Interlocked or overlapped

A quick-connect tubing coupling comprising a cup-shaped cage externally attached to a first tube with an end portion of the tube concentrically contained within the cage. The inside diameter of the cage is sufficiently greater than the outside diameter of the tube portion contained therein to provide...     

A structure for providing a high pressure, fluidtight juncture between a tube or tubing and a fitting or body member in which a bore is provided in the fitting. The bore has a non-circular interior wall adjacent its opening and a threaded wall of lesser diameter interiorly of said non-circular portion....     

A pipe coupling for connecting pipe sections fitted into opposite ends of the coupling which is formed with a plastics sleeve having tongues formed integrally with the sleeve on opposite ends thereof. These tongues fit in openings in plastics clamping rings at opposite ends of the sleeve and engage with...     

A push -- pull connector including a sleeve lockable to a spigot by locking balls controlled by a sliding member mounted on the sleeve, wherein the sliding member has a stable locked position and a stable unlocked position, with no intermediate stable position. The stable positions are determined by...     

A pipe saddle assembly is disclosed herein and includes an outlet body arrangement, preferably of the cartridge insert type, which is adapted for positioning adjacent to and around an opening in the wall of a pipe. This insert-type outlet arrangement, which includes means to insure that a uniform seal...     

A coupling for unthreaded pipes of a sprinkler system, which permits the replacement of a small damaged pipe section without bending the pipes already emplaced in the ground. One coupling includes a short pipe section having an enlaged tubular portion fixed at one end thereof adapted to be fitted over...     

A quick detachable coupler having a tubular female member receiving a tubular male member. The end of the female member into which the male member is inserted consists of a stiff continuous ring of resilient material provided with a pair of diametrically disposed latches and with a pair of diametrically...     

Metal pipe or tubing having increased strength and toughness in a direction transverse to its axis, designed to prevent fractures and inhibit fracture propagation, for example in pipelines carrying fluids such as natural gas or oil. The pipes have localized sections spaced from their ends which have...     

A thin plastic tube has at the end a continuous or interrupted inclined plane means which collapses the plastic tube end section over a nipple or another tube end. The plastic tube end section is inserted over the nipple or other tube end to be sealed thereby with a locking ring drawn over the inclined...     

A manually disengagable coupling for joining together fluid conduit portions for flow therethrough and a dishwasher incorporating such a coupling in a fluid conduit which has portions extending within a housing for enclosing dishes to be washed. By means of the manually disengagable coupling, portions...     

A coupling unit for use in filling tank ships with petroleum products. It is a 90.degree. elbow with a flange for attaching a loading hose, and there is an integral skirt to fit over a hatch opening. Also, there are quick release type bolts with the skirt to hold the unit in place over a hatch opening...     

An automatic nozzle having a spout which is releasably connected to the body of the nozzle in a manner so that it may be forceably removed therefrom without damage to the connecting means as well as the spout.

The described invention includes method and apparatus for the installation of a casing hanger supporting a string of casing down hole in an oil or gas well, for removal of the installation equipment, and for tying back the hanger to an insulated production riser extending to the surface. The casing hanger...     

This invention relates to a device for selectively setting the axial alignment of sections of pipe from axial coincidence to an obtuse angle between the pipe sections.

Connector for rigid plastic pipes comprises a central cylindrical member wherein the axial bore widens at its two opposite ends to form three portions of predeterminal length and of different diameters, there being provided at each end a pair of semi-circular locking inserts provided internally with...     

A tool joint for drill pipe which is particularly well adapted for large diameter drill pipe, comprises a pin section and a box section. Each section of the tool joint is adapted at a first end to be attached to the drill pipe by welding, or threads, as is conventionally done. The principal part of the...     

A prefabricated composable duct element for piping aeriform fluids in general and for use in erecting concrete casting boxes is provided. The duct element may be connected to further duct elements to constitute conventional ducts such as straights of various lengths, bend or elbows, multi-way unions,...     

