Abstract: A pipe coupling (100) for receiving, holding and releasing a pipe, comprising a coupling body (110) having a bore (B) with a geometric axis (A) into which a pipe can be inserted in a pipe insertion direction (P); a rotatable sleeve (170) which is arranged at least partially around the coupling body (110) and which is rotatable around the axis of the bore with respect to the coupling body (110); a gripping element (140) configured to engage a surface of the pipe; a pipe release element (160) configured to disengage the gripping element (140) from the surface of the pipe upon axial movement of the pipe release element (160); and a release collar (180) coupled to an end of the rotatable sleeve (170).

Abstract: A connector assembly for multiple components includes a dog having an engagement feature configured to engage a first component while the dog is in a locked position. The connector assembly also includes a lock ring disposed about the dog along a circumferential axis of the connector assembly. One of the dog or the lock ring includes a cam surface, the other of the dog or the lock ring includes a driver, and the driver is configured to move along the cam surface in response to rotation of the lock ring and/or the dog along the circumferential axis to drive the dog to the locked position.

Abstract: A device identifies device model information for the device. The device provides, to a first server device, an activation request that includes the device model information to activate an embedded subscriber identity module (eSIM) for the device. The device receives, from the first server device, an activation response that includes an eSIM profile identifier and location information that is to be used to identify eSIM profile configuration data (PCD). The device provides, to a second server device, a configuration request that includes an eSIM component identifier that identifies the eSIM of the device. The second server device is provided with the configuration request based on the location information. The device receives, from the second server device, a configuration response that includes the eSIM PCD. The device configures, by using the eSIM PCD, the eSIM with the eSIM profile.

Abstract: A sealing device is provided for use with a fitting. The fitting has circular port and a flow path with a longitudinal axis. A circular port encircles a portion of the flow path opposite the port with the sealing device inserted into the port. The sealing device has a circular top with two opposing surfaces depending therefrom but inclined so the surfaces are closer at the top. A continuous sidewall joins the periphery of the two surfaces. The opposing surfaces are inclined and spaced apart further at the top than at an end opposite the top. A cylindrical hole through the opposing surfaces encircles the flow path during use.

Abstract: Fire hose couplings and adapters are configured to receive, by any of various types of interconnections, a wide range of attachments enhancing the utility of the associated fire hose. The attachments are secured to the coupler or adapter by way of an appropriate locking engagement, such as by a dovetail connector, setscrews, chemical attachment, adhesives and the like. The attachments cover a broad range of handles, reflective and directional devices, analog and digital sensors/monitors/indicators, and carabiners, and both threaded and unthreaded studs adapted for appropriate receipt of any of a broad range of attachments or uses.

Abstract: A connector system (47, 48, 49, 50) for a medical application including a male single channel fluid connector (X) designed with an outer collar (M2) arranged concentric with an inner tube (3) and extending beyond a center collar (M1), and a female single channel fluid connector (Y) is designed with an outer collar (F1) arranged concentric with a tube (13), wherein the male single channel fluid connector (X) is interconnectable with the female single channel fluid connector (Y) to thereby form a fluid tight single channel connection for passage of fluid, and to a luer type female single channel fluid connector (YS), and wherein the female single channel fluid connector (Y) is interconnectable with a luer type male single channel fluid connector (XS). Also a system including a plurality of the connector systems is disclosed.

Abstract: A flange assembly includes a flange for connection to a hose or pipe, the flange defining a contact face for engagement with a contact face of an opposed flange. The flange assembly also includes at least three clamps spaced circumferentially around the contact face. Each clamp includes a clamp body pivotably secured to the flange and a clamp member mounted on the clamp body, which is movable between a first, retracted position and a second, clamping position. A clamp face of the clamp member faces the contact face of the flange. The clamp member is movable relative to the clamp body to adjust the position of the clamp face relative to the contact face of the flange and adjust a clamping force created between the clamp face and the contact face of the flange to retain an opposing flange in face-to-face engagement with the contact face of the flange.

