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7390031 |
Quick-connect conduit coupling device
A coupling device for releasably interconnecting conduit elements includes two coupling members, each having a central opening therethrough. A tapered pocket is defined in one coupling member to...
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7344162 |
Pipe joint
A joint for joining the ends of two pipes ( 12, 14 ) has a socket (or box) on the end of one pipe ( 14 ) into which the end ( 30 ) of the other pipe is inserted. The part ( 36 ) of the socket which...
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7087167 |
Sanitary filtration plant with helical filter elements
A sanitary filtration plant including an oblong, tubular pressure vessel having one or more helical filter elements. Each helical filter element has a spiral-wound filter member and a central tube...
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7004476 |
Combustion gas seal for injector
A combustion gas seal for injectors having the function to prevent the leak of a combustion gas when the injector is mounted on a cylinder head of an engine, wherein the seal is made of a resin and...
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6982382 |
Device for sealing ducts of electric and telephone lines
The present invention comprises a rectangular sheet with folding lines and a perimetric strip that facilitates adhering or welding thereof, and the forming of a bag-type closed compartment, inside...
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6971680 |
Dialysis coupler assembly with joint members and hemodialysis system using same
The present invention provides a dialysis coupler assembly comprising a pair of rubber-like elastic tubular couplers, and a pair of joint members for joining the couplers together. Each of the...
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6929287 |
Apparatus for connecting flanged pipes
An apparatus for connecting two flanged pipes comprises at least one piston arrangement having a pair of opposed pistons slidable within a hydraulic cylinder. Each pair of pistons has a rod...
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6880863 |
Flexible coupling for gas conduits
A flexible joint for connection between a pair of conduits for transferring a gas, under pressure, between the conduits. The joint includes a hollow, annular inner member for connection to one of...
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6835310 |
Device for coupling together a tube and a filter housing
The invention relates to a device for using various types of coupling system to connect together a tube ( 2 ) and a filter housing ( 3 ). According to the invention, the device comprises: a head...
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6721381 |
Seal arrangement for in-core instrument housing
A seal arrangement for providing a seal between a nuclear reactor in-core instrument housing and an instrument contained within the housing includes a lower seal assembly surrounding an outer...
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6581976 |
Swivel seal construction
A swivel ( 40 ) includes an outer ( 41 ) and inner annular wall ( 42 ). A toroidal chamber ( 44 ) is defined between the outer and inner walls and opposing peripheral faces of the walls define an...
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6533327 |
Quick-fitting coupling
A quick-fitting pipe union is proposed with an insertion component, a socket component and at least one sealing element. The sealing element ( 7 ) excels by virtue of the feature that it comprises...
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6481762 |
Pipe coupling
A pipe coupling for attachment to a pipe includes a sleeve. One end of the sleeve is configured to receive a pipe end. The pipe coupling also includes an annular gasket disposed within the end of...
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6450546 |
High pressure product swivel
A production swivel with passive control of dynamic seal gap width using internal swivel pressure. The swivel includes inner and outer housings with a middle housing which transfers, component...
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6367844 |
Attachment fitting for pressure vessel
This invention provides sealed access to the interior of a pressure vessel and consists of a tube, a collar, redundant seals, and a port. The port allows the seals to be pressurized and seated...
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6126207 |
Rotary joint with shear pins
A self-supported rotary joint for introducing a heating or cooling medium, such as steam or water, into a rotating drying or cooling drum. The rotary joint is supported upon the drum structure by a...
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5885450 |
Vessel with captive tube support ring
A water purifier includes a quick connect connector in a port that receives a tube that carries the water. The tube is received along the axis of the port in a first reference direction along the...
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5860680 |
Sealing system--anti collapse device
A sealing system for a rotatable fluid conduit coupling or swivel, in particular a swivel for the off-shore oil and gas exploitation or the like, the coupling comprising an inner or first part, an...
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5857714 |
Service cable and cable harness for submersible sensors and pumps
An improved service cable and cable harness assembly for submersible sensors and pumps which includes a service cable, a well head connector and an end cap attachable to the sensor. The service...
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5817235 |
Anti-telescoping device for spiral wound membrane modules
Longitudinal extension and consequent destruction of spirally wound membrane modules arranged in paired axial alignment within a pressure vessel of an ultrafiltration unit are prevented by a pair...
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5720503 |
Sealing sytem--anti collapse device
A sealing system for a rotatable fluid conduit coupling or swivel, in particular a swivel for the off-shore oil and gas exploitation or the like, the coupling comprising an inner or first part, an...
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5617879 |
Sealing arrangement for a coolant union having a floating seal assembly
A sealing arrangement for a rotating coolant union for preventing leakage forward between the outer surface of a seal carrier of a floating seal assembly of the coolant union and the inner wall of...
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5566266 |
Optical fiber service cable
An optical service cable includes a core tube containing a stack of optical ribbons and a filling compound. The filling compound may include a flame-retardant material, such as magnesium hydroxide...
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5443290 |
Floating ring expansion joint liner seal
An expansion joint includes first and second conduits connected by an expansion joint element. The second conduit has a liner portion which protrudes into the first conduit, so that the expansion...
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5366258 |
Flexible couplings for flexible tubes designed to be rolled up flat on themselves
Flexible assembly designed for coupling flexible tubes comprising a sleeve (1) designed to receive the ends of two tubes to be coupled and provided with assembly means designed to cooperate with...
