Abstract: The invention relates to an improved filament-reinforced tubular, and a method for providing such a tubular. A filament-reinforced tubular according to the invention comprises a tubular body (2), the tubular body comprising multiple fibre mats (10) encapsulated in a thermoset material (11), and is at least at one end provided with a male screw thread (3) comprising threading. According to the invention, the threading comprises a core member (12, 16). Furthermore, the threading comprises one or more fibre mats (13) that cover the core member. The one or more fibre mats are pulled between the windings of the core member by a positioning wire (14). The core member, the one or more fibre mats, and the positioning wire, are encapsulated by a, preferably thermoset, cover material (15), which cover material defines the shape of the screw thread.

Abstract: A connector assembly and method of making a fluid-tight connection therewith is provided. The assembly includes a housing having a tubular wall bounding a bore extending between opposite first and second ends. The bore has first and second diameter portions with a shoulder extending radially therebetween. A covered portion of a channel extends from the housing second end toward the housing first end to an uncovered portion of the channel. A retainer is disposed in the bore. An indicator body, received in the channel, extends from the retainer outwardly to an indicator surface. A male connector has a tubular wall moveable in the bore between decoupled and coupled positions. A protrusion extends outwardly from the male connector tubular wall. The indicator surface is partially concealed within the covered portion of the channel when the male connector is in the decoupled position.

Abstract: A press fitting for a pipe connection is provided. The press fitting comprises a fitting body for connecting the press fitting to a pipe, a substantially cylindrical pressing sleeve fixed to the fitting body and having a pressing area, and a stop ring fixed to the pressing sleeve and limiting the pressing area in an axial direction of the press sleeve. The stop ring has a substantially cylindrical inner contour with protruding first regions and second regions receding from the first regions. The first areas of the first stop ring encompass an outer contour of the pressing sleeve in a clamping manner. The second areas of the stop ring are spaced from the outer contour of the pressing sleeve.

Abstract: Provided is a threaded pipe having a pin member connecting to a box member. The pin member contains wedge-shaped pin threads that extends in a helical direction around the outside surface of its pipe end. The pin member is tapered to result in an increasing diameter of the pin threads away from the front end of its pipe. The box member contains a wedge-shaped box thread that stretches in a helical direction around the inside surface of its pipe end. The box member is tapered to result in a decreasing diameter of the box threads away from the front end of its pipe. The pin crest of the pin member increases in width along the pin thread and the box root of the box thread decreases in width along the box thread. When assembled together, the pin thread crest increases in width at a different rate than the box thread root increase in width.

Abstract: A steel ring includes a locking component. The locking component is provided on an inner surface of a ring body in a protruding manner. The locking component includes locking teeth, and the locking tooth is sheet-like and includes a fixed part and a contact part. Multiple locking teeth constitute a first locking tooth group, and with regard to the locking teeth in the first locking tooth group, the distance between the fixed parts is smaller than the distance between the contact parts. Multiple locking teeth constitute a second locking tooth group, and with regard to the locking teeth in the second locking tooth group, the distance between the fixed parts is greater than the distance between the contact parts. The ring body has a first state and a second state. When the ring body is in the first state, the ring body is in an unclosed annular shape, and when the ring body is in the second state, the ring body is in a closed annular shape.

Abstract: A system for connecting a cement string for a cementing operation, the system may include a casing spool and a lower quick connector attached to the casing spool, the lower quick connector comprising a lower body having an inner surface and at least one sealing element disposed on the inner surface of the lower body. The system may also include a cement adapter removably connected to the lower quick connector, the cement adapter comprising a cement adapter body having an outer edge that engages at least one sealing element and a radial protrusion extending outwardly from the cement adapter body and a connector clamp that engages the lower quick connector and the cement adapter to hold the cement adapter in place relative to the lower quick connector.

