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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8162357 | Microfluid system connection A microfluid system includes at least one flow-through volume, and at least one connector connected to the flow-through volume. The microfluid system includes a structured surface having at least one elevation. Each elevation is a tapered elevation. Each connector i... | 04/24/2012 |
| 8070189 | Safety luer connection A connection device has a male connector and a female connector. The female connector will only accommodate the dedicated male connector, thereby prohibiting a misconnection with the wrong male connector. In certain embodiments, a member prohibits male connectors, o... | 12/06/2011 |
| 7900974 | Method and apparatus for connecting air conditioning coolant lines A method and apparatus for connecting air conditioning coolant lines. The apparatus comprises a coupler body, a coolant line, a flexible annular seal, a nut, and a deformable annular retainer. The coupler body has a passageway extending therethrough and a coolant li... | 03/08/2011 |
| 7740288 | High-flow luer lock connector for a luer lock connection A high-flow luer lock connector may include a connector body defining an interior region, a lumen, and an extended passageway. The interior region is bounded by a cylindrical side wall and a base wall. The lumen is defined at the base wall of the interior region and... | 06/22/2010 |
| 7488009 | Pipe joint A joint includes a joint main body, a sleeve and a nut. The joint main body has a joining hole and an external threaded part. The nut is threaded onto the external threaded part in a threaded state in which the pipe and the sleeve are inserted through the joining ho... | 02/10/2009 |
| 7475916 | Device and method for coupling lines to fluidic microsystems A coupling device (100), particularly for liquid-tight coupling of at least one liquid line (10) to a fluidic system (20), is described, which comprises: at least one sealing device (30), which is implemented to receive an end region (... | 01/13/2009 |
| 7419192 | Braze-free connector utilizing a sealant coated ferrule A braze-free connector suitable for use in a refrigeration system that includes a connector body having a circular opening passing therethrough. The opening has a converging section that tapers downwardly from the entrance to the opening toward the back of the openi... | 09/02/2008 |
| 7419190 | Universal water meter connector assembly A universal water meter connector assembly that is configured to be used with different sized water meter couplers and a variety of dwelling supply lines. The universal water meter connector assembly includes a hexagonal hollow body that terminates in an externally ... | 09/02/2008 |
| 7393018 | Tube fitting for stainless steel tubing A tube fitting that uses only two components, namely a fitting body and a fitting nut. The nut and body are adapted to be threadably coupled together by relative rotation therebetween. The nut includes an integral tube gripping ring that cooperates with a camming su... | 07/01/2008 |
| 7338088 | Connector A connector is provided for selectively coupling one or more lines or wires (19′, 19″) to a receiving and/or transporting device (27). The connector comprises at least one line or wire receiving ferrule (7) having a plurality of line and/or ... | 03/04/2008 |
| 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 one end portion of the tube 4. At ... | 01/01/2008 |
| 7311882 | Capillary interconnect device A manifold for connecting external capillaries to the inlet and/or outlet ports of a microfluidic device for high pressure applications is provided. The fluid connector for coupling at least one fluid conduit to a corresponding port of a substrate that includes: (i)... | 12/25/2007 |
| 7267372 | Tube connector Tube connectors and tube connector systems are provided. An exemplary system includes a first sleeve, a second sleeve, and radially compressible ring. A tube fits radially inside of the ring and the first and second sleeves. As the first and second sleeves are coupl... | 09/11/2007 |
| 7261325 | Structures of hoses A hose includes a main passage defined longitudinally therethrough and a plurality of auxiliary passages are longitudinally defined in an inner periphery of the main passage and communicate with the main passage. At least one of the auxiliary passages is maintained ... | 08/28/2007 |
| 7255373 | Coupling or transition fitting for the connection of metal or plastic pipes A pipe coupling having a radially deformable housing, wherein a pipe is freely insertable into the housing bore and a nut causes engagement of the grip ring with the pipe. The housing bore including a plurality of outwardly extending projections. The grip ring inclu... | 08/14/2007 |
| 7187297 | Methods for sealing openings in tubulars Systems and methods for downhole communication and measurement utilizing an improved metallic tubular having an elongated body with tubular walls and a central bore adapted to receive a run-in tool. The tubular including slotted stations to provide through-tubular s... | 03/06/2007 |
| 7128348 | Female connector A female connector including: a cylindrical core member having a luer taper on a distal inner surface thereof and a tube bonding portion formed on a proximal end inner surface and being formed with a flange at a distal extremity thereof; a cylindrical housing having... | 10/31/2006 |
| 7093864 | Connecting element for pipes and method for welding a connecting element onto the end of a pipe The invention relates to a connecting element for welding onto a circular front face of a pipe, said element having an annular region, (friction region), that can be friction welded to said front face. The connecting element can be welded onto the end of a pipe with... | 08/22/2006 |
| 7014224 | Fluid line connector A fluid line connector for connecting first and second fluid lines, having: a male portion (12) having a generally frusto-conical nozzle (22); a female portion (14) having a complementary generally frusto-conical recess (46) for receiving... | 03/21/2006 |
| 7014222 | Tube connection system A fluid fitting assembly for a fluid-tight coupling of a plurality of tube members to a connector member as a unit A RAM device having proximal surface and an opposite distal surface facing toward the connector member, and a plurality of alignment passages each defi... | 03/21/2006 |