Abstract: A fitting has a first end conventional connector and a second end non-conventional connector of a given configuration that is matable only to a counterpart non-conventional connector having a configuration complementary to the given configuration. The body of the fitting has two extending wings that merge with a partition that separates the conventional connector from the body. A label may be mounted about the neck extension of the male connector to convey information to the user. The portion along the fitting between the label and the partition provides a location whereat the user can position his fingers to grasp the fitting. The partition prevents the fingers of the user from coming into contact with and contaminating the conventional connector, while the label, in addition to conveying information to the user, also acts a barrier to prevent contamination of the non-conventional connector by the fingers of the user.

Abstract: A system relating to improved medical-connector contamination prevention. More particularly, this invention relates to a reduced-touch contamination system for small-bore fluid connectors, including male and female Luer-type connectors.

Abstract: An adapter for a medical receptacle having an internally threaded skirt with an outside diameter and an inside diameter, and a post within the skirt, includes a proximal end portion having a threaded surface including at least one thread configured to threadingly engage a threaded interior of a skirt of a medical receptacle, and a distal end portion having a surface portion and a generally cylindrical recess. The proximal end portion includes a tapered recess defined by a wall, a chamfer, and a seat and the surface portion includes a gripping mechanism. A conduit is positioned between the tapered recess and the generally cylindrical recess such that the conduit is in fluid communication with both the recess and the generally cylindrical recess.

Abstract: A pen needle or pen needle cap assembly is designed to be manually attached e.g. by screwing onto an injection device, and is provided with a gripping region designed to allow the torque that can be applied in the tightening sense to be less than that which can be applied in the loosening sense.

Abstract: A hydraulic line attachment device is provided. The hydraulic line attachment device comprises a first assembly comprising a first frame constructed for holding a plurality of first hydraulic line couplers and a first coupling member; and a second assembly comprising a second frame constructed for holding a plurality of second hydraulic line couplers and a second coupling member constructed to engage the first coupling member and align the plurality of first hydraulic line couplers with the plurality of second hydraulic line couplers. At least one of the first coupling member and the second coupling member comprises an arm constructed to engage at least one of the first frame and the second frame and engage the other of the first coupling member and the second coupling member. The other of the first coupling member and the second coupling member comprises a cam that engages the arm to provide tightening of the first assembly relative to the second assembly.

Abstract: Fittings and coupling assemblies for relatively easy and quick connections to conduits are disclosed herein. A fitting assembly configured in accordance with an embodiment of the disclosure includes a male connector and a female connector that can be coupled together to form a fitting assembly for attachment to a conduit or tube. The male connector can include a retaining feature, such as an undulated barb, to correspond with a corresponding engagement feature, such as a tooth carried by a shroud of the female connector, to allow the male and female connectors to be rapidly coupled together and also prevent the connectors from unintentional loosening. To couple and also separate the male and female connectors, a user can apply a compressive force to at least one of the male and female connectors, followed by a partial rotation of one of the connectors.

Abstract: A multi port nozzle may be provided. The multi port nozzle may include a main inlet. In addition, the multi port nozzle may include a first chamber branching off from the main inlet. The first chamber may have a first port. Moreover, the multi port nozzle may include a second chamber branching off from the main inlet. The second chamber may be separated from the first chamber by a partition and may have a second port. The first chamber may include a first plurality of mixing elements and the second chamber may include a second plurality of mixing elements.

Abstract: A method and apparatus used for connecting adjoining conduit segments in oil and gas well operations is disclosed. The apparatus and method discloses use of a receptacle assembly attached to one conduit segment and stinger assembly attached to a second conduit segment. A rotatable wheeled hub threadably joins the stinger assembly to the receptacle assembly. The conduit connection ends of the stinger assembly and the receptacle assembly may be configured to accommodate a variety of common types of conduit connections such as Chiksan, hose, pipe, tubing, casing, flanges, hubs and other conduits for conveying media.