Abstract: A connection includes a first expandable tubular member having a first screw threadform defined by a first plurality of crests, roots, and flanks, where each flank separates each crest from each root. The connection also includes a second expandable tubular member having a second screw threadform defined by a second plurality of crests, roots, and flanks, where each flank separates each crest from each root. The crests and roots are substantially axial to the tubular members and the flanks are substantially radial to the tubular members. The first expandable tubular member and the second expandable tubular member are configured to connect when the first threadform engages with the second threadform. Clearances are formed between the first plurality of flanks and the second plurality of flanks when the first and second expandable tubular members connect.

Abstract: A vehicle air conditioning device includes a case, disposed inside a vehicle cabin separated from a forward compartment by a dash panel, in which an internal space (11a) is formed, a heater core that is disposed in the internal space, a hot water supply pipe that can supply hot water to the heater core, a hot water collecting pipe that can collect hot water that has passed through an interior of the heater core, and a holder member that holds the hot water pipes. The holder member includes a first holding portion that comes into contact with the hot water pipes, and a second holding portion that opposes the first holding portion, is provided across a gap, and comes into contact with the hot water pipes.

Abstract: A double band clamp assembly with a no-hub coupling. The clamp assembly has a first elongate band with a first end and a second end disposed opposite from the first end. The clamp assembly includes a second elongate band having a first end and a second end opposite from the first end. The second elongate band is disposed in spaced apart, substantially parallel relation to the first elongate band. A third elongate band has a plurality of slots defined therein. The third elongate band has a first end and a second end disposed opposite from the first end. The third elongate band extends from the first ends of the first and second elongate bands.

Abstract: Disclosed are exhaust systems for two-stroke engines mounted on bicycles. The exhaust systems include an expansion chamber having a divergent portion and convergent portion. The expansion chambers have different dimensions for the divergent portion and the convergent portion. The exhaust systems improve the power performance of the two-stroke engines operating at below maximal RPM by between about 15% and about 85% when compared to that of the two-stroke engines equipped with a stock exhaust pipe.

Abstract: A device for pre-positioning a profile clamp for connecting line end pieces. The device has a bridge element of a profile clamp and a flange element on one of the line end pieces. The bridge element is designed to connect two clamp portions of the profile clamp along a bridge direction. The bridge element has a finger that extends away from the bridge element at least partly transversely to the bridge direction and has a free end portion. The flange element comprises a recess for receiving the free end portion. The recess blocks a movement of the free end portion along a circumferential direction of the flange element.

Abstract: A toothed washer, in particular for fixing a tube line introduced in a fluid connector in an insertion direction, including an annular base having a toothed washer central axis. At the inner circumference of the base, cutting teeth are respectively disposed as a single component on the base radially inward and obliquely to the toothed washer central axis and extending in the insertion direction over an overmolded resilient hinge section and an overmolded retaining section connected thereto. The cutting teeth are configured such that in the event of a fixing movement of the tube line, the cutting teeth cut-in against the insertion direction into an outer circumference of the tube line, wherein the cutting teeth include a cutting surface for cutting into the outer circumference of the tube line to be fixed.

Abstract: A tubular connection includes a tubular joint including a pin with a first pin thread having a first pitch and a second pin thread having a second pitch, and also includes a connector that includes a box with a first box thread having the first pitch and a second box thread having the second pitch. The connection also includes an elastomeric seal ring comprised of a material that swells in the presence of hydrocarbons. Upon make-up of the connection, the first pin thread engages with the first box thread, the second pin thread engages with the second box thread, and the elastomeric seal ring is disposed around the tubular joint between the first pin thread and the second pin thread and forms a metal-to-elastomer seal between the tubular joint and the connector.

Abstract: A connector for use in association with a lighting assembly that allows for components to be quickly assembled in an easily aligned configuration, including: a body having a first end, a second end, an interior sidewall, and an exterior sidewall; wherein the first end of the body and the second end of the body define a length therebetween; wherein a portion of the exterior sidewall of the body is threaded proximate the first end; wherein a portion of the exterior sidewall of the body is non-threaded proximate the second end; a first aperture associated with the first end of the body; a second aperture associated with the second end of the body; and a conduit positioned between the first aperture and the second aperture, wherein the conduit is adapted for containing an electrical cord from an associated lighting assembly.