| 7000953 | Pipe screw-connection A pipe screw-connection for connecting a pipeline having a connection end with a deformed annular bead, including a connection stub and a screw-connection coupling part, which can be screw-connected to the connection stub in order to retain the pipeline in a sealed ... | 02/21/2006 |
| 6981720 | Tapered ceramic GC fitting and assembly The present invention is a ferrule for gas chromatography fittings comprising a body having a first end, a second end, and an internal bore extending length of the body; a tip integral with the body and protruding from the first end is disclosed. The tip has a flat ... | 01/03/2006 |
| 6971683 | Joint for tubings A joint for tubings with which, in tightening the nut member (20), the friction torque applied to the first end face (32) of the control ring (30) by the bore peripheral face (25) of the internally threaded bore (21) of the nut mem... | 12/06/2005 |
| 6926283 | Metal-to-metal sealing system An annular metal-to-metal sealing system comprises at least one metal member defining an annular sealing surface and an annular seal body which is comprised of a high strength metal material and which is positioned substantially concentrically relative to the annula... | 08/09/2005 |
| 6913842 | Liquid phase diffusion welded metal-made precision machine component and production method thereof A precision machine part is made of a plurality of pieces with a transient liquid phase diffusion bonding alloy provided between the pieces to bond them together. The precision machine part has one or more conveyance passages formed in it, has a longitudinal axis an... | 07/05/2005 |
| 6896300 | External refacing indicator for a tool joint Makeup plates on the abutting surfaces of a tool joint pin and a tool joint box are provided. The makeup plates are recessed in a short distance from the outer diameter of the tool joint elements, such that when the joint is made up, the makeup plate develops an eas... | 05/24/2005 |
| 6893056 | Male luer lock connector for medical fluid lines A male luer lock connector for medical fluid lines comprising an elongated tubular body having an end portion with external luer cone and an internally threaded bushing mounted so that it can turn and slide on a portion with a cylindrical external surface of the tub... | 05/17/2005 |
| 6866306 | Low-loss inductive couplers for use in wired pipe strings A first flux-loop inductive coupler element electrically couples with a second flux-loop inductive coupler element. The first flux-loop inductive coupler element comprises a first ring-like core having high magnetic permeability and a conical-section annular first f... | 03/15/2005 |
| 6811189 | Corrosion seal for threaded connections The threaded connection between the pin and the box ends of two pipes is sealed externally and internally to protect the threads in the connection from exposure to corrosive fluids. Seals are provided at each axial end of the threads. The external seals may be forme... | 11/02/2004 |
| 6722705 | Medical tubing connector A medical connector, usable to securely couple a first tubular medical device to a second tubular medical device, includes first and second fittings cooperating with the first and second medical devices, respectively. The first and second fittings may each include a... | 04/20/2004 |
| 6709027 | Capillary column sealing technique A method and apparatus for creating a fluid tight seal between a capillary column and a connector. The method and apparatus are easy to employ and do not require the use of screws, ferrules, or additional tools. The method can be used for any capillary tubing as wel... | 03/23/2004 |
| 6592154 | Metal-pipe bonded body, pipe expansion method of metal-pipe bonded body, and method for inspecting metal-pipe bonded body In diffusion bonding a metal pipe 112e and a metal pipe 114e via a bonded interface 116e formed at the end parts, a portion that is inclined with respect to the radial direction of metal pipes 112e and 114e is provided at least at part of bonded interface... | 07/15/2003 |
| 6527304 | Brake tube connector A connector (10) for sealing an elongated tube (14) to a body (22) comprises a nut (12) concentrically about the tube (14) proximate the flared end (16). The nut (12) has a threaded exterior portion (34) and an abutting face (42) proximate to and concentr... | 03/04/2003 |
| 6471253 | Insert coupling An insert coupling for connecting a flexible pipe section to another part comprises a housing with a first cylindrical bore, a sealing ring, which is effective between the flexible pipe section and the cylindrical bore, a clamping bush with a cylindrical ... | 10/29/2002 |
| 6355901 | Welding electrode connecting adapter A connecting adapter configured to mate on opposite ends with a standard adapter shank and a standard welding electrode of the resistance type. The connecting adapter is a hollow body with male and female connecting portions. The male portion, integral wi... | 03/12/2002 |
| 6299220 | Coupling for sealingly connecting two elongate medical instruments A coupling serves for leakproof connection of two shaft-like medical instruments (10, 90) along their shaft axis (53, 97), in particular for connection of an arthroscope shaft to an optical system. A coupling element (80) is provided, arranged on a first ... | 10/09/2001 |
| 6186556 | Enclosed type compressor and its manufacturing method A compression element located inside an enclosed compressor is disclosed for receiving a connection pipe from outside the compressor. The compressor has an opening one in one of its walls. The compression element has a bore running through it. An inlet en... | 02/13/2001 |
| 6050544 | Valve coupling device forming metal-to-metal seal A coupling element is disclosed that is capable of axial and lateral movement for use in connecting fluid lines such as control lines used in subsea drilling. The coupling element has a male sealing element with a first end, a second end, and a longitudin... | 04/18/2000 |
| 5947529 | Core spray line coupling apparatus Coupling apparatus for replacing a core spray line downcomer pipe coupled to a shroud T-box are described. In one embodiment, the coupling apparatus includes a seal ring, a mating flange, a housing having at least one wedge pocket, at least one coupling b... | 09/07/1999 |
| 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 rigidity of the spigot head to provide a sufficient degree of ... | 09/16/1997 |
