Class / Patent application number | Description | Number of patent applications / Date published |
251148000 | Pipe coupling or union | 33 |
20080277610 | PUSH FIT COUPLING AND PIPE CONNECTION FOR A PUSH FIT COUPLING - Push fit coupling and method for connecting two fluid lines. The coupling includes a first element having a plug-in opening, a second element insertable into the plug-in opening, a retaining device for detachably holding the first and second elements together, and a valve, insertable into the plug-in opening, located on a front face of the second element. | 11-13-2008 |
20090146092 | FLUID CONDUIT CONNECTOR APPARATUS - A fluid conduit connector apparatus that the approximates pneumatic characteristics of a removed pneumatic system component when a fluid conduit is removed from a pneumatic system. The fluid conduit connector apparatus includes a port portion having a valve disposed therein. The valve closes to provide a reduced fluid orifice when a fluid conduit is removed from the port. The reduced fluid orifice is configured to provide pneumatic characteristics of the device being disconnected to facilitate uninterrupted operation of a timed pressure source having pneumatic sensing capability. | 06-11-2009 |
20090159824 | POPPET VALVES - A subsea coupler has an internal chamber ( | 06-25-2009 |
20100270488 | Fuel Can Adapter - A fuel can adapter is adapted to connect a fuel can to a fuel device. Once the fuel can adapter is connected therebetween, the fuel can adapter is operable in one operation position to cause fuel in the fuel can to be discharged and flow through it to the fuel device, and another operation position that fuel in the fuel can would not flow thereout. | 10-28-2010 |
20100276619 | FLUID CONDUIT CONNECTOR APPARATUS - A fluid conduit connector apparatus that approximates pneumatic characteristics of a removed pneumatic system component when a fluid conduit is removed from a pneumatic system. The fluid conduit connector apparatus includes a port portion having a valve disposed therein. The valve closes to provide a reduced fluid orifice when a fluid conduit is removed from the port. The reduced fluid orifice is configured to provide pneumatic characteristics of the device being disconnected. | 11-04-2010 |
20130284962 | TECHNIQUES FOR JOINING LINED PIPELINES - A connector for lined pipelines includes a tube having opposed male interface elements extending inwardly from respective ends of the tube. One or more circumferential permeable chokes project radially from each male interface element. The chokes minimise flow of oxidising fluid from the bore into the micro-annulus between the liner and the pipe while maximising flow of fluid from the micro-annulus into the bore in the event of catastrophic pressure drop in the bore. To maintain gaps between the tube ends and the pipe liners for fluid flow, shoulder formations defined by radially-projecting bands extend circumferentially around the tube. The connector may be used in a joint arrangement where each liner includes a body section, an end section of lesser thickness and greater bore than the body section that terminates short of an end of the pipe, an inner step disposed between the body section and the end section, and an outer step disposed between the end section and the pipe. | 10-31-2013 |
20130299726 | JOINT - A joint that connects pipelines, a pipeline with a fluid control device, or a pair of fluid control devices is provided therein with a pipe functional component. Examples of the pipe functional component include various valves such as a diaphragm valve, a check valve, a branch valve, a relief valve, a ball valve and a bellows valve, or a filter. | 11-14-2013 |
20140091244 | DEVICE FOR TRANSFERRING A LIQUID - A liquid-transfer device that comprises a tubular coupling element for fastening in sealed manner to a liquid-transfer orifice and including a bore extending through the coupling element, and a valve member mounted to slide in the coupling element between a closed position for closing the coupling element and a liquid-transfer position for transferring liquid through the coupling element. The valve member is slidable against a return spring urging it towards the closed position and being suitable for sliding from the closed position to the liquid-transfer position under the action of an adapter that is reversibly connectable to the coupling element. One coupling element and the adapter includes a set of longitudinal grooves and the other includes radial teeth that engage in the grooves while the adapter is being actuated, the coupling element having an abutment against which the adapter bears after the valve member has been actuated by the adapter. | 04-03-2014 |
20140246616 | MEDICAL CONNECTORS WITH FLUID-RESISTANT MATING INTERFACES - A connector system for medical fluid includes a male connector and a female connector that have a closed configuration when detached from one another. The first end of the male connector is configured to mate with a first end of the female connector. When the male connector is coupled with the female connector, complementary structures engage to move seals away from ports in the male connector and the female connector, opening a fluid pathway through the connectors. The mating ends of the connectors are not exposed to the medical fluid when the connectors are coupled so that when the connectors are disconnected, the mating ends are substantially free of residual medical fluid. | 09-04-2014 |