Abstract: A mounting group for a press fitting is provided. The mounting group includes cylindrical pressing sleeve with a pressing area and a stop ring fixed to a first axial end of the pressing sleeve and limiting the pressing area in an axial direction of the pressing sleeve. The stop ring has a first inner contour on a side opposite the pressing area and as a first circular segment and a second circular segment, which extends over a smaller part of the first inner contour than the first circular segment. The stop ring has a constant cross-section in the region of the first circular segment and an element arranged in the region of the second circular segment which projects inwardly beyond the constant cross-section of the first circular segment and causes a tilting of an axis of symmetry of the pressing sleeve.

Abstract: A fitting assembly includes an indicator assembly that provides a visual indication of torque value to verify when the desired operational torque value is achieved. The fitting assembly includes a nut, and a visual indicator assembly positioned on the nut which has a plurality of visual indicators that provide a visual indication of a torque level being applied. A sleeve is attached to the nut and includes a window through which a portion of the visual indicators is visible based on the torque level being applied. A resilient member couples the sleeve to the nut. As the nut is rotated to apply torque to the nut, the resilient member biases the sleeve in a fixed position and the nut rotates relative to the sleeve, whereby the visual indicator assembly rotates relative to the sleeve to alter which portion of the visual indicator assembly is visible through the window to provide a visual indication of when the operational torque level is being applied.

Abstract: A threaded connection for pipes includes a pin, a box, a shoulder part plating layer, and a non-shoulder part plating layer. The shoulder part plating layer has an outermost layer formed of a high friction coefficient plating layer, and is arranged on a pin side shoulder part and/or a box side shoulder part. The non-shoulder part plating layer has an outermost layer formed of a low friction coefficient plating layer having a coefficient of friction lower than a coefficient of friction of the high friction coefficient plating layer, and the non-shoulder part plating layer is arranged on at least one of a pin side thread part, a pin side metal seal part, a box side thread part, and a box side metal seal part.

Abstract: A sealing structure includes an inner pipe, an outer pipe, and a sealing ring, where the outer pipe is detachably sleeved on the inner pipe, a slot for inserting a pipe is formed between an inner wall of the outer pipe and an outer wall of the inner pipe, and the outer wall of the inner pipe is provided with a sealing groove for placing the sealing ring; the sealing ring includes a main body provided with a lip; the sealing groove includes a first sealing groove and a second sealing groove, the first sealing groove and the second sealing groove are stepped; the bottom of the lip fits the bottom of the first sealing groove; and the bottom of the main body fits the bottom of the second sealing groove.

Abstract: A hot bolt clamp and method for repairing a multi-bolt flange of a pipe. The clamp has enclosures that can be assembled around the multi-bolt flange. The clamp has a central opening extending through a first enclosure face and a second enclosure face for the pipe. The clamp includes a flange bolt cavities extending through the enclosure faces configured to enclose flange bolts and having a cutter channel connected to each flange bolt cavity. Restraint bolts extend through the enclosure face to restrain the multi-bolt flange. Flange bolts can be removed and replaced during the repair operation. A cutter tool apparatus can be extended through each cutter channel for use in removing stuck flange bolts. The clamp forms an injectable void around the multi-bolt flange that is injectable with sealant in the event of a loss of gasket integrity during the repair operation.

Abstract: A magnetic joint includes a first member and a second member. The first member includes a first plurality of magnets spaced annularly apart from each other. The second member includes a second plurality of magnets spaced annularly apart from each other. The first member is rotatably coupled to the second member. The first member is configured to be coupled to a first component and the second member is configured to be coupled to a second component. The first plurality of magnets and the second plurality of magnets are configured to cooperatively define a plurality of rotational positions between the first component and the second component.