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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 |
| 7988202 | Branch connection stub, a branch connection device comprising a main pipe and said branch connection stub, and a method of connecting such a branch connection stub by welding A branch connection stub for connection to a main pipe. The branch connection stub presents an outside surface of revolution and has at least one axial internal passage, a rear segment with a fastener flange, an intermediate segment, and a front segment having a fre... | 08/02/2011 |
| 7810846 | Electrostatic dissipation solution for angled fuel port of a fuel supply unit A flange structure (10′) for a fuel supply unit of a vehicle includes at least one non-electrically conductive plastic fuel port (16′) having first and second ends. A non-electrically conductive plastic flange (20′) is integral with the fu... | 10/12/2010 |
| 7278661 | Connecting structure of branch connector in fuel pressure accumulating container A branch connector in a fuel pressure accumulating container is joined with a through hole formed on a peripheral wall of the pressure accumulating container. The branch connector is inserted deeply into the through hole until the distal end of the branch connector ... | 10/09/2007 |
| 7275586 | Heating or air-conditioning system for a motor vehicle The invention relates to a heating or air-conditioning system for a motor vehicle, by which individual zones of the vehicle interior can be supplied with separately temperature-controlled air. An improved heating or air-conditioning system, which requires just a sma... | 10/02/2007 |
| 7237807 | Pipe connecting structure for a heat exchanger A pipe connecting structure for a heat exchanger includes a header tank having a connect opening; a connector block having a passage configured to connect a pipe thereto; an adapter configured to connect the header tank and connector block to each other, the adapter... | 07/03/2007 |
| 7128346 | Structure for connecting tubular member to fuel tank An cylindrical convex portion of which opposite ends are open is integrally formed onto a fuel tank made of HDPE therewith so as to inwardly extend in the fuel tank to provide an opening thereon. A press-fit portion of a filler hose connecting pipe made of PA as a t... | 10/31/2006 |
| 7052048 | Through flange A through-flange for attaching a pipe to the curved sidewall of a vessel. A flange portion of the through-flange is contoured to match the curvature of the sidewall and thus can be glued directly to the sidewall. A retaining ring also being contoured to match the si... | 05/30/2006 |
| 7007748 | Indirect water heater and method of manufacturing same A heat exchange assembly adapted for use in a water tank is provided. The heat exchange assembly includes a tube having end portions and a coiled portion between the end portions. A fitting is connected to at least one of the end portions of the tube. The fitting ha... | 03/07/2006 |
| 6978494 | Inflatable container with a water draining device An inflatable container includes a container body that defines a water-storage space, and that has a bottom wall, peripheral inner and outer walls extending upwardly from the bottom wall, and a top wall interconnecting the peripheral inner and outer walls to define ... | 12/27/2005 |
| 6929288 | Connecting structure of branch connector in fuel pressure accumulating container A branch connector in a fuel pressure accumulating container is joined with a through hole formed on a peripheral wall of the pressure accumulating container. The branch connector is inserted deeply into the through hole until the distal end of the branch connector ... | 08/16/2005 |
| 6918617 | Self-centering soldered feed-through A soldered feed-through device that is inserted into a bulkhead opening has one or more sets of laterally protruding and symmetrically distributed teeth that cut through the bulkhead material as the feed-through is inserted into the bulkhead opening. The teeth autom... | 07/19/2005 |
| 6623045 | Fastening device for fitting parts The fastening device is intended for two hydraulically communicating fitting parts (1, 33). In order to fasten a lateral fitting part (33) on the end face to an outer wall (8) of a wide fitting part (1) at a predetermined angle, the fastening device compr... | 09/23/2003 |
| 6554322 | Controller valve coupling A mechanism for attaching a gas controller to a water heater includes a shank that is longitudinally received in a spud attached to the water heater. O-rings serve to form a water tight seal between the interior surface of the spud and the exterior surfac... | 04/29/2003 |