20140264115 | COLLAPSIBLE VALVE WITH INTERNAL DIMPLES - A needleless connector has a body having an internal cavity with a sealing ridge, a port, an output flow channel, and a fluid flow path between the port and output flow channel. The connector also has a collapsible valve disposed within the cavity. The valve includes a cylindrical wall having a center axis, an internal surface, and a shoulder configured to sealingly contact the ridge of the body, thereby blocking the fluid flow path. The valve also includes a head fixedly attached to the wall. The head has a smiley cut at a first angular position about the center axis and a continuous top surface that is generally perpendicular to the axis. The valve also includes a first dimple formed in the internal surface of the cylindrical wall. The dimple extends around the internal surface over an angle in the range of 90-270°. | 09-18-2014 |
20140264116 | EXTENDED RUN FITTING - A method of installing a pipe fitting that includes providing a pipe fitting including an extended run portion having a length that is greater than a length of the opposing run portion of the pipe fitting, and removing a portion of a line of pipe to provide an opening. The extended run portion of the pipe fitting is slid over the first end of the line of pipe within the opening formed in the line of pipe. The pipe fitting may then be moved to a second position by sliding the opposing run portion of the pipe fitting over the second end of the line of pipe, while the extended run portion of the pipe fitting is still present over the first end of the line of pipe. The pipe fitting is fused to the first and second end of the line of pipe. | 09-18-2014 |
20140264117 | VALVE STRUCTURE - A valve structure may include a valve body having a plurality of connecting tubes; a resilient cover, one end of which forming a ring portion and the other of which having a tapered cone portion, and the resilient cover plugs into the connecting tube through the cone portion to form a restricting position; a connecting unit that is tubular, having a tubular connecting section and a plugging section, and the plugging section plugs into the through hole of the resilient cover, so the second stopping surface is against the ring portion of the resilient cover; and a locking cover covering the tubular connecting section of the connecting unit to secure the connecting unit and the resilient cover at the connecting tube of the valve body. | 09-18-2014 |
20140264118 | Female Quick-Connect Coupling Element, and a Quick-Connect Coupling Incorporating Such an Element - This female quick-coupling element for a quick-connect coupling is able to cooperate with a male coupling element. A control ring is able to move in translation along a longitudinal axis between a first position and a second position. A blocking member prevents translation of the control ring as far as its second position. An element for the elastic return of a piston, integral in transverse movement with the blocking member, to its internal position is mounted in a housing of the first coupling element situated outside the housing of the piston, and fluidically isolated from the fluid-flow conduit. The first coupling element comprises transmission means, disposed between the return element and the piston, to return the piston to its internal position. | 09-18-2014 |
20150083950 | MEDICAL CONNECTOR - A first male member ( | 03-26-2015 |
20150115184 | CONNECTOR FOR CONNECTING HOSE COUPLER TO DRAIN KNOB - A connector is provided for connecting a hose coupler to a drain knob. The connector includes a base plate, an appendage, and a lateral projection. The base plate includes an opening configured to allow engagement of the hose coupler to the base plate at a first side thereof. The appendage extends axially from a second side of the base plate and is disposed about the opening. The appendage has a substantially oblong profile in a first plane disposed parallel to the base plate. Further, the appendage has a convex face configured to abut a concave portion of a sidewall of the drain knob. The lateral projection extends radially inward from the appendage. The lateral projection is configured to abut an end face of the drain knob. | 04-30-2015 |
20150115185 | Fluid Flow Regulating Device Having High Resistance To Corrosion - A device has a body made of a first material, for example aluminum, and a component coupled to the body and made of a second material different from the first. The device further includes, between the body and the component, a spacer element of annular shape arranged around the component so as to be in contact on the one hand against the body and on the other against an abutment surface of such component, preventing, or at least reducing, direct contact between the component and the body. In some embodiments, the spacer element is made of a third material having an electric potential value between the first two materials. | 04-30-2015 |