A threaded coupling in which the connecting threads are carried on a replaceable sleeve which snap locks onto the end of the primary member such that the thread unit may easily be assembled on or removed from the primary member and replaced when worn or damaged.

A novel casing torque hanger means for supporting the upper end of a string of casing from the upper end of a riser pipe which is supported by a floating vessel such as a Vertically Moored Platform. It includes a cylindrical member having a torque resistant spool below a casing hanger bowl. The casing...     

The cylindrical sections of a gas turbine engine are provided with flanges at each end for bolting the sections to one another. Each flange includes a series of strengthening ribs of arcuate configuration extending axially outward from the center of the wall thereof between the several bolts needed to...     

An improvement in an accessory for a garden hose and the like in which an end of the hose is to be connected with a supplementary fitting characterized by a centerpiece adapted to sealingly receive the end of the hose, a gripper for moving longitudinally into gripping relationship with the hose, a turnbuckle...     

A connector for medico-surgical tubing has a plastics body with a male Luer tapered forward portion that is shaped for engagement with a coupling member having a cooperating Luer tapered bore. The body has a rear portion of prismatic shape and square cross-section that is embraced by a square aperture...     

A quick connectable manually separable fluid conduit coupling includes a tubular male member having a tapered forward portion including a sealable bearing surface, and a radially inwardly directed shoulder adjacent the rearward part of the forward portion and adjoining a recessed circumference. A female...     

An assembly for connecting a tubular conduit to an apertured wall of a non-metallic enclosure including a tubular insert seated in the aperture and a threaded, rotatable, hollow hub member arranged to be received by an externally projecting portion of the tubular insert. The closed end of the hub member...     

A flexible pipe adapted for connection in a drill string, having sufficient wall thickness in order to withstand forces imposed by drilling a well. The flexible pipe has a plurality of improved, essentially circumferential cuts, each cut being through the wall thickness of the pipe. The cuts provide...     

This is concerned with a cord grip for use with various types of electrical cord and more specifically involves a compression chamber with a distortable grommet which has independent gripper elements that are socketed into the grommet so that the gripper elements perform a compound closing action on...     

An instant hot water dispenser has an upper plastic tank section connected to a lower brass tank section by a safety clamping arrangement which includes outturned tabs on the upper plastic tank section which interfit in notches in the brass lower tank section and a retainer ring located between the plastic...     

A tension connector, and offshore platform mooring system embodying the connector, characterized in that the connector can be made up remotely and released remotely. The connector comprises a male connector member, typically attached to a string of pipe which serves as a mooring element, and a female...     

A fluid check valve having a cylindrical tubular body member which is symmetrical and is adapted to receive a pair of opposed head members which have suitable coupling ends formed thereon. The head members may be threaded on to the body or secured to the body with pins that prevent transmission of uncoupling...     

An extruded metal pipe coupling for coupling end-to-end aligned pipes comprises a main body forming a coupling band terminating in opposed connecting flanges directed radially outwardly of the main body. Fasteneras pass through apertures in the connecting flanges and are tightened to draw the connecting...     

A drill string joint of the type shown and described in Rassieur U.S. Pat. No. Re. 26,938, in which the coupling surfaces are tapered.

A mechanical coupling is disclosed wherein similarly pitched and profiled but oppositely threaded threads are provided for two couplings incorporating an anti-rotation member such as a tongue-and-groove or a drill hole and dowel pin.

A device preventing the unscrewing of two bodies (2, 3), and in particular of two lengths of a turbodrill, joined end-to-end in threaded union, said device comprising a blocking part (4) which immobilizes the two bodies by means of teeth. The blocking part (4) is provided with two series of teeth, one...     

A roof flashing and method of making same in which both the collar and base member of the flashing are made of elastomeric material. The base member is molded first and has an opening therein surrounded by a stepped flange provided with a series of circumferential slots therein. The collar is molded...     

