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7404581 |
Plug-in coupling
A plug-in connector comprising a base body ( 6 ), an annular sealing element ( 12 ), a clamping ring ( 50 ) and an annular body ( 20 ) which can be connected to the base body ( 6 ). A pipe end ( 4,...
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7357425 |
Barb clamp
A barb clamp provides a leakproof connection of a flexible tube in a barbed fitting. The barb clamp includes a collet and sleeve. The barb fitting is configured to fit snugly within the tube. The...
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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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7331612 |
Low profile tension style flexible joint
A low profile tension style flexible joint for pneumatic ducting may be useful as, for example, a joint for aircraft engine pneumatic ducting. The joint of the present invention may be used at both...
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7325838 |
One-piece liquid-tight connector
A liquid-tight electrical connector formed by a one-piece, zinc die cast member including a ferrule insertable into a conduit, and a sleeve body surrounding the ferrule to form a conduit receiving...
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7314239 |
Tube device, and piping system including the tube device
A tube 4 includes a casing 1 made of a fluororesin. The casing 1 surrounds a fluid tube 3 and lid members 5 each made of a fluororesin and include a receiving portion 8 for receiving...
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7270351 |
Pipe coupling
A coupling assembly for plastic pipes including a nut, a body, a grip-ring, and a seal. The nut can engage the body through appropriate threads and includes a hooked projection having a sloping...
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7270350 |
Quick-connecting coupler for hoses, pipes and faucets
A quick-connecting coupler for connecting hoses, connectors together or to a faucet or other water accessories that allows ease of use by anyone, including the elderly, the infirm, and those...
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RE39584 |
Pipe joint made of resin
The present invention relates to a pipe joint made of resin used for laying pipes in which a high-purity liquid, ultra pure water or the like flow. According to the pipe joint of the present...
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7111874 |
Floating seal for undersea hydraulic coupling
A floating seal for an undersea hydraulic coupling member is moveable radially to seal with the male coupling member even if there is some misalignment with the female coupling member. The floating...
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7108294 |
Composite pipe assembly and components
A plastic coupling for joining two metal pipe sections end-to-end to form a pipe assembly. A first plastic spigot cuff is formed along the periphery of the end of the first pipe and a mating second...
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7083204 |
Composite metal pipe coupling and assembly
A coupling for joining metal pipes or pipe sections end-to-end to form a pipe assembly. A plastic cuff is formed on one of the pipe ends and a mating, second plastic cuff is formed on the other...
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7077197 |
Expandable tubular connection
A method and apparatus for a wellbore expandable connection is disclosed. The connection may include a pin having an outward tapered threaded section and a box having an inward tapered threaded...
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7062834 |
Process of forming two beads
A process for forming a metallic tubular connector of the type having a cylindrical shell which extends circumferentially about a tubular body for joining said tubular connector to a conduit. The...
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7021677 |
Seal retainer with metal seal members for undersea hydraulic coupling
An improved seal retainer for an undersea hydraulic coupling member, which utilizes metal seals to maintain fluid integrity, is disclosed. The metal seals of the present invention are designed to...
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6997486 |
Low-permeability connecting device
A low permeability coupling device for coupling a first endpiece ( 3 ) extending a tube ( 2 ) with a second endpiece ( 10 ) carried by the wall ( 1 ) of a member to which the tube ( 2 ) is...
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6991266 |
Pipe joint made of resin
The invention provides a pipe joint made of resin in which a predetermined pressing force in the axial direction corresponding to a fastening torque of a union nut can be obtained, and the strength...
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6974162 |
Pipe coupling
A coupling assembly for plastic pipes including a nut, a body, a grip-ring, and a seal. The nut can engage the body through appropriate threads and includes a hooked projection having a sloping...
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6971684 |
Fast coupling for irrigation systems, particularly domestic irrigation systems
The invention relates to fast couplings for connecting hoses, particularly for domestic irrigation. A fast coupling is formed by a first body and a second body reciprocally connected by inserting...
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6945568 |
Joint structure for coupling components in a joint portion of a fluid flow passage
In a joint structure for coupling a first component ( 21 ) to a second component ( 22 ) in a joint portion of a fluid flow passage, the second component ( 22 ) has a portion thereof inserted into...
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6910720 |
Connector for use in combining the contents of a pair of containers
A connector useful for combining the contents of a pair of containers which includes a hollow body for passing fluids between the containers. The body includes top and bottom end portions...
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6902208 |
Gas impermeable tube joint and method of forming same
A method of forming a gas impermeable joint in a fluid system includes: providing a tube having a metallic barrier layer disposed between an inner plastic layer and an outer plastic layer; forcing...
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6902207 |
Self sealing disconnect device
Apparatuses and methods for connecting and disconnected fluid conduits (e.g. medical tubing) are disclosed. Typical embodiments of the Apparatuses and methods disclosed herein operate with two...
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6896299 |
Resin pipe joint
A cylindrical projecting portion is disposed in a projected tip end portion of an inner ring which is to be pressingly inserted into one end portion of a pipe member to be integrated therewith, an...
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6877202 |
Method of manufacturing a threaded joint for oil well pipes
A method of manufacturing a threaded joint for oil well pipe having a pin part with a male thread, a box part with a female thread, metal seal parts provided on the pin part and the box part,...
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6857670 |
Plastic tube joint
An apparatus for creating a permanent, leak-proof plastic tubing joint including a length of plastic tubing, a fitting component and a device capable of generating a local electromagnetic field....
