Matches 1 - 50 out of 205 1 2 3 4 5 >
Match Document Document Title
7621570 Pre-expanded connector for expandable downhole tubulars  
A method and apparatus for providing an expandable threaded connection between segments of expandable tubulars. Threaded connections are machined into pre-expanded ends of tubulars. Once the...
7610667 Method of connecting expandable tubulars  
A method and apparatus for providing an expandable threaded connection between segments of expandable tubulars. Threaded connections are machined into pre-expanded ends of tubulars. Once the...
7581766 Reinforced tubular joint for improved sealing-tightness after plastic expansion  
The invention relates to a high-performance threaded tubular joint comprising a first, male tubular element ( 11 ) and a second, female tubular element ( 12 ) made up together by screwing. One of...
7559582 Tubing connection arrangement  
A tubing connection arrangement and a method used for coupling expandable tubing sections together. In one embodiment, there is disclosed a tubing connection arrangement comprising a first...
7503595 Fitting having low volume crevice  
A fitting for a fluid conduit includes a coupling body having an inside surface for engaging an outside surface of a fluid conduit and a shoulder portion for limiting axial insertion of the fluid...
7478844 Pre-expanded connector for expandable downhole tubulars  
A method and apparatus for providing an expandable threaded connection between segments of expandable tubulars. Threaded connections are machined into pre-expanded ends of tubulars. Once the...
7475918 Press fitting system  
A press fitting system for creating an unremovably sealed connection between smooth-ended pipes comprises at least one section that is embodied in a collar-type manner and at least one bead which...
7419193 Tubing connector  
A method of coupling first and second expandable tubulars comprises providing a male tubular connector portion and a female tubular connection portion having greater yield strength, coupling the...
7380839 Sealing expandable tubing  
Expandable tubing and methods seal a connection between expandable tubulars, and in particular, seal a connection between expandable tubulars post-expansion. In one embodiment, a method includes...
7380840 Expandable threaded connection  
Tubular connections and methods of designing tubular connections having selected root/crest clearance when the box member and pin member are made-up. When the tubular connection is radially...
7337519 Method for producing a coiled tubing connector assembly  
A coiled tubing connector for connecting tools together when they are inserted into a well bore. The connector includes a disposable element that may be severed along with the connected portion of...
7237809 Coiled tubing connector  
A tubing connector comprising a rigid member having a first end and a second end; a crimping groove disposed about the rigid member; and a sleeve fixably attached to the rigid member and covering...
7228626 Adapter mandrel used in conjunction with premolded high voltage connectors and connector components  
A mandrel, useful in high voltage cable splicing and termination operations, having a tapered surface and longitudinal ribs for assembly onto a high-voltage cable to be connected to a premolded or...
7086669 Method and apparatus for sealing radially expanded joints  
Connectors and connections that enhance mechanical and sealing engagement between the ends of tubular bodies that are radially expanded by a forging tool. The connectors are designed to maintain or...
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...
6805385 Non-detachable press fit arrangement between a fitting and an end portion of a metal pipe  
In a non-detachable press fit arrangement between an end portion of a metal pipe and a socket of a fitting, the socket defines an interior space and is formed with an annular anchoring groove which...
6805384 Sealing mechanism  
An apparatus includes a body, an adapter and a seal ring. The apparatus may be coupled to provide a seal that has a primary metal to metal seal and a secondary seal obtained via extrusion of the...
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...
6688653 Fitting assembly for fluid and vapor connection  
A fitting assembly for fluid and vapor connection comprising a first tube, a second tube and a thin strip of polymeric material. A male member is formed at the end of the first tube. A hollow...
6634677 Pipe connections and methods for connecting pipes  
A pipe joint assembly includes a cylindrical pipe and a pipe element having a generally cylindrical terminal portion for receiving the end of the pipe. The terminal portion is formed with a roughly...
6619701 Connection of a metal pipe with a metal sleeve  
The invention relates to a connection of a metal pipe with a metal sleeve by means of cold-pressing deformation. The metal sleeve on its inside shell is provided with a pipe limit stop and the...
6619702 Structure of a connection portion of an exhaust pipe for an engine and a method for providing the same  
An extension portion extending outwardly is integrally formed on the edge of an end portion of an exhaust pipe; a collar is fixed on the outer periphery of the end portion of the exhaust pipe by...
6481764 Pipe coupling method and apparatus  
A method of connecting two malleable pipes comprising locating the pipes, one inside a portion of the other with O-rings between the pipes, and applying a crimping tool to inwardly deform the pipes...
6450553 Axial swage fitting for large bore pipes and tubes  
A fitting for joining pipes, tubes, or conduits improves coupling capability particularly to a large bore pipe, generally of 2 inches and larger in diameter. The fitting includes a substantially...
6368225 Axially collapsible driveshaft assembly and method of manufacturing same  
A driveshaft assembly for use in a drive train system includes an inner driveshaft tube section including an end portion having an outer surface and an outer driveshaft tube section including an...
6260891 Press-fitting for non removable tube coupling  
A press fitting for producing a nondetachable tight connection of smooth-ended pipes which has at least one portion receiving a toroidal sealing element and an adjoining cylindrical area extending...