Abstract: A hydraulic line attachment device is provided. The hydraulic line attachment device comprises a first assembly comprising a first frame constructed for holding a plurality of first hydraulic line couplers and a first coupling member; and a second assembly comprising a second frame constructed for holding a plurality of second hydraulic line couplers and a second coupling member constructed to engage the first coupling member and align the plurality of first hydraulic line couplers with the plurality of second hydraulic line couplers. At least one of the first coupling member and the second coupling member comprises an arm constructed to engage at least one of the first frame and the second frame and engage the other of the first coupling member and the second coupling member. The other of the first coupling member and the second coupling member comprises a cam that engages the arm to provide tightening of the first assembly relative to the second assembly.

Abstract: An improved hydrotest testing system comprises a safety stop which prevents the testing tools from being blown out of the top of the tubing string. The safety stop is made up into the upward facing box of the tubing joint to be tested, where the stop is positioned between the tool assembly placed within the tubing joint and the no-go head assembly which is located at the surface during the testing operation. Once the safety stop has been made up into upward facing box, the tool assembly is set within the joint to be tested and the joint pressure tested. The safety stop has a generally cylindrical body which has a bore extending through its length, where the bore has a reduced diameter throat which is sized smaller than portions of the downhole testing tool.

Abstract: A coupling device for fluid lines includes a female part having a rotatable locking arm with a cam, and a male part defining a longitudinal channel and a circumferential groove on its external surface. The male part is inserted into the female part by rotating the locking arm to its unlocked position, aligning the longitudinal channel with the cam, and sliding the cam within the longitudinal channel. The male part is locked into the female part by rotating the cam within the circumferential groove away from the longitudinal channel, and rotating the locking arm into its locked position so that the cam protrudes further into the circumferential groove. Even when the locking arm is rotated to its unlocked position, the cam engages the circumferential groove to retain the male part within the female part unless the cam is rotated within the circumferential groove into alignment with the longitudinal channel.

Abstract: A quick-mounting adapter is axially forced upon and then twisted relative to threaded targets for connection. A rotatable hub has a threaded portion for connection to a hose and an integral flange fastened to a tubular sleeve coaxially within the adapter. A rotatable handle assembly comprises a rigid ring with an internal orifice and at least two outwardly projecting handle segments. A multi-segment thread assembly secured within a ring groove to the sleeve is displaceable radially inwardly and outwardly in response to a rigid, cylindrical collar secured to the handle assembly. Each segment comprises an outer tapered portion contacted by and compressed by the collar. Pushing and subsequent rotation of the handle assembly attaches the thread assembly on the threaded target to connect the adapter.

Abstract: A hydraulic line attachment device is provided. The hydraulic line attachment device comprises a first assembly comprising a first frame constructed for holding a plurality of first hydraulic line couplers and a first coupling member; and a second assembly comprising a second frame constructed for holding a plurality of second hydraulic line couplers and a second coupling member constructed to engage the first coupling member and align the plurality of first hydraulic line couplers with the plurality of second hydraulic line couplers. At least one of the first coupling member and the second coupling member comprises an arm constructed to engage at least one of the first frame and the second frame and engage the other of the first coupling member and the second coupling member. The other of the first coupling member and the second coupling member comprises a cam that engages the arm to provide tightening of the first assembly relative to the second assembly.

Abstract: A connector for connecting a tank truck to an underground oil depot has a body, a handle, a transmission device and two locking arms. The body has a mounting tube and a connection tube respectively connected with an oil drain valve and an oil pipe. The handle is pivotally mounted on the body. The transmission device is pivotally connected to the handle and has a linking lever and two transmitting levers. The linking lever is pivotally connected to the handle, and the transmitting levers are pivotally and slidably connected to the linking lever. The locking arms are pivotally mounted on the mounting tube of the body, selectively extend into the mounting tube and are respectively connected securely to the transmitting levers. Each locking arm has a pushing protrusion mounted on the locking arm and is adapted to push against a joint on the oil drain valve.