A novel pipelock comprising a first pair of rings facing each other axially, with the inner diameter of each ring at the outer face being smaller than the inner diameter of each ring at the inner face, each of said first pair of rings comprising at least two circumferential parts, means to restrain longitudinal...     

A torque limiting collar includes a support plate attached to a stationary support adjacent a fitting and a locking plate engaged with a nonmovable part of the fitting and bolted to the support plate. When the rotatable portion of the fitting is tightened against the nonmovable part, the torque is transmitted...     

The invention pertains to the attachment of a wrenching nut to a metal conduit wherein torque forces can be applied to the conduit through the nut. An annular nut member is located upon a conduit and the conduit is radially deformed to force the conduit material into engagement with keying surfaces defined...     

A pressurized paint supply system for delivering paint or other coating material under pressure to a variety of interchangeable paint applicators. The invention is also concerned with an improved pad assembly for trimming purposes and to an improved pressure-tight joint which can be used with any of...     

The invention provides a simple means of pipe end alignment.

A threadless nonrotating steel coupling system that is quickly connected and disconnected in an axial manner by simple hand tools, is sealed by a compressible gasket, and is locked together by a pin system to prevent rotation of the male half-coupling relative to the female half-coupling. The coupling...     

A connecting mechanism for pole members to surely connect the pole members together on the common axis thereof comprises a threaded member rotatably mounted on the pole member, a tubular member mounted on the other pole member rotatably and movably in the axial direction within a predetermined range,...     

A pipe coupling holder (10) for holding a pipe coupling joint (20) to be embedded in concrete (42) includes a cylindrically-shaped barrel member (12) having an inner wall to which the coupling joint (20) is attached at a first end thereof. The holder also includes a flange member (14), which is separate...     

A pipe coupling wherein an elastic sleeve receives the end portions of two pipes and has a partition which extends between the end portions of the pipes. The sleeve is surrounded by a split ring in the form of a band whose end portions are spot welded to strip-shaped female components of a device for...     

A manifold formed of a plastic main body member and a plurality of tubular metal inserts. The metal inserts are received in bosses formed at longitudinally spaced locations along the plastic main body member and provide communication therethrough with the interior of the main body member. Each insert...     

A connector for engaging non-metallic liquid-tight conduit includes an inner ferrule having a cylindrical portion with an annular rib dimensioned to be inserted into the end of the conduit, and a surrounding sleeve having a conical outer surface and axially extending slots. The sleeve surrounds the conduit...     

A coupling for fluidly connecting flexible tubing includes a rigid connector and an elastic retaining sleeve. The rigid connector has a main portion and a first and preferably second male end portions projecting therefrom with a fluid passage disposed within the male end portions and the main portion...     

A gravel pack safety sub selectively positionable in rotational or a non-rotational mode. The safety sub includes an adapter having lugs thereon and a mandrel having lugs thereon adjacent the adapter. A retainer attached to the adapter receives an end of the mandrel. The mandrel and retainer define an...     

A tube joint comprising (1) a tube joint body including a tubular guide, on at least one side thereof, for receiving a tube thereon, said guide having a groove in the circumference of the end portion thereof, (2) a clamping ring including a tubular portion which has external threads and a plurality of...     

A lens holding system is provided for the rear lens system of a camera lens arrangement having front and rear lens systems divided by a shutter housing. The lends holding system includes a first lens holder for biasing the rear lens system in a first axial direction, a second lens holder for biasing...     

A fitting for high pressure gas lines and the like includes a fitting member having an internal bore therethrough. The bore has a portion thereof with an acircular cross section in a plane normal to the axis of the bore. The fitting is connected to the end of the conduit tube by sliding the tube into...     

An improved coupling for a corrugated conduit includes a main tubular body with a sleeve defining a conduit receiving bore terminating at its inner end in an annular shoulder projecting radially inwardly of the tubular body. A nipple clamps the end portion of the conduit and is inserted together therewith...     

