be two pieces separated by a dividing line and the clamp plate hose opening intersects the dividing line. The transfer hose and the gasket are disposable. The clamp ring and clamp plate can be re-used.

Abstract: A clamping ring that presses an end of a pipe against a connecting piece by back shrinkage. The clamping ring comprises a body comprising a plastic material having memory properties. The body has a first end to be positioned at a distance from the end of the pipe and a second end to be positioned close to the end of the pipe. The body of the clamping ring has a first position at the first end or at the distance from the first end having a first radial wall thickness. The body of the clamping ring has at least one second position between the first position and the second end such that the body of the clamping ring has a second radial wall thickness at the second position. The second radial wall thickness is smaller than the first radial wall thickness.

Abstract: A connecting system is provided for detachably connecting a first pipe end to a second pipe end. The first pipe end has a sealing cone facing toward the second pipe end and a shoulder section. The connecting system includes a first clamping disk surrounding the first pipe end and a second clamping disk surrounding and connected to the second pipe end. The connecting system further includes a multiplicity of screws, detachably connecting the first clamping disk to the second clamping disk. The first clamping disk includes an outer circular disk ring and an inner circular disk ring which is detachably connected to the outer circular disk ring. The inner circular disk ring has multiple separate circular disk ring parts, and an outer diameter of the inner circular disk ring is greater than an outside diameter of the shoulder section provided on the first pipe end.

Abstract: An adapter for connection with a fluid container includes an outer housing having a distal end, a proximal end, and a generally cylindrical sidewall extending between the distal end and the proximal end, an inner member comprising a body rotatably inserted within the outer housing, a first locking arrangement configured to restrict the inner member from rotating relative to the housing in a first direction, and a second locking arrangement configured to restrict the inner member from rotating relative to the housing in both the first direction and a second direction. The adapter is transitionable between: a disengaged state, in which the first locking arrangement and the second locking arrangement are not engaged with the inner member; a partially engaged state in which the first locking arrangement engages the inner member; and a fully engaged state in which the second locking arrangement engages the inner member.

Abstract: Embodiments of a retaining ring for a pipe joint assembly comprise a unitary, ring-shaped body having radially inner and outer surfaces and axially inner and outer surfaces, wherein the radially inner surface is provided with a gripping segment comprising one or more fins, with each of the fins extending radially inwardly. Embodiments further include a wing formed therewith, extending radially outwardly from the radial outer surface to the radially outermost surface. In various embodiments, the retaining ring can be split.

Abstract: The connector assembly includes a housing with an open bore which extends along an axis from an open first end to an open second end. The housing further includes a plurality of fingers that are spaced circumferentially from one another and are deflectable in a radial direction. At least one of the fingers has a plurality of teeth that are spaced axially from one another and extend into the open bore of the housing for biting into the first tube to resist pull out of the first tube from the open bore. Each of the teeth also extends by a height to a leading edge of an engagement surface which also includes an angled portion that extends at an angle relative to the axis. The axially spaced teeth have at least one of differing heights and differing angles of the angled portions.

Abstract: A conduit fitting of the type having first and second threaded fitting components and at least one conduit gripping device, further includes a stroke limiting member that allows the fitting to be pulled up by applying a predetermined torque. In one embodiment, the stroke limiting member may be a non-integral torque collar and in another embodiment the stroke limiting member may be two engaging surfaces integrally formed with the fitting components. Alternatively, the fitting may also be pulled up by turns. In still another embodiment, a stroke limiting member is provided that may be used to enable a fitting that is designed to be pulled up by turns to also be pulled up by torque. The stroke limiting member facilitates many remakes of the fitting, including remakes by torque.

Abstract: An assembly having a fitting body, a structure, an annular cavity within the fitting body, a grip ring, a seal element, and a spacing element. The structure has an end that is received in the fitting body. The annular cavity is disposed within the fitting body between an interior surface of the fitting body and an exterior surface of the structure. The grip ring, seal element, and spacing element are disposed in the annular cavity in a side-by-side relationship. The grip ring includes a plurality of first teeth that engage the exterior surface of the structure. Both the seal element and the spacing element extend radially across a height of the annular cavity such that the seal element and the spacing element each contact and sealingly engage the exterior surface of the structure and the interior surface of the fitting body.