Abstract: A fluid conduit system for coupling a pair of subsea components comprises a fluid conduit. In addition, the system comprises a first quick disconnect member coupled to a first end of the fluid conduit. The first quick disconnect member is configured to releasably mate and engage a second quick disconnect member coupled to one of the pair of subsea components. Further, the system comprises a handle coupled to the first quick disconnect member. The handle is configured to be grasped and manipulated by a subsea ROM.

Abstract: A hydraulic line attachment device is provided. The hydraulic line attachment device comprises a first assembly comprising a first frame constructed for holding a plurality of first hydraulic line couplers and a first coupling member; and a second assembly comprising a second frame constructed for holding a plurality of second hydraulic line couplers and a second coupling member constructed to engage the first coupling member and align the plurality of first hydraulic line couplers with the plurality of second hydraulic line couplers. At least one of the first coupling member and the second coupling member comprises an arm constructed to engage at least one of the first frame and the second frame and engage the other of the first coupling member and the second coupling member. The other of the first coupling member and the second coupling member comprises a cam that engages the arm to provide tightening of the first assembly relative to the second assembly.

Abstract: A fluid system component includes first and second elements configured to be removably engaged with each other to define a fluid passageway. The first element defines at least one groove. Correspondingly, the second element includes at least one engagement member configured to be received in a corresponding groove. The presence of a line pressure in the passageway substantially forecloses disengagement of the first and second elements until the fluid pressure in the fluid passageway has decreased to a predetermined magnitude. A handling and locking mechanism for selectively securing the second element relative to the first element is included. The locking mechanism includes a pin controlled by a crank arm assembly adjacent a collar handle. The crank arm assembly includes a crank arm handle that rotates to withdrawn the pin from the second element and which facilitates rotation of the first element relative to the second element.

Abstract: A quick connect and disconnect coupler (QCDC) having a coupler plug and a coupler socket. The coupler plug has an input that is connected to a fluid source and an output. The coupler socket has an input that is connected to the coupler plug's output, and an output that is connected to a hose from where the fluid is applied to a fire. The coupler socket features a front and rear gripping flange that together allow a person to safely, quickly, and easily attach the coupler socket to the coupler plug. The QCDC also features a safety lock that is normally in a locked position, which prevents the socket from being attached or detached to and from the plug. The safety lock is released from its locked position only after a determination has been made that it is safe to attach or detach the coupler socket from the coupler plug.

Abstract: A connection-state check tool is used for assembling a pipe coupling having a connection pipe and a coupling member. The connection-state check tool comprises a pair of arms and a frame-shaped handle. The pair of arms has claws that can clamp down on the coupling member, and are engageable with the connecting pipe. The frame-shaped handle is connected to the arms. The handle has a split at a position opposite to the arms. The handle has elasticity, due to which the split can expand.

Abstract: A coupler for joining a pipe to another pipe, a tee, or other fitting, and more particularly, to a coupler which provides positive retention of the gasket about the circumference of the coupler sufficiently to precisely position and hold the gasket during placement about pipe ends and/or fittings to be coupled, and which provides controlled circumferential compression of the gasket during coupling, for positive sealing when the coupler is closed, while allowing one handed handling and operation during placement and coupling, such that the other hand can be used for supporting a pipe to be coupled, and which is operable for releasing and breaking loose the coupler and associated gasket from a pipe during uncoupling.

Abstract: A system for fluidic coupling and uncoupling of fluidic conduits and a microfluidic chip, wherein the fluidic conduits are connected mechanically to a first structural part and the microfluidic chip is carried by a second structural part. The structural parts are moved perpendicularly toward and away from each other by means of a mechanism provided for this purpose. Outer ends of the fluidic conduits can thus be moved over a determined distance substantially perpendicularly to the outer surface of the microfluidic chip and connecting openings in the outer surface of the microfluidic chip. This enables accurate realization of fluidic coupling and uncoupling without the occurrence of undesirable moments of force and with minimal risk of damage to the fluidic conduits or the connecting openings. With such system requirements which can be set in respect of convenience, speed, temperature resistance, sealing, chemical resistance, reproducibility and so forth, can be fulfilled.

