Abstract: A joint assembly (100) between multiple air chambers of an inflatable product (P). The joint assembly (100) may include a male component (102) coupled to a first air chamber and a female component (104) coupled to a second air chamber. When assembled, the multiple air chambers of the inflatable product may be in fluid communication with each other or with a multichannel air assembly configured to selectively inflate and/or deflate each chamber.

Abstract: Apparatus and associated methods relate to a bi-directional conduit system including a core configured to traverse a container wall and having independent, substantially parallel lumens and a fitting fluidly connected to each lumen on each side of the wall. In an illustrative example, the conduit system may include at least one valve configured to selectively restrict fluid flow in at least one lumen. The core may be flexible. A coupling assembly may be configured to releasably couple the core to the wall. Apparatus and methods further relate to a system including a base module with a control input and a fluid transport system including an impeller powered by the base module to convey fluid via a conduit in response to the control input, wherein in a stowage mode, the base module is configured to store the conduit and to mechanically support, releasably coupled, the impeller to the base module.

Abstract: A quick release coupling includes male and female connector assemblies releasably secured together. The male connector assembly includes two parallel male connectors and the female connector assembly includes two parallel female connectors. A sleeve assembly is releasably connected to one ends of the female connectors. A plunger assembly is provided in each of the sleeve assembly and female connector. A sleeving assembly is provided on each of the female connector and the sleeve assembly. The parallel female connectors can be disconnected from the parallel male connectors or connected together at the same time. After the female connectors have disengaged from the male connectors, leakproof arrangements in the female connector assembly act to prevent water in the female connector assembly from leaking.

Abstract: A three-way pipe connector set for connecting pipes such as corrugated insulated pipes used for transporting hot water such as in central heating systems. The connector set can accommodate pipes of different diameter, and comprises a mating pair of a lid piece and bottom piece, each having three semi-circular edge portions that mate with the respective corresponding portions in the mating piece to form circular holes, the circular holes having adjacent edge grooves forming circular grooves when the pieces mate. The set includes at least two top hat pieces, each comprising a cylinder portion and a flange portion, the flange portion having an edge groove to fit an O-ring and configured to fit in a circular groove of the connector. Pipe gaskets are provided for each top hat piece that fit around a suitable pipe to form a tight seal between the pipe and connector.

Abstract: A quick-fitting pipe fitting assembly for coupling with at least one pipe element includes a pipe fitting body, at least one coupling unit, and at least one gasket. Each coupling unit includes a fixed coupling element integrally extended from the pipe fitting body and a movable coupling element, the gasket disposed at the coupling unit, the connecting elements movably connect the fixed coupling element with the movable coupling element, wherein the at least one coupling unit is adapted for being preassembled with the at least one pipe element and can be fastened by at least one fastening element that is capable of being operated to fasten the movable coupling element with the fixed coupling element.

Abstract: Some fluid coupling devices described herein are configured for use in fluid systems. For example, some embodiments described in this document are single-use, aseptic fluid coupling devices that can be coupled to create a sterile flow path therethrough. Some such aseptic couplings are genderless couplings such that two identical aseptic couplings can be coupled together.

Abstract: A quick-fitting pipe fitting assembly for coupling with at least one pipe element includes a pipe fitting body, at least one coupling unit, at least one gasket and a plurality of connecting elements. Each coupling unit includes a fixed coupling element integrally extended from the pipe fitting body and a movable coupling element, the gasket disposed at the coupling unit, the connecting elements movably connect the fixed coupling element with the movable coupling element, wherein the at least one coupling unit is adapted for being preassembled with the at least one pipe element and can be fastened by at least one fastening element that is capable of being operated to fasten the movable coupling element with the fixed coupling element.

Abstract: A pipeline separation device for liquid-propellant rocket comprising a first flange pipeline, a second flange pipeline, a clamping unit, a push-and-pull unit and an actuation unit. The first flange pipeline and the second flange pipeline dock along a first direction, a docking end surface docking with each other is limited by the clamping unit, and end surfaces opposite to each other after docking of the first flange pipeline and the second flange pipeline are respectively used for connecting with different medium pipelines; the actuation unit is used for pushing the push-and-pull unit so that the clamping unit relieves limit on the docking end surface. Being provided with a clamping unit and an actuation unit, the pipeline separation device for liquid-propellant rocket is capable of quickly pushing the clamping unit out when the actuation unit works, thereby relieving the limit on the first flange pipeline and the second flange pipeline.

Abstract: A duct assembly may include a first duct, a second duct, and a flexible joint assembly coupling the first duct to the second duct. The flexible joint assembly may include a bellows having a first end and a second end and a plurality of convolutions located therebetween, and a gimbaled joint assembly. The gimbaled joint assembly may include a first support surrounding the first end of the bellows and a first portion of the plurality of convolutions, a second support surrounding the second end of the bellows and a second portion of the plurality of convolutions, and a gimbal ring assembly operably coupled to the first support and the second support. The gimbal ring assembly may include a ring body and a plurality of flexure hinges interconnected with the ring body.

Abstract: A tubular connection system includes a connector coupled to a tubular segment, the connector having a first bore with a first bore diameter and a mating connector coupled to the connector, the mating connector having a second bore with a second bore diameter. The connector includes a plurality of connector lugs extending into the first bore. The connector also includes a plurality of gaps, respective gaps of the plurality of gaps are arranged between adjacent connector lugs of the plurality of connector lugs in a first alternating pattern. The plurality of connectors lugs are arranged in connector lug rows. The mating connector includes a plurality of mating lugs radially outward. The mating connector also includes a plurality of openings, respective openings of the plurality of openings are arranged between adjacent mating lugs of the plurality of mating lugs. The plurality of mating lugs are arranged in mating lug rows.