| 6517117 | Through wall connector for a reservoir A watertight, through wall connector has a tubular body, an O-ring and a holder. A neck is formed on one end of the body has to be bent to hold the holder. With such a connector, the neck is not easily cracked during the pressing process, and the deformat... | 02/11/2003 |
| 6250689 | Reinforced tube joint A reinforced tube joint formed by a first tube having an end portion; a stress collar fitted, with an interference fit, about the first tube so that the end portion of the first tube extends beyond the stress collar; and a second tube having an end rigidl... | 06/26/2001 |
| 5975586 | Connection device for connecting a liquid or gaseous medium through an outer wall of a cylinder The invention relates to a connection device for a liquid or gaseous medium through an outer wall of a cylinder, whereby a connection piece interacts with a bore in the outer wall of the cylinder and with a centering part that is inserted into the bore. T... | 11/02/1999 |
| 5971444 | Through wall connector A through wall connector assembly which provides a substantially water-tight and air-tight seal around the circumference of an opening in a wall to allow for sealed extension of a line through the opening in the wall. The assembly includes a male member a... | 10/26/1999 |
| 5911274 | Joint portion of heat exchanger A second tubular portion, having a closed distal end, is formed at an inner surface of a connector block constituting the joint portion. A threaded hole, which is open to an outer surface of the connector block, is formed in the tubular portion. A bolt is... | 06/15/1999 |
| 5524938 | Tube connection for a water box of a motor vehicle heat exchanger A tube connection for a water box of a motor vehicle heat exchanger is disclosed. A connecting sleeve is provided which is a component which is separate from the water box and is provided with a connecting area which can be inserted into a corresponding o... | 06/11/1996 |
| 5340166 | Conduit collar and method of installing the collar The invention relates to a conduit collar and method for installing the conduit collar in a circular hole through concrete and stone structures used in industrial construction work. The conduit collar includes at least one circumferential rib with an oute... | 08/23/1994 |
| 5294049 | Power temp vent duct system An adaptable, temperature-responsive, powered-fan, foundation ventilator apparatus includes a louver housing defining an air passageway, construction for selectively opening and closing the louver housing air passageway depending upon the temperature, a f... | 03/15/1994 |
| 5221028 | Pail closure with spout and improved seal A two piece plastic nozzle and overlying screw cap closure assembly in combination with a plastic pail cover wherein the nozzle has a cylindrical body portion which is inserted into a cover opening to form a friction fit therewith. The overlying screw cap... | 06/22/1993 |
| 5211695 | Feedthrough sleeve and integral support fitting A feedthrough sleeve and integral support fitting comprises a hollow tubular sleeve and integral planar mounting collar. The sleeve lies in a plane transverse to the plane of the collar which is less than perpendicular thereto. The collar is configured to... | 05/18/1993 |
| 5125702 | Door lock device A housing for a door lock device has an irregular outer perimeter with inside and outside curved corners. A sub housing for the door lock device has a similarly configured outer perimeter coupled to the perimeter of the housing. An O-ring is inserted in a... | 06/30/1992 |
| 4463868 | Mounting structure for mounting nozzle body of special material The disclosure is directed to a structure for mounting a cylindrical nozzle body on a pressure vessel body having an internal lining for corrosion resistance or other purposes, said nozzle body being of a material which cannot be welded to the pressure ve... | 08/07/1984 |
| 4247134 | Sealing means sealing interconnected fitting assemblies Sealing means sealing interconnected fitting assemblies. A faucet assembly with an externally threaded stem is mounted on a bunghole assembly with an internally threaded bore by turning the stem of the faucet assembly into the bore of the bunghole assembl... | 01/27/1981 |
| 4231488 | Container closure spout construction and method of forming same Container closure spout construction, e.g. for incorporation in a metal drum container, including a container wall portion having a spout aperture, and a closure spout member having a peripheral substantially transversely extending flange portion and, pre... | 11/04/1980 |
| 4129236 | Container with spout connection Spout for a container, e.g. a gasoline can, is formed as a one-piece plastics moulding with a flared skirt on the base formed with a circumferential groove that snap-couples tightly onto a bead on a raised metal neck on the can. A screw-threaded locking c... | 12/12/1978 |