Abstract: A quick-mounting adapter is axially forced upon and then twisted relative to threaded targets for connection. A rotatable hub has a threaded portion for connection to a hose and an integral flange fastened to a tubular sleeve coaxially within the adapter. A rotatable handle assembly comprises a rigid ring with an internal orifice and at least two outwardly projecting handle segments. A multi-segment thread assembly secured within a ring groove to the sleeve is displaceable radially inwardly and outwardly in response to a rigid, cylindrical collar secured to the handle assembly. Each segment comprises an outer tapered portion contacted by and compressed by the collar. Pushing and subsequent rotation of the handle assembly attaches the thread assembly on the threaded target to connect the adapter.

Abstract: Formation of a sterile connection includes inserting a first aseptic coupling device into a second aseptic coupling device, removing a first membrane from the first aseptic coupling device and a second membrane from the second aseptic coupling device, and rotating a locking clip on the first aseptic coupling device to compress a first seal member of the first aseptic coupling device with a second seal member of the second aseptic coupling device to form a sterile fluid passageway.

Abstract: A hydraulic line attachment device is provided. The hydraulic line attachment device comprises a first assembly comprising a first frame constructed for holding a plurality of first hydraulic line couplers and a first coupling member; and a second assembly comprising a second frame constructed for holding a plurality of second hydraulic line couplers and a second coupling member constructed to engage the first coupling member and align the plurality of first hydraulic line couplers with the plurality of second hydraulic line couplers. At least one of the first coupling member and the second coupling member comprises an arm constructed to engage at least one of the first frame and the second frame and engage the other of the first coupling member and the second coupling member. The other of the first coupling member and the second coupling member comprises a cam that engages the arm to provide tightening of the first assembly relative to the second assembly.

Abstract: The invention relates to a quick coupling comprising a base plate and a support plate, with the mounting frame being guided movably at the base plate and having means for connection to the support plate. In accordance with the invention, the support plate is moved toward the base plate by means of the mounting frame to close the coupling.

Abstract: A pipe joint has a joint body 1 attached to a device to which a pipe p is connected, a coupling member 2 threaded with the joint body 1, and a fastening jig 3 through which rotational torque is transmitted to the coupling member 2. The outer surface of the coupling member 2 is round so that the coupling member 2 cannot be held by a tool. The rotational torque is applied to the fastening jig 3 from the exterior by means of the tool. After the coupling member 2 is fastened to the joint body 1, the fastening jig 3 is removed from the coupling member 2.

Abstract: A connector includes gripping features. The gripping features can comprise two surfaces that generally oppose each another. Each surface can be configured to facilitate or hamper rotation of the connector in a direction. Some embodiments can hamper tightening and facilitate loosening of the connector. Other embodiments can facilitate tightening and hamper loosening. Still other embodiments can hamper both tightening and loosening. Yet other embodiments can facilitate both tightening and loosening.

Abstract: The invention relates to a male connector for use in a connector system for connecting conduits for fluid flow there between. The system comprises a male connector and a female connector and the connectors are releasably interengageable to form a fluid-tight connection. The male connector is adapted by a barrier (7), e.g. a disc, to connect only to a standard female slip Luer connector. The invention also relates to an infusion set including the male connector.

Abstract: A system for making a connection between the interior and exterior of a compartment, comprising a door opening through the compartment wall, a connector body which can engage with the wall, and having a connection port through it, and a removable cover on the connector body. The body is engaged with the door opening, and an inner door within the compartment engages and removes the cover. A preferred construction creates a single line of confidence seal. The system is particularly suited for sterile compartments.