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5360240 |
Method of connecting plastic pipe joints to form a liner for an existing pipeline and a plastic pipe joint for forming such liner
A connection for and a method of connecting the ends of two joints of low modulus, low hardness, low strength plastic pipe. The connection includes a threaded box on one joint and a threaded pin on...
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5277284 |
Container rod assembly
In a spring strut a piston rod is guided through a sealing ring which is accommodated within a groove. This groove has a localization line which has varying height above a reference plane axially...
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5263312 |
Tube fitting for a gas turbine engine
A tube fitting for use with a flammable fluid is disposed in an auto-ignition zone of a gas turbine engine. The tube fitting has a pair of separable casings defining a passage to accommodate flow...
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5071140 |
Self-pressurized gasket seal
A self-pressurized gasket seal arrangement comprising a first pressure part (12) having a first wall (14) surrounding a central axis (16) for confining fluid under pressure and a first shoulder...
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5026023 |
Sealing arrangement in a plug-and-socket coupling with a pressure fluid passage, particularly between the spout of a liquid gas container and a discharge regulator mounted thereon
In a plug-and-socket coupling, particularly between a spout of a portable liquid gas container and a regulator mounted thereon, in which the first coupling part has a discharge outlet adapted to...
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4925219 |
Fluid swivel assembly
A fluid swivel is described, of a type which forms an annular chamber and a pair of gap passages extending in opposite directions from the chamber to the environment, with face seals along each gap...
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4921125 |
Support assembly
A support assembly (1,11,31) for mounting within a vessel (3) which may be subjected to an inwardly acting pressure differential, comprises a support member (2,12) which is in contact with an...
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4903941 |
Pressure equalizing rotary joint
This invention pertains to a novel rotary joint which seeks to equalize exterior-interior pressure. This rotary joint is useful in permitting free rotary motion between two components connected by...
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4884830 |
Quick connect coupling device
A pressure balanced coupling device for quick connection and disconnection with at least one mechanism. The device operates to maintain a sealed flow-through connection between two devices which...
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4771828 |
Wellhead seals
A seal assembly for sealing across the annulus in a subsea wellhead having pressure enhancement provided behind at least one of the sealing surfaces to ensure a positive metal-to-metal sealing. In...
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4758688 |
Wall ducts through walls of pressure vessels
A wall duct assembly for a high pressure storage vessel, such as the carbonator tank of a beverage dispenser, includes a cylindrical ring formed in a wall area of the vessel having an inner surface...
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4741541 |
Seal for a rotatable pipe coupling
Seal for a rotatable pipe coupling of large dimensions such as the swivel of a mooring device, comprising a sealing ring (30) of substantially rectangular cross-section (31) place in a rectangular...
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4669758 |
High pressure, multiple passage swivel
A multi passage swivel assembly provides fluid or gas flow while continuous or intermittent rotation occurs between a fixed inlet port and a rotating outlet port. The assembly contains a clearance...
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4647076 |
High pressure fluid swivel
A fluid swivel is described, which is especially useful for carrying hydrocarbons at high pressures between stationary and rotating walls of a swivel. The swivel forms a fluid-carrying annular...
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4635969 |
Rotary joint with balanced seals
A rotary joint for use with rotating heat exchanger drums particularly suitable for installations utilizing higher fluid pressures, temperatures and rotative speeds. The joint includes a nipple...
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4626002 |
Self-acting seal between adjacent pipe ends of a pressure vessel
A self-acting gap seal for a gap existing between individual modules of a composite, annular pressure vessel comprising a flat, thin-walled seal element on the inside of the pressure vessel to...
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4615542 |
Telescopic riser joint
This invention relates to a joint for risers, and particularly to a telescopic joint suitable for expandably connecting composite-pipe type riser pipes provided internally with tubing pipes. Its...
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4597421 |
Method and device for on-column injection of a liquid sample into small diameter columns
A liquid sample in a syringe can be injected into a capillary column with inner diameter less than 200 microns without inserting the injection needle of the syringe into the column. The end of a...
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4561679 |
Seal pressure reduction system
A seal pressure reduction system for protecting fluid seals located in the sealing gap between the moving parts of a fluid-carrying system from deterioration due to chemical action, excessive...
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4549753 |
Rotary joint
A rotary joint is provided which is particularly useful in deep-sea diving suits, and which can be constructed in such a way such that resistance to rotational movement or the potential for...
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4519636 |
Seal for an underwater connector
A seal for use in an underwater connector having first and second mating members each of which has a coacting mating surface with a plurality of fluid passageways for mating with the passageways of...
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4515399 |
Symmetrically loaded flexible connector having multiple passageways
A housing (110) defines an enlarged central bore (162), from which protrudes a multi-conduit nipple (126). An elastomeric seal (128) flexibly joins the inner end of the nipple to the outer end of a...
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4489962 |
Swivel-joint for the base of a riser-pipe
A flexible joint for deep-sea oil installations. This joint combines the two parts of a swivel joint, consisting of a spherical ring-shaped male adapter and a spherical ring-shaped female adapter,...
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4482171 |
Pipe stress/strain neutralizers
There is provided a pipe joint between a first pipe end and a second pipe end. The pipe joint includes telescoping means allowing the ends to move axially with respect to each other while...
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4475750 |
Pipe stress/strain neutralizer with hydraulically balanced spherical element
There is provided a spherical bearing arrangement within a pipe joint between a first pipe end and a second pipe end. The pipe joint is telescoping to allow the pipe ends to move axially, rotatably...
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