6224114 Pipe joint  
A pipe joint, includes a press fitting with a section that is beaded in cross-section and holds a sealing ring and with a cylindrical area attached thereto that has, at the end of its extension, a...
6131964 SAS fitting for tube and pipe connections  
The present invention provides an apparatus for making a tube connection. The apparatus comprises a sleeve having an interior surface adapted for receiving a tube section therein. The sleeve...
6082784 Connection structure and process for connecting eye-joints and slender metal pipes  
There are provided a connection structure and process for connecting an eye-joint and a slender metal pipe, which is enabled by making the welding operation completely unnecessary to eliminate the...
6059338 Pipe connection  
A pipe connection includes a pipe having a smooth-ended end portion pushed onto a sleeve-like region of a fitting. The fitting includes a stop at one end of the sleeve-like region. A seal is...
6056324 Threaded connector  
Method and apparatus are disclosed to complete a threaded connection between two connector members by relative rotation between the connectors, utilizing fluid pressure between them to overcome...
6049962 Process for connecting a pipe with a press fitting and combination of press fitting, pipe and pressing device for implementing said process  
In a process, a pipe (1) is connected to a press fitting (2) which has a cylindrical section (3) and a radially outward-projecting annular bead (5) at each end which, at the free end of the press...
6012743 Quick connection device for fluid conduit under pressure  
A quick-coupling device for a duct for fluid under pressure, in particular for a motor vehicle, the device comprising a metal sleeve (10) having a first end which includes an overmolded sealing...
5988270 Coupling device for a plate-type heat exchanger, especially for motor vehicles  
A plate type heat exchanger, which may for example be an evaporator for a motor vehicle air conditioning installation, comprises a stack of hollow plates with a pipe connector interposed in the...
5954374 Pipe connectors  
A pipe connector includes a tubular pin member having a generally frusto-conical outer peripheral surface and a tubular box member having a generally frusto-conical inner peripheral surface...
5738388 Device for permanent joining of tubes  
A device for permanent joining of plastic tubes intended for use as covering or lining tubes when drilling holes in the ground including a female portion on a first tube and a male portion...
5730472 Flangeless pipe joint and a process for manufacturing such a joint  
A flangeless pipe joint for polymer-lined piping in which the piping is joined by a coupling and the lining is slip, loose, interference or swaged fitted into the pipes and joined at the ends...
5709418 Pipe fitting with coupling body and swage ring with kickdown device to prevent reduction in sealing tooth contact force  
A pipe coupling includes a coupling body 50 and swage ring 52 for urging over the coupling body 50 in order to secure pipes 108 together. The coupling body 50 includes a first main sealing tooth 50...
5709417 Interference pipe coupling  
An interference fit pipe coupling has threaded sections inside each end portion which grip the outer walls of a plain end pipe that is forced axially thereinto. An outer, longer section of the...
5654527 Method and apparatus for connecting electric bus  
A bus coupling for connection to bus in an electrical system including a coupling having a substantially cylindrical outer surface and an inner surface for receiving the bus. A portion of the outer...
5603533 Tube flange assembly  
A tube flange assembly including attachment flanges associated by interlocking deformation with flared tubes. The flanges are placed with the attachment plates thereof arranged in juxtaposition...
5542363 Self locking seed tube  
An agricultural seeding machine is provided with a steel seed tube for directing seed downwardly into a planting furrow and a plastic seed supply tube for directing metered seed into the seed tube....
5516158 Self-swaging threaded tubular connection  
An Integral Self-Swaging Threaded Tubular Connection to connect ends of plain-end pipe or the like without the use of a coupling is disclosed that may be selectively tightened to various positions...
5511831 Self-centering, self-seating, double-sealing, interference fit tube joint  
The step of soldering, brazing, or welding a tube joint may be eliminated in a tube joint construction that includes a male tube member (10) having a first cylindrical section (14) of relatively...
5484174 Pipe coupling and method of joining materials  
Pipe fittings for joining piping materials have a main body with a substantially equal diameter to that of the piping materials to be joined, an annular expanded portion formed at least at one end...
5470113 Connector for plastic tubes  
A connector for cylindrical plastic tubes has a metallic inner sleeve with an outer diameter that is greater than in inner diameter of the plastic tubes to be connected. The inner sleeve has a free...
5452921 Axially swaged fitting  
A fitting for attachment to a tube by swaging comprises a cylindrical sleeve having a tapered outer surface and an inner surface for receiving the tube. A cylindrical swaging ring having a tapered...
5442846 Procedure and apparatus for cold joining of metallic pipes  
Joinder of two adjacent segments of steel pipe having an outer diameter of at least 12 inches, by a bridging sleeve, the sleeve being joined to both pipe segments by magnetic forming. Apparatus...
5421624 Flange joint assembly  
A flange joint assembly having first and second attachment flanges are associated with first and second tubes through an interengagement of the ends of the tubes between an inner annulus and an...
5405176 High pressure mechanical seal  
A relatively impervious mechanical seal is formed between the outer surface of a tube and the inside surface of a mechanical fitting of a high pressure fluid or hydraulic system by applying a very...
Matches 1 - 50 out of 205 1 2 3 4 5 >