20150129788 | BALL VALVE FOR COLD FLUIDS - A ball valve including upstream and downstream seats and a ball having a flow opening disposed between the upstream and downstream seats. A flow path is defined through the valve only when the ball is disposed in an open position. In one embodiment, when the ball is disposed in a closed position the upstream seat may intermittently disengage from the ball to relieve hydrostatic expansion of a liquid within the ball resulting an increased pressure that is greater than a pressure within a body cavity of the valve outside the ball. In another embodiment, a distance between the upstream and downstream seats is greater than an outer diameter of the ball and the ball engages only one of the upstream and downstream seats when disposed in the closed position and a pressure differential is defined between the upstream and downstream seats. The upstream and downstream seats may each include a partially spherical sealing surface that may have a crenulate configuration. | 05-14-2015 |
20150292659 | PIPE FITTING - A pipe fitting comprises a number of orifices defined in a number of connecting ends, a gate housing dividing the pipe fitting into a first section and a second section; and a gate disposed within the gate housing to selectively seal the first section from the second section, in which the gate comprises a manufactured breakaway. A pipe fitting comprises a number of orifices defined in a number of connecting ends, a gate housing dividing the pipe fitting into a first section and a second section, and a gate within the gate housing to selectively seal the first section from the second section, in which the gate comprises a manufactured breakaway, and in which at least portions of the pipe fitting are constructed of a transparent material. | 10-15-2015 |
20160102796 | Connector System - A connector which couples to an outlet conduit to decrease an outlet conduit passageway pressure differential between outlet conduit opposing first and second ends, whereby the connector includes a mixing chamber having a first inlet port in fluidic communication with a connector first open end and the mixing chamber; an outlet port in fluidic communication with the mixing chamber and a connector second open end; and a second inlet port in fluidic communication with the connector second open end and the mixing chamber. Additionally, a connector including a connector internal surface defining a connector passageway which communicates between connector first and second open ends; and a sensor module operatively coupled to the connector passageway to sense a parameter of a first fluid flowing in a first fluid flow path through the connector passageway. | 04-14-2016 |
20160138746 | TWIST-TO-CONNECT DRY BREAK COUPLING - A coupling including female and male couplers configured to be coupled by first and second stage connections. In the first stage connection, a plurality of detents in the female coupler are urged into a detent recess in the male coupler to coupled the female and male couplers. To make the second stage connection after the first stage connection has been made, threads on the male coupler are mated with threads on a release sleeve, which causes valves disposed in the female and male couplers to move to an open position to allow fluid flow through the coupling. In this way, reduced force is employed to engage the female and male couplers while avoiding contact between the detents and the threads on the male coupler, thereby preventing the detents and threads on the male coupler from damaging one another. | 05-19-2016 |
20160178094 | THREADED PIPE ASSEMBLY FOR USE IN A VALVE CARTRIDGE OF A SEPARABLE WATER FAUCET AND METHOD FOR MANUFACTURING SAME | 06-23-2016 |
20160186907 | BOUANCY APPARATUS SYSTEM INTEGRATED WITH A RAPID RELEASE EMERGENCY DISCONNECT SYSTEM - In various embodiments, fluid conduits such as high pressure hoses deployed in-between two sea-fairing vessels may be released during an emergency by using a rapid release emergency disconnect system as described herein, where the rapid release emergency disconnect system may engage with a hanger such as an industry standard frac hanger and be used in-line with fluid conduits such as high-pressure lines. Various skid embodiments are described which can be configured to interface with one or more of the described rapid release emergency disconnect systems. | 06-30-2016 |
251150000 | Flexible or expansible | 2 |
20090032757 | Valve Having Diameter-Reducible Joint Part, Joint for Diameter Reduction, and Plumbing System Using These - A valve is provided without processing junction sites thereof, in which pipes can infallibly be joined with ease only through the reduction in diameter of a housing to be fastened and, at the same time, the valve has appropriate flexibility relative to the joined pipes and is capable of absorb vibration etc., thereby exhibiting excellent durability. Furthermore, the valve has a diameter-reducible joint part, enables joining the pipes to the opposite sides thereof separately individually and can always maintain high sealability even when the pipes are joined thereto or detached therefrom, thus excelling in cost. The valve having a diameter-reducible joint | 02-05-2009 |