The invention proposes a quick connection which has utility in a wide field, for instance, for connecting fluid lines, electric cables, etc., and comprises an inserted tubular end portion, which is formed near its extreme end with concave recesses serving as detent means, and which is provided with a...     

An improved irrigation boom assembly is provided for relatively rapid and easy mounting onto the main water distribution pipe of a traveling irrigation system, particularly such as a center pivot or linear travel system. The improved boom assembly includes a water supply drop pipe adapted for rapid and...     

A tube connector has a cylindrical socket for mounting in a hole of a plate and a connector securable to a desired one of a plurality of radially spaced-apart mounting positions of the socket and having opposite end cylindrical portions for tube connection provided on the axially opposite sides of the...     

A pipe connection arrangement for a water tank of a heat exchanger of a motor vehicle heater includes a pipe equipped with a collar at a pipe end for inserting into a connecting sleeve at the water tank. The pipe is provided with a seal on a first side of the collar, with the seal being pressed tightly...     

The present invention is a connector to be provided on way of a blood restoring circuit of a plasmapheresis bag set, comprising a male connecting member and a female connecting member. Each of the members is provided with a key ring of a structure in laminated layer, and the key rings are formed, at...     

A pipe joint includes a joint body having an internal thread portion formed in the interior thereof, a bush having formed on the outer periphery thereof an external thread portion helically meshed with the internal thread portion of the joint body, a gasket accommodated within the interior of the joint...     

A coupling for connecting a flexible hose to a fluid source, such as a gasoline fuel pump, comprised of a stem member on one end of the coupling for being inserted into the inlet end of the hose, an annular collar member for limiting the depth of insertion of the stem member into the hose and a male...     

The present invention comprises first and second auger sections having upper and lower ends. The lower end of the first auger section is detachably secured to the upper end of the second auger section. The lower end of the first auger section includes a collar having axially extending indentations and...     

A band clamp apparatus having two 180.degree. segments which are bolted together at flanges on the horizontal centerline. A substantial portion of each segment has a scalloped band contour for weight reduction. An internal groove in the band clamp which has parallel facing walls which engage the mated...     

A fuel line adaptor for application to a conventional fuel tank and to the fuel line leaving from the fuel tank. The adaptor includes a housing which has a passageway that leads from the outlet opening of the fuel tank to a drain opening which is closed by a removable drain plug. A feed tube extends...     

A locking device for a firehouse coupling having a pair of generally semi-cylindrically shaped members for embracing the coupling in the manner of a bracelet, the semi-cylindrically shaped members each having projections extending inwardly of the device for retainingly engaging projections on the firehouse....     

This invention relates to an adaptor for connecting a non-metallic pipe to a threaded metallic element, such as a sprinkler head, in leak-tight fluid communication. The adapter comprises a plastic coupling unit which is adhesively secured at one end to plastic pipe and adapted at the other end thereof...     

An adjustable gas/air feed assembly for a gas burner having a gas conduit section and an aspirator section mounted for telescopic sliding movement relative to the conduit section. The sections are held at a desired telescopic extension by an adjustable seam carried by the inner section of the assembly,...     

A releasable coupling 10 includes a first element 12 which is rotatable about a rotational axis 18. A second element 14 is axially aligned with the first element 12, the first element 12 and the second element 14 being axially displaceable relative to each other. The first element 12 and the second element...     

A pressure cylinder, such as a master cylinder or wheel cylinder for an hydraulic vehicle braking system has a plastic molded body within which a threaded insert is engaged and restrained rotationally and axially. A seal is positioned within the body between surfaces of the insert and body. The insert...     

A serrated collar having an inner flange portion adapted to be trapped between the nut and threaded adapter of a Rosan fitting and an outer flange portion having a hole for accommodating a lock or safety wire that is splined to the outer spline of the lock ring for obviating the necessity of locating...     

A band (or eyelet) (16 or 17) is crimped onto a cable (12) so as to form at least one flange (18 or 19). The flange (18 or 19) is received in a slot between fingers (23) of a receptacle (20) so as to provide both longitudinal and rotational strain relief.

A separable flange retainment system includes a first boss on the flange and a mating second boss on a valve body. The boss on the valve body has a threaded aperture for reception of a suitable fastener. A generally U shaped retainer device having an orifice in its bight portion straddles the bosses...     

A conventional T-Y joint of a fume-extracting welding gun is constructed of two semi-circularly contoured parts which are snap-locked together along a longitudinal line of join. One part may have a cylindrical portion integrally formed therewith to form an end closure for the joint. The end closure has...     

A secondary containment pipe system disposed around a primary pipe system and comprising a joint that is divided along a central parting plane and has laterally projecting flanges that form internal passages for adhesive sealing cement, that is injected through ports while the joint is clamped together...     

A metal-to-metal sealing pipe swivel joint especially useful with a subsea well completion system to pivotally interconnect the subsea wellhead to a lay-away flowline, the swivel joint having an annular seal element with metallic sealing surfaces and inner and outer tubular elements, also with metallic...     

An improved vacuum bag probe has a top section and a base section which are manufactured from inexpensive stamped materials. A threaded, axially movable and rotatably fixed engagement mechanism is provided which resists wear but does not prevent the application of secondary compressive forces due to...     

A screwed pipe joint with a bell for connecting two pipes of a drill pipe string. The screwed pipe joint includes, in opposed relation, a first pipe having a first tapered threaded end (10) and a second pipe having a second tapered threaded end (11), the first tapered pipe end and the second tapered...     

A compression union for joining two tubing segments together in a sealing relationship. Each segment has a head and a compression shoulder, and a sealing face. A first and second nut are threadedly joined and compress the segments together. The segments pass through respective nuts. A thrust cap is adapted...     

A system for joining first and second lengths of corrugated pipe together uses at least two notches cut into a first end of the pipe length. Each notch is formed by two cuts extending longitudinally for at least one corrugation. The cuts are spaced apart so as to form a tab that can be bent outwardly...     

An inflation manifold and a clip that snap fittingly engages it so that the manifold and clip assembly resists rotation and retraction relative to an inflatable article when they are molded into a thickened part of the article. The clip is generally annular and in a first embodiment is preferably divided...     

A system for adjusting the size of a spacesuit is provided in which threaded rings of varying sizes are screwed into annular collars which are affixed to the section of the spacesuit whose size is to be adjusted. The rings and the collars include redundant interlocks designed to prevent inadvertent uncoupling...     

A pipe coupling for driven-in pipes or the like includes a first pipe having a male coupling end, a first annular supporting element connected about the male coupling end, and a second pipe having a female coupling end adapted to receive the male coupling end. The female coupling end has a second annular...     

A drill pipe for combination rotary-vibratory drills. The pipe includes an elongated pipe member and a connector for connecting the drill pipe to another drill pipe. The connector includes a threaded member at one end of the pipe member. The connector and pipe member have overlapping portions. The portion...     

A fluid connector fitting nut lock includes a sleeve that fits down over the nut and that has an integral locking mechanism to fix the sleeve in a raised position that allows the nut to be turned and in a locked position that prevents the nut from backing off due to vibration or other external forces....     

The present invention discloses a universal, adjustable angle, pipe joint which permits a wide variety of possible adjustments with simple means in deep well drilling technology. In principle, the pipe joint disclosed in this invention can be readily used for joining articles of all types which include...     

A jug and dispensing valve therefore in which the jug, when positioned in a dispensing position, has a threaded dispensing neck extending horizontally from a location of a side wall adjacent the bottom wall, a second neck extending horizontally from a location of said side wall near the top and a third...     

