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| Number | Title | Issue Date |
| 7419194 | Removable flush cap for a multi-diameter tube coupling A removable flush cap designed for use with an irrigation tube coupling or fitting, to facilitate post-installation flushing of dirt and grit from an irrigation system. The flush cap is particularly designed for use with a tube coupling of the type shown in U.S. Pat... | 09/02/2008 |
| 7387320 | Pressure relief cap A pressure relief cap for a water supply comprises an outer portion defining a front face for generally covering an outlet of the supply. The outer portion includes a seal for being urged against and sealingly engaging a periphery of the outlet. An inner portion inc... | 06/17/2008 |
| 7347910 | Method for manufacturing a container end wall of lightweight construction and a container provided with such an end wall A method for producing a lightweight end wall of a containers characterized by the following stages: manufacturing a large size lightweight thermoplastics tube by spirally winding and joining together a hollow profile of thermoplastics, cutting a piece from such a t... | 03/25/2008 |
| 7347455 | Riser protector A piping riser protector for protectively covering the end portion of a riser assembly that includes a larger diameter central pipe and a plurality of smaller diameter peripheral pipes connected by a flange includes a polymeric body that protectively covers inner an... | 03/25/2008 |
| 7284770 | Thread protector for tubular members A pipe thread protector includes a case, a first seal member, and a second seal member. The case is attachable to an end of a pipe to protect a threaded region of the pipe. The case has a cylindrical or frustoconical portion having threads over at least a portion of... | 10/23/2007 |
| 7152630 | Fluid system coupling A fluid system component is provided that includes first and second elements configured to be removably engaged with each other and defining a fluid passageway when engaged. The first element defines three grooves, each of which includes a terminal portion. Correspo... | 12/26/2006 |
| 7090258 | Sealing socket and method for arranging a sealing socket to a tube Sealing socket (1) and method for arranging a sealing socket to a tube (2). A sealing socket (1) includes a sleeve (3) having an outer dimension somewhat larger than the tube (2) to be sealed, defining an annular compartment (4 | 08/15/2006 |
| 7025388 | Method and apparatus for forming leak-proof coupling for beverage distribution system A method and apparatus is provided for forming a leak proof coupling between two thin walled metallic ends in a beverage distribution system. The pipe ends are prepared by cutting the ends and ensuring that the cross-section of the ends are round. An alignment devic... | 04/11/2006 |
| 7025386 | Common rail A short common rail requiring less expensive manufacturing cost is provided. The common rail includes a short body portion formed of a thick tube body, a cap bonded to openings on both ends of the body portion, a securing flange bonded to one end of the body portion... | 04/11/2006 |
| 6836911 | Waste and overflow system for a bathtub A waste and overflow system for a bathtub includes an overflow conduit having a threaded end and an overflow cap threaded at one end extending through the overflow opening in the bathtub into threaded engagement with the threaded end of the conduit. The other end of... | 01/04/2005 |
| 6816072 | Fire hydrant anti-tamper device A detection and signaling apparatus is mountable in a fire hydrant to detect a parameter, such as unauthorized movement of a discharge nozzle cap relative to the fire hydrant. A housing carrying a sensor, such as a motion detector, is mounted inside of the cap. The ... | 11/09/2004 |
| 6776439 | Flange plates for fluid port interfaces Flange plates control the flow of fluid between fluid handling devices. In one embodiment, a sealing plate includes an O-ring and a structural support ring disposed within the O-ring. The support ring prevents the O-ring from being dislodged due to fluid pressure in... | 08/17/2004 |
| 6725788 | Pneumatic coupler for an agricultural seeding machine A pneumatic coupler for an agricultural seeding machine comprises a hollow tube having an inner portion and an outer portion that are separated by a radially extending flange. The radially extending flange has an inner surface adjoining the inner portion and an oute... | 04/27/2004 |
| 6568430 | Quick release pipe end cap Quick release pipe end caps secure materials enclosed by pipes. This is accomplished by capping the ends of the storage pipe with quick release pipe end caps. Contractors frequently transport a variety of materials to job sites using a large pipe as a sto... | 05/27/2003 |