Abstract: A coupling including a shell with shell arms, where ends of the shell arms are removably attached by a hinge assembly. A securing assembly releasably secures ends of the shell arms in an abutting relationship and includes a handle rotatably attachable at an end of a shell arm. The handle includes a handle body, a hinge orifice extending through a portion of the handle body, and a hinge pin extending through the hinge orifice. The hinge pin includes an orifice extending therethrough. The securing assembly also includes a substantially T-shaped bail having an arm with a first end and a base portion having an engagement member extending substantially transversely with respect to the bail arm. The engagement member mates with a groove positioned on the boss attached at or near an end of the other arm, and an end of the bail arm extends through the hinge pin orifice.

Abstract: A quick connect and disconnect pipe coupling and seal assembly including a first generally cylindrical coupling head having a bore therein for connection to a first conduit and a raised annular ring, a second generally cylindrical coupling head having a bore therein for connection to a second conduit, external male threads, and an annular recess for receiving an o-ring, and a generally cylindrical coupling ring for holding the first coupling head therein, the coupling ring having a threaded bore for receipt of the external male threads of the second coupling head to connect the first coupling head to the second coupling head and to force the o-ring received in the annular recess of the second coupling head into contact with the annular ring on the first coupling head to form a high pressure seal between the first coupling head and the second coupling head.

Abstract: A multicoupling device for lines, especially hydraulic lines, wherein first and second coupling parts (7, 8) are provided with a plug (5) or a collar (6) for coupling units (1, 2) whose number corresponds to the number of connections to be produced. The coupling units (1, 2) are embodied in the form of a self-locking, snap coupling with a locking collar (9) which can be displaced in relation to the socket (6). The two coupling parts (7, 8) can be brought together via an operating element (10) and can be pressed apart and are mutually lockable in the coupling position. The locking collars (9) interact with a common switch plate (11). The operating element (10) is rotatably mounted on an axis (12) on the switch plate (11). The switch plate (11) can be adjusted in relation to one of the two coupling parts (7, 8) in the direction of closure or opening of the coupling units (1, 2).

Abstract: A junction plate assembly for subsea hydraulic couplings has gear-driven cam followers on the circumference of one, generally circular, junction plate and curved cam tracks on a corresponding junction plate to urge the plates together or apart. The gears can provide significant mechanical advantage in moving the junction plates. Accordingly, larger junction plates with a greater number of hydraulic coupling members may be joined together when using the apparatus of the invention. The mechanical advantage provided by the junction plate mechanism allows the use of smaller, less powerful Remotely Operated Vehicles (ROVs) to make hydraulic connections in the subsea environment.

Abstract: A system for making a connection between the interior and exterior of a compartment, comprising a door opening through the compartment wall, a connector body which can engage with the wall, and having a connection port through it, and a removable cover on the connector body. The body is engaged with the door opening, and an inner door within the compartment engages and removes the cover. A preferred construction creates a single line of confidence seal. The system is particularly suited for sterile compartments.

Abstract: An apparatus for simultaneously moving male and female coupling members attached to manifold or junction plates together or apart includes sloped cam surfaces on the first or rear junction plate, a central shaft having cam followers that move up the sloped cam surface to urge the two junction plates together, and thereby connect male and female coupling members and corresponding sloped cam surfaces on the opposite side of the first junction plate with cam followers that move across the sloped cam surface to disconnect the coupling members.

Abstract: A conductor torquing system is provided for large diameter threaded conductor casing which comprises a lower chain vise adapted to grip a first joint of conductor casing, a plurality of movable arms operable to apply a retaining force to a second joint of conductor casing to maintain the latter in rotational contact with a spinning means. The spinning means is operable to rotationally make-up the second joint of conductor casing to the first joint of conductor casing to an initial make-up torque value. The apparatus also includes an upper chain vise for gripping the second joint of conductor casing and applying a final make-up torque to the threaded connection. The apparatus will allow a conductor connection to be made-up in a safe and efficient manner and generally assist in reaching the final torque stage more rapidly.