Abstract: A coupling device is provided for mounting on a bib of a faucet to releasably secure a hose or some other component to the bib. The coupling device includes an engagement surface, a gasket ring, a clamp assembly and a locking assembly. The coupling device is configured so that the clamp assembly can be actuated to mount the coupling device on the bib. The gasket ring is configured to be compressed between the engagement surface and the bib to enable liquid to flow from the bib into the coupling device and out of it into the hose or other component without leakage. The locking assembly is configured to lock the coupling device on the bib, but is releasable when desired to dismount the coupling device from the bib.

Abstract: A gardening fluid connection device contains a body including multiple retainers, a resilient element, and a fitting sleeve including multiple spaced engagement teeth. The resilient element abuts against the body and the fitting sleeve. The body includes a stop rib, and the multiple spaced engagement teeth are pushed by the resilient element to abut against the stop rib. The body includes at least one retaining element, each retaining element is located on a first side of each spaced engagement tooth, and a width of each spaced engagement tooth is equal to a rotation distance of the fitting sleeve, hence the fitting sleeve is rotated reciprocatingly to open or close of the gardening fluid coupling device by using the stop rib, each retaining element, each spaced engagement tooth and the resilient element, and each retaining element is stopped when moving to a second side of each spaced engagement tooth.

Abstract: A connector seal pack spacer and assembly are employed for use in a fluid line quick connector in an automotive application, for instance. The spacer is located beside an o-ring in installation in the fluid line quick connector. The spacer is designed and constructed with an angled surface that, upon insertion of a spigot in the fluid line quick connector, works to maintain an intended position of the o-ring in the fluid line quick connector. Unwanted mispositioning and dislodging of the o-ring is hence minimized and, in some cases, altogether precluded.

Abstract: A transfer tube assembly comprises a transfer tube slidably engaged in sealing engagement with a first component. The transfer tube has a shoulder engageable with a stopper for limiting relative axial movement between the transfer tube and the first component. The shoulder has an abutment surface facing a corresponding bore surface of the first bore of the first component. The abutment surface and the bore surface are configured to generate axially opposing reaction forces in response to the abutment surface and the bore surface contacting each other.

Abstract: A pipe fitting system, including a first pipe section with at least one male end, a second pipe section with at least one female end, and a connecting means for releasably connecting the pipe sections together such that the male end is at least partially received within the female end. The connecting means comprising releasably engageable first and second connectors associated with the first and second pipe sections respectively, wherein the first connector comprises at least one outwardly extending protrusion and wherein the second connector comprises corresponding recesses adapted to releasable receive the or each protrusion of the first connector. The pipe fitting system is suitable for applications such as end of line connections, repair/replacement of fixed existing pipes, and in enabling temporary removal of pipes for maintenance or access purposes.

Abstract: A load bearing flexible conduit system for use in a body of water and adapted for deployment from a reel located on a water going vessel into the body of water is disclosed. The system comprises a number of lengths of load bearing flexible conduit, each length of load bearing flexible conduit provided with an inner layer having a throughbore and a load bearing outer layer. A joint for connecting the lengths together has a body having a longitudinal axis and a throughbore and at least one flexible coupling to permit at least one of the ends of the respective first and second lengths of load bearing flexible conduit to move relative to the longitudinal axis of the joint.

Abstract: A coupler including a tubular conduit having a length disposed between a first end and a second end and a thickness disposed between an external surface and internal surface defining an interior passage, and a tubular guide, coupled to the first end, widening between the first end and a tubular guide terminal end of the tubular guide.

Abstract: A pipe connector system includes an upper housing forming an upper inner cavity; a lower housing forming a lower inner cavity, the upper inner cavity is coaxially aligned with the lower inner cavity; a piston cavity formed between the upper housing and lower housing; a piston disposed within the piston cavity, the piston is configured to slidingly engage within the piston cavity; a locking device configured to traverse within the upper housing, the locking device having a plurality of locking jaws surrounding a periphery of the inner cavity, the locking device, having a base integral with the plurality of locking jaws, the base is configured to rest on the piston; a first port in fluid communication with an upper chamber positioned at a first end of the piston within the piston chamber; and a second port in fluid communication with a lower chamber positioned at a second end of the piston within the piston chamber.

Abstract: An insulating cover for assemblies including pipe elements, pipe couplings, elbows, Tees and valves also acts as a vapor barrier. Cover portions are joined along a seam which provides for a continuous seal between both the cover portions and the pipe elements which extend through channels defined in the cover. The seam includes a furrow into which sealant is forced when the cover portions are joined around the assembly. The furrow is defined by an asymmetric tongue and groove joint. Canals in the channels, in communication with the grooves, also receive the sealant to provide the continuous seal.

Abstract: A female connector for receiving a male connector includes a housing, a support ring, a clip, and a clip blocking member. The male connector includes a groove. The housing includes an outer surface and housing openings. The support ring includes support ring openings. The clip includes an operation portion between a pair of clip legs. The pair of clip legs can pass through the housing and support ring openings. The clip blocking member is located outside the housing and has a pair of blocking faces which face the pair of clip legs. When the groove aligns with the housing and support ring openings, the pair of clip legs enter the groove, and the operation portion moves to a travel end position. In the travel position, the distal ends of the pair of clip legs are between the pair of blocking faces and the outer surface.