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6845826 |
Saver sub for a steering tool
According to one embodiment of the invention, a saver sub for a steering tool includes a main body having an external thread portion adapted to threadably couple to a box end of the steering tool...
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6837525 |
Tube connecting structure
A tube connecting structure is formed with first and second cylindrical sections. The first cylindrical section includes: a joining cylinder with engagement holes disposed at a first end; a...
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6832785 |
Spin welded fluid coupling
A fluid coupling between a fluid carrying first component and a second fluid carrying endform is formed by spin welding induced by a bonding material disposed in a recess in the first component...
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6789822 |
Expandable slotted tubing string and method for connecting such a tubing string
An expandable tubing assembly comprises a tubular connector defining overlapping longitudinal slots, the connector comprising end portions and an intermediate portion. The slots extend over the...
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6776440 |
Method and structure for preventing slipping-off of a tube in a pipe joint made of resin
A structure for preventing slipping-off of a tube in a pipe joint made of resin in which a union nut ( 2 ) is fastened to a joint body ( 1 ) to cause a pressing edge portion ( 19 a ) of the union...
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6719330 |
Flexible tubing/fitting connection
A tubing/fitting connection provides secure sealing attachment of a tubing to a fitting. In a described embodiment, a flexible tubing is connected to a non-rigid fitting using a retainer which...
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6712402 |
Double shoulder oilfield tubular connection
The oilfield tubular pin and box connection includes double shoulders 16, 22 . An inner sleeve 18 engages the box at shoulder 20 , and provides one of the two shoulders 16, 22 for engaging...
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6712401 |
Tubular threaded joint capable of being subjected to diametral expansion
A threaded joint to be expanded, including a lip at the end of the male element end a housing for the lip on the female element to make the threaded joint capable of being sealed and of having a...
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6692036 |
Universal interlocking fitting
Fittings of this invention comprise a body having a substantially hollow transport passage extending between a body first end and a body second end. The fitting body ends are adapted to accommodate...
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6601879 |
Plastic fitting for flared tubing
A plastic fitting couples a section of tubing with a concave flared end to a fitting body. In a preferred embodiment, the flared tube has an expanded s-shape in the cross-section and the plastic...
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RE38204 |
Fluid coupling for matching delivery and supply lines irrespective of the relative rotational positions of the coupling members
A quick-connect coupling for interconnecting only matching fluid delivery and supply lines while preventing the inadvertent connection of mismatched lines where there are matched and mismatched...
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6543815 |
Tube joint and method of constructing the same
The present invention relates to a method of constructing a tube joint wherewith one end T 1 of a tubing T is heated to be softened; the softened end T 1 of the tubing T is inserted into a...
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6536810 |
Structure of fluid passage output port of fluid-operated apparatus
A structure of a fluid passage output port of a fluid-operated apparatus comprises a first valve body composed of a resin material and formed with a fluid passage for allowing a fluid to flow...
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6517123 |
Pipe joint made of resin
The invention provides a pipe joint made of resin in which a predetermined pressing force in the axial direction corresponding to a fastening torque of a union nut can be obtained, and the strength...
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6513839 |
Pipe joint made of resin
In a pipe joint made of resin, a cap nut-like pressing ring is screwed to the outer periphery of a pipe receiving port of a joint body, and presses an inner ring from the outer side of a pipe...
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6505863 |
Connector
A plug portion 23 which engages to a socket 13 , to which a liquid transport hose and a gas transport hose 7 are connected, is provided to a plug 12 which closes an aperture portion which is...
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6494501 |
Pipe connector, pipe-connecting structure, and connecting method
A pipe joint connecting a pipe using an anaerobic adhesive, which possesses a double pipe structure formed with an inner pipe fitting into the inner circumference side of the end of the pipe, and...
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6485063 |
Connection
A drill string includes a plurality of tubular members each having a connection with a pin connector and a box connector on adjacent tubular members. The pin connector has an external thread with...
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6481759 |
Connecting structure
A connecting structure including a press-fitting body 341 of a press-fitting member 34 is press-fitted into one end of a resin tube 1 to thereby form a diameter-enlarged end portion 1 a at...
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6471249 |
Adjustable pipe connector
An adjustable pipe connector for joining ends of lined pipe where corrosive or erosive gases, fluids or slurries may flow to provide a continuous corrosion barrier between the ends of adjacent pipe...
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6454317 |
Versatile end plate converter design using powder metal
A solid plate of material has an outer side and an inner side. A hole is disposed in and through the solid plate, the hole being capable of receiving from the outer side one end of an exhaust pipe....
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6454311 |
Gas line mounting assembly
A gas line mounting assembly includes a bracket which is adapted for being secured to a cabinet of an appliance and a gas inlet fitting attached to the bracket. The fitting has a generally...
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6453941 |
Pipe tubular element comprising a rigid longitudinal portion and a flexible longitudinal part in one single piece
A pipe element possessing a longitudinal axis ( 2 ) along which a rigid tubular part ( 3 ) and a flexible tubular part ( 4 ), together constituting a single piece, extend. The rigid part ( 3 ) has...
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6450549 |
Press-fitting connector for plastic composite pipers
A press-fitting connector for plastic composite pipes, comprised of an inner plastic layer, an outer plastic layer, and a middle metal layer, has a support member receiving the end of a plastic...
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