Abstract: A hydraulic line attachment device is provided. The hydraulic line attachment device comprises a first assembly comprising a first frame constructed for holding a plurality of first hydraulic line couplers and a first coupling member; and a second assembly comprising a second frame constructed for holding a plurality of second hydraulic line couplers and a second coupling member constructed to engage the first coupling member and align the plurality of first hydraulic line couplers with the plurality of second hydraulic line couplers. At least one of the first coupling member and the second coupling member comprises an arm constructed to engage at least one of the first frame and the second frame and engage the other of the first coupling member and the second coupling member. The other of the first coupling member and the second coupling member comprises a cam that engages the arm to provide tightening of the first assembly relative to the second assembly.

Abstract: A quick connect and disconnect pipe coupling and seal assembly including a first generally cylindrical coupling head having a bore therein for connection to a first conduit and a raised annular ring, a second generally cylindrical coupling head having a bore therein for connection to a second conduit, external male threads, and an annular recess for receiving an O-ring, and a generally cylindrical coupling ring for holding the first coupling head therein, the coupling ring having a threaded bore for receipt of the external male threads of the second coupling head to connect the first coupling head to the second coupling head and to force the O-ring received in the annular recess of the second coupling head into contact with the annular ring on the first coupling head to form a high pressure seal between the first coupling head and the second coupling head.

Abstract: A toilet valve quick connect includes an upper housing having a capture chamber which facilitates the operation of a capture nut with oversized outward peripheral portions to enable it to be turned within the confines of a typical toilet tank. The toilet valve quick connect has a lower section which extends through the hole in a typical toilet tank and is secured in much the same way as a conventional toilet valve fitting. The toilet valve quick connect includes an internal conical sealing member for facilitating the sealed connection with the bottom rim and inside of a conventional toilet valve fitting. A capture housing partially encloses the capture nut to enable it to engage the threaded bottom fitting of a conventional toilet valve and to impress a downward force on the threaded bottom fitting.

Abstract: A faucet assembly with a vertical riser that is easier to install both for an initial installation and a retrofit installation. The faucet assembly has a main faucet body that defines an axially extending cavity. A positive locking mechanism in the form of a resiliently compressible star lock washer is disposed to rest on the bottom of the cavity, which is provided with an opening that communicates with a pressurized water service. A hollow adapter sleeve is inserted into the cavity on top of the star lock washer. An O-ring between the exterior of the adapter sleeve and the surrounding sidewall that defines the cavity effects a water-tight fit between the adapter sleeve and the sidewall. The tapered threaded end of the riser is detachably connected to the adapter sleeve by being screwed into the tapered threaded opening of the adapter sleeve.

Abstract: An oxygen connector system for coupling an oxygen source to an oxygen tube comprises a source of oxygen. The source has an output orifice through which source oxygen is adapted to pass. The orifice has an inner bore and an outer surface. A flexible cylindrical elastomeric tube has a first input end and a second output end. The first input end is adapted to make a flush abutment with the source at the orifice. A generally cylindrical rigid connector has an exterior surface with a first region and a second region. An intermediate tapered region is provided between the first and second regions. The connector has a central generally cylindrical bore extending through the first and second ends forming an interior surface. The second end has a diameter slightly greater than that of the tube. A pair of stoppers are provided adjacent to the input end of the tube.

Abstract: A mechanical coupling adapted for engagement using a key device. The coupling including first and second assemblies. The first assembly includes a latching body having a key hole, a coupling nut having an interior threaded portion and a toothed end portion, a receptacle body having an exterior threaded portion in constant threaded engagement with the interior threaded portion, and a first latch connected to the receptacle body. The second assembly includes a second latch and is adapted to engage the first assembly. The engagement of the first and second assemblies is accomplished by rotating a key device inserted in the key hole and meshing with the toothed end portion.

Abstract: The present disclosure describes a system composed of a principal pipe joining a secondary pipe by means of a T, and that at the end of the secondary pipe is located a threaded adapter by which comes to connect a spout that one can to disconnect and clean , and which the threaded adapter comes itself to connect at the external stem of T located on the principal pipe in closing the secondary pipe in order to avoid the accumulation of bacteria or detritus at the inside of the secondary pipe.