| 6554319 | Trigger sprayer dispensing system The dispensing system for a remote operation includes a trigger sprayer assembly removably mounted to a container of liquid to be sprayed, the assembly being mounted within a cutout section provided at the upper end of the container as part of a through o... | 04/29/2003 |
| 6543813 | Conversion system for oil return connection to skid steer and other apparatus A hydraulic hose for use for adapting a skid loader or other apparatus for connecting thereto a hydraulic post driver, the hose assembly includes a fill cap at one end, for connecting with the hydraulic system of the loader, and a fitting at the other end... | 04/08/2003 |
| 6513837 | Device for coupling pipelines for running cryogenic liquid A device for coupling pipelines for running cryogenic liquid has: a pair of flanges which are pierced by coupling units respectively and which support the coupling units with the coupling units freely approaching and separating from each other and which f... | 02/04/2003 |
| 6508274 | Fitting dust plug The present invention is directed towards a dust plug for insertion into a fluid conduit system. The dust plug is comprised of an insertion end, removal means, and a hollow central body located between the insertion end and the removal means. The insertio... | 01/21/2003 |
| 6409220 | Universal suction canister pour spout adaptor A universal suction canister pour spout adaptor for use with suction canisters of various designs to fit onto the internal or external pour spout of various standard suction canisters so that such canisters can receive materials through their pour spouts ... | 06/25/2002 |
| 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 |
| 6226937 | Footing connector A footing connector has a first hollow leg and a second hollow leg integral therewith. The interiors of the two hollow legs are in fluid communication. The two legs cooperate to form, preferably, a T-shaped connector. The first leg has threading thereon, ... | 05/08/2001 |
| 6203766 | Dumping device of catalyst inside reactor and dumping method using the same A catalyst dumping device (10) for unloading a catalyst (50) inside a reactor (1), in which smashed used catalyst is thrown into a dumping pipe (11) formed of a plurality of pipe member (12) provided to the reactor (1) to unload to outside of the reactor ... | 03/20/2001 |
| 6161876 | Elbow connection for tubular manifold for a motor vehicle air-conditioning condenser A device inserted through a tubular wall by means of a cylindrical flange surrounding a through-bore which is used to insert a tool for flaving the annular region defined by the flange around the bore on the inside of said wall, so that the device may be ... | 12/19/2000 |
| 6155609 | Connector for joining protective ducts of hoses for the installation of insulated electrical conductors in an aircraft Connectors for joining protective ducts and/or hoses for the installation of insulated electrical conductors and/or cables in an aircraft are equipped with lids that are easily opened even without a tool. The lids are preferably permanently secured to the... | 12/05/2000 |
| 6050613 | Combined plastic pipe coupler and end plug An end plug for a stab-type coupler for a plastic pipe, the coupler having a first shell with a passageway therethrough. The end plug includes a hollow, cylindrical portion having a first end and a second end. An end wall is sealably attached to the cylin... | 04/18/2000 |
| 6003904 | Plastic closure cap produced by injection molding A plastic closure cap (1) produced by injection molding for a fuel tank of a motor vehicle is provided, within the region of fuel lines which extend through it, with bushings (6, 7) of a temperature-resistant material of low thermal conductivity. Polyphen... | 12/21/1999 |
| 5997049 | Adjustable leak-tight coupling system A coupling system comprises a first coupling member having a tongue that projects axially a distance therefrom, and a second coupling member that is threadable attached to the first coupling member. The tongue is inserted within a groove disposed within a... | 12/07/1999 |
| 5997219 | Tube-formed expansion rock bolt A tube-formed rock bolt is expandable into contact with the wall in a bore hole without stretching the periphery of the rock bolt. The rock bolt has an elongated tube (12) with a closed cross section. The tube is provided with a longitudinal depressed par... | 12/07/1999 |
| 5984371 | Hydraulic coupling device In the device, the male connection members (3) are carried by a plate (11) provided with a pair of identical downