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5881774 |
Medical connector with integral closure
A connector for blood or solution sets (including dialysis solution sets) comprises a tube having an open outer end. The tube carries a side arm which extends radially outwardly from the tube. A...
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5860681 |
Connecting block with inserts
A tube mounting assembly for connecting a suction line tube and a liquid line tube to a housing, such as a compressor or evaporator, primarily consists of a mounting block having a first passage...
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5853198 |
Thermal attachment device
A mechanical coupling device for selectively connecting and disconnecting an apparatus to a thermal source. The coupling device includes a thermal bridge element comprised of a flexible structure...
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5836623 |
Connector system for use in ultra-high vacuum systems
A connector for use in an ultra-high vacuum system that has a metal conduit section with a first hardness, a metal fitting member with a second hardness greater than the first hardness of the...
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5829796 |
Protection of sealing surfaces of metal face seals in tubing fittings
A fitting includes two glands, each of which has a head with an attached tubing segment having a passage opening through a face on the respective head. A peripheral sealing bead on each head is...
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5803507 |
Apparatus for handling process fluid
Apparatus for handling process fluid, that is a meter includes a mass flow meter block. A deformable metal seal is positioned between the mass flow meter block and a thermal mass flow sensor in...
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5794986 |
Semi-disposable ventilator breathing circuit tubing with releasable coupling
A coupler having a releasable compression fitting connects a length of tubing to a ventilator fitting. The compression fitting allows the tubing to be made of economical and re-usable materials...
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5791698 |
Plastic pipe coupler with internal sealer
A coupling for securing a plastic pipe. The coupling has a rigid hollow coupling shell with a passageway through it. A rigid stiffener tube is positioned internally of the shell, the stiffener tube...
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5785360 |
Thread coupling for drill string elements for percussive drilling
A thread coupling for percussive drilling has a first drill string element (2) with an internal thread (3) and a second drill string element (6) with a spigot (7) which is provided with an external...
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5785357 |
Locking joint
A threaded joint is provided with a locking mechanism for resisting loosening and over torquing. The joint has splines that are alignable with axially directed fingers, and shear plates that are...
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5775740 |
Structure and process for jointing small-diameter thin metal tube and pressure rubber hose
A joint structure for jointing a small-diameter thin metal tube and a pressure rubber hose, comprising: a joint portion having a joint end portion of a metal tube, which is given a double wall by...
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5769465 |
System for connecting a housing to a tube
A housing having a socket surrounded by an annular flange is connected to a tube having a raised annular shoulder. The tube is inserted in the socket, and then the flange is deformed radially...
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5758907 |
Mis-adjustment limiting segmented pipe coupling
Coupling segments having angled end faces are provided with stop members at their respective ends which prevent mis-alignment of the coupling segments during their assembly onto the adjacent ends...
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5758909 |
Rotation inhibiting quick connect connector for grooved pipe
A quick connector for joining pipes having grooved ends has a circlip which is contracted circumferentially and locked in the contracted condition, the inner diameter of the circlip, when in the...
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5755464 |
Segmented flange structure including a shim
A flange structure formed from a plurality of joined flange segments is provided. The joined flange segments form a generally circular opening for a conduit. The generally circular opening has a...
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5732982 |
Coupling joint
A coupling joint, arranged to join a first element having a substantially circular internal envelope surface with a second element, inserted into the first element and having a smaller external...
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5722697 |
Fitting with two tubular members rotatable relative to each other
A fitting is adapted to connect two hoses and includes first and second tubular members which include interconnecting end portions that enable the tubular members to be rotated relative to each...
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5722700 |
Coupling structure for pipes of synthetic resin
A first pipe is press-fitted into a second pipe having an inner peripheral surface, circular in section, about an axis of the second pipe. The first pipe, having an outer peripheral surface...
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5695222 |
Ratchet type closet flange
A ratchet type closet flange for replacing broken cast iron closet flanges in old buildings or in new construction in place of conventional cast iron closet flanges. The patented invention...
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5683116 |
O-ring push-pull pipe joint
A coupling device is used for joining two pipes. Each end of the coupling has a pair of adjoining grooves in its inner surface. Each groove has at its largest diameter a substantially flat portion...
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5681064 |
Gasket retainer
A gasket retainer is provided for a fluid coupling. The gasket retainer is machined or molded from plastic, and defines a short tubular shape with a gasket mounting end and an opposed coupling...
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5681059 |
Pipe connector
In the present invention there is provided, a pipe connector for use in tendons, risers or other pipe connections. The pipe connector comprises a tubular pin member and a tubular box member. The...
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5671956 |
Vacuum system coupler
An improved all-metal coupler for coupling vacuum components. The coupler comprises a hollow tube terminating at each end in a flange. At least one of the flanged ends comprises a plurality of...
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5667255 |
Joint structure for joining a branch member to a high pressure fuel rail
A joint structure for joining a branch member to a high pressure fuel rail which automatically aligns a spigot head of the branch member, if offset, upon tightening of a bolt and increases the...
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5660418 |
Vacuum system components
A vacuum port manifold having a plurality of ports each having a planar sealing surface comprises a unitary construction derived from an intermediate unitary structure having a compound curved...