20160069493 | PIPE-JUNCTION GATE SYSTEM AND METHOD - A system may include a pipe-junction and a mating-surface carried by the pipe-junction. The system may also include a gate that engages the mating-surface, and the gate includes an exterior-portion and an interior-portion. The system may further include a retainer that secures the gate to the mating-surface during a pressure-test-stage. | 03-10-2016 |
251151000 | Non-rotatable conduit coupling | 3 |
20130043419 | VALVE ASSEMBLY HAVING IMPROVED CONNECTIONS - A valve assembly is provided. The valve assembly includes a valve housing and a harbor provided at a lower portion of the valve housing. The valve housing has an internal bore for receiving a valve control cartridge, and the harbor has a first recess suitable for receiving a water supply tube, and a second recess suitable for receiving a second water tube, wherein the harbor also has a slot. The valve assembly further includes the water supply tube mounted in the first recess, the second water tube mounted in the second recess, and a retainer clip positioned in the slot with that clip simultaneously engaging both tubes. The retainer clip comprises a first leg and a second leg connected by a waist to define there between a retaining area, and at least the first leg has formed thereon a notch adjacent a heel of the leg. | 02-21-2013 |
20150292656 | SEALING MATERIAL, PRESSING RING, COUPLING, AND VALVE - A first projection is formed on the outer periphery of a bulb part, a second projection is formed on the socket rear end of the bulb part, a tapered part is formed with a decreasing diameter from the inner periphery of a heel part to the inner periphery of the second projection, and a third projection is formed on the tapered part. A first dimension B from the first projection to the third projection in an inclination direction opposite to an inclination direction G of the tapered part is smaller than a second dimension C from the first projection to the second projection in a radial direction A. | 10-15-2015 |
20170234468 | CONNECTION MECHANISM BETWEEN VALVE AND JOINT | 08-17-2017 |
251152000 | Valve seat and coupling element removable as a unit | 6 |
20080224079 | Valve having diameter-reducible joint part, joint for diameter reduction, and plumbing system using these - A valve having a diameter-reducible joint includes a diameter-reducible housing having a flow path therein and accommodating a seal sleeve formed of rubber, a valve mechanism provided with a valve element and built in the housing to enable switching of the flow path and controlling of a flow rate, and a junction pipe having a junction end joined with the seal sleeve to the diameter-contracted joint in a tightly sealed fashion through diameter reduction of the housing. A plumbing system comprising a pipe that has a terminal and a valve which comprises a diameter-reducible joint part having diameter-enlarging and -reducing functions, a housing having one or both joint portions enlarged and reduced in diameter to join the pipe thereto and a disc disposed within the housing and which is attached to the terminal of the pipe. | 09-18-2008 |
20100264343 | CONNECTORS AND VALVES - A combined connector and valve, for example, for connection of an air line to a source of compressed air or to a vacuum source (all for use in an hydraulic fluid line) the connector comprising a one piece housing ( | 10-21-2010 |
20110266477 | Devices, Assemblies, and Methods for Controlling Fluid Flow - Connector assemblies are provided for controlling flow in a fluid line that include an outer shell, an inner housing, and a tubular member. The inner housing is disposed within the outer shell and includes a boss disposed adjacent a first end of the outer shell. The inner housing is movable axially within the outer shell between first and second positions when a device is connected to the first end. The tubular member is carried by the inner housing and includes a fluid passage extending between a second end of the outer shell. The tubular member moves axially as the inner housing moves between the first and second positions, and cam features on the outer shell and the tubular member cause the tubular member to rotate as the inner housing moves between the first and second positions, thereby opening a fluid path between the fluid passage and the first end. | 11-03-2011 |
20150115186 | INSTALLATION OF A VALVE IN A PIPELINE - A process and apparatus for installing a valve in a pipeline while the pipeline is pressurized, and without leakage of pipeline media. A valve body is formed by attaching a sleeve with an annular space to a pipeline, filling the annular space with curable material, and then machining a cylindrical hole through the pipe, into which a valve is inserted. | 04-30-2015 |
20150292660 | PIPE FITTING - A pipe fitting comprises a number of orifices defined in a number of connecting ends, a gate housing dividing the pipe fitting into a first section and a second section, a gate disposed within the gate housing to selectively seal the first section from the second section, and a gate plug to selectively seal the gate housing upon removal of the gate from the gate housing. | 10-15-2015 |
20170234472 | CONDUIT CONNECTOR | 08-17-2017 |