A tube coupling assembly particularly suited for ultra-high vacuum applications comprises a pair of coupling components having through passages and abutting end faces. Each end face includes an annular continuous rib or bead. A threaded coupling nut acts to drive the ribs into sealing engagement with...     

A conduit for dispersing or gathering liquids in the earth has an arch shape cross section and alternating peak and valley corrugations along its length. At one end of the conduit is a sub-arch for receiving a pipe. In one embodiment there is a discontinuous valley by the sub-arch and a continuous web...     

A snap-on tubular coupling for joining tubular conduit members of the type having axially extending grooves for guiding geophysical instruments. The coupling comprises an unthreaded sleeve slotted to provide outwardly deflectable segments at one or both ends to snap onto ends of the conduct members to...     

An apparatus for quickly disconnecting two tubular flow lines comprising first and second units including first and second tubular members which have mutually tapering interengagement surfaces, and end terminals, the members respectively associated with the two flow lines and the members being axially...     

A redundant locking fluid coupling has a first coupling element including a coupling nut and a second coupling element including an outer ring biased towards the sealing end, such as by a coil spring. The coupling nut and outer ring include circumferential ends that are engaged when the coupling nut...     

A pipe coupling device wherein the connection between pipe members is made by rotating one member relative to the other member so that a plurality of radially extending surfaces of one member face corresponding radially extending surfaces of the other member. The facing surfaces can be flat and planar....     

The present invention discloses a universal, adjustable pipe joint which permits a wide variety of possible adjustments with simple means in well drilling technology. In principle, the joint disclosed in this invention can be readily used for joining articles of all types which included tubular, pipe-like,...     

A connector assembly connects a hub connector to a wellhead housing by utilizing a collet. The collet has an upper internal projection that engages the hub connector and a lower internal projection that engages the flange on the wellhead housing. An actuator ring moves the collet from an unlocked to...     

A unique quick-connect receiver is disclosed for connecting an adapter to the receiver. A lock pin within the receiver is moved eccentrically to force the adapter further into the receiver, and lock the adapter. The adapter and receiver have mating Z-shaped surfaces which are forced to ride along each...     

A tube coupling comprises first and second coupling components having transversely extending sealing end faces in aligned face-to-face relationship. First and second nut members are arranged to drive the sealing end faces toward each other. An annular anti-twist member is located between the first nut...     

A rotary joint for supplying and/or removing a fluid heat transfer medium to/from a rapidly rotating roll or drum supported upon journals. The rotary joint nipple threads into the journal bore and closely fitting complementarily shaped cylindrical surfaces on the journal end and joint nipple interengage...     

A connector for terminating a metal clad electrical cable is suitable for use in hazardous locations. The connector includes an elongate generally cylindrical body having a cable receiving end, a conductor egressing end, and a central axial bore therethrough. An elongate generally cylindrical hub accommodates...     

A tube coupling assembly for use in connecting first and second fluid-carrying tubes comprising an annular sleeve member and an annular ferrule which are operably affixable to respective ones of the tubes. A tube connector and a coupling nut threadingly engage one another so as to force first and second...     

An external capture device for separable connectors used to connect fluid and electrical tubing and conduits. Two or more spring bands or clips are semi-circular and serrated in form and joined by one or more substantially axial bridges or bars. The spring clips are sized to tightly grip the driving...     

An improved connecting device for of securing a pipe fitting of one material to a pipe of another. This invention provides a connector body with an insert fitting which does not leak therebetween. Further, the invented device has an integral annular flange, which extends into the surrounding body thereby...     

The disclosure relates to a threaded member having an annular groove which is of greater depth than the base of the adjacent thread. A resilient ring is mounted in the groove having an outer periphery extending above the base of the thread and a plurality of projections are formed at spaced locations...     

A riser string connecting a floating vessel to a subsea well has a weak link coupling which will part the riser string once a minimum force is reached. The weak link coupling has a release mechanism which operates at the minimum force. An arming device has a locked position which will prevent operation...