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5636876 |
Fluid coupling assembly
A new fluid coupling assembly includes first and second split connection members positioned over a coupling member or gland of a fluid system. A body member is threadedly received over one end of...
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5631563 |
Resistivity antenna shield, wear band and stabilizer assembly for measuring-while-drilling tool
A sensor protection system for use with an MWD tool includes a tubular body having lesser and greater diameter portions, antennas mounted in grooves in the lesser diameter portion, shield sleeves...
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5605358 |
Tube coupling
A tube coupling assembly includes first and second generally cylindrical coupling components each terminating in a radially outwardly extending flange surrounding a sealing end face. The coupling...
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5605359 |
Stabilized hose fitting for coupling
Failure of push-to-connect couplings which, for example, connect reinforced hoses to ports in valve bodies is prevented by an anti-rotation collar. The ports have a projecting external hex nut...
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5584513 |
Push in plastic tube fitting
An improved plastic push in tube fitting includes a plastic body, an elastomer o-ring for sealing, and a plastic collet. The collet and o-ring are disposed in the body such that a tube can be...
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5575409 |
Static mixer nozzle configuration that removably receives a locking hub thereon
A nozzle configuration for a static mixer having a retaining shoulder with a square cross-section, an inclined front face and a flat retaining face that is normal to the longitudinal axis of the...
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5566985 |
Fiberglass pipe with rough wrench surfaces
A fiberglass pipe joint with threaded ends has rough surface areas adjacent to such ends which allow strap wrenches to be used to tighten the threads with a high torque that prevents leakage. The...
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5553898 |
Hot-tapping sleeve
A hot-tapping sleeve is provided for tapping a main pipe and attaching a branch pipe. The tapping sleeve includes a split sleeve having first and second sleeve members which together form a...
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5549583 |
Surgical connector
A connector which includes a female part having a barrel-shaped body, with a socket extending into the female part from one end of the barrel-shaped body. The socket includes first, second, and...
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5542714 |
Adapter for coupling a pair of pipe elements
An adapter for coupling a pair of pipe elements through an opening formed in a wall includes a flange mounted thereon. The flange is pivotable relative to the adapter, whereby the flange...
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5540464 |
Capillary connector
A capillary column connector assembly includes a pair of body members fabricated from a resilient, inert ceramic having high compressive strength. Each body member has an inwardly tapering...
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5524936 |
Torque tight locking device
A locking device for preventing relative rotation of pretorqued compression nuts used in face seal mechanical fittings includes an inner member having a cavity sized to slide onto and non-rotatably...
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5507528 |
Method of braze joint fastening for male to female receptacles
A joint for brazing includes a male member having an external surface and a female receptacle having an internal surface. The external surface is positionable in face-to-face relationship with the...
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5498035 |
Pipe coupling
A pipe coupling or connection comprises a female coupling component and a mating male coupling component. Each component is matingly threaded for coupling engagement, and each is provided with an...
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5489127 |
Mounting apparatus with reduced resistance bead seal
A reduced resistance bead seal is integrally formed on a mounting surface of one of two matingly engageable members to form a leak-free seal between the two members despite any eccentricity or...
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5476291 |
Hose coupling
A coupling assembly for hoses fabricated of plastic and comprising one-piece male and multi-piece snap together female coupling section. The male section includes an externally threaded fitting and...
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5474334 |
Coupling assembly
The coupling assembly includes a first pipe and a second pipe connected by a middle sub splined to an outer sleeve. Each pipe includes a tubular body having a first axis and a threaded pin end with...
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5466014 |
Clamp for line fitting
A clamp for pipe line fittings is disclosed. The clamp fits over hexagonal nut fittings to prevent the fitting from loosening due to torque, vibration, or other stresses.
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5447340 |
Electrically insulated piped coupling employing a radial insulating barrier
An electrically-insulated pipe coupling includes a first tubular metal body, a second tubular metal body which has a cylindrical section and which has molded onto it an electrically-insulating...
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5431458 |
No-hub coupling
A coupling for no-hub pipe segments has a shield covering an elastomeric gasket. The shield has a plurality on corrugations oriented transverse to the pipe axis and arranged in discrete areas....
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5423580 |
Fluid coupling with gasket retainer
A gasket and retainer assembly for a tube coupling arranged such that the gasket can be installed into, and removed from, a retained and supported position between the coupling components with a...
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5411301 |
Tubing connection with eight rounded threads
A non-upset tubing section, a tubular coupling, a connection for non-upset tubing sections, and a method for connecting the non-upset tubing section and the tubular coupling are disclosed. Methods...
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5409270 |
Gasket retainer for use in pipe joints
A retainer for use in a pipe joint having a pair of tubular joint members for holding an annular gasket in position between opposed end faces of the joint members. The retainer comprises an end...
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5401065 |
Fluid coupling
A fluid coupling provides a cap nut having an internal screw formed inside, a pipe having a mirror-finished surface formed at an end face and a groove in an outer periphery, a device for preventing...
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5393104 |
Sanitary hose coupler
The present invention is directed to a coupling for use with sanitary hose, including a hollow female coupler piece and a hollow male coupler piece, wherein the male coupler piece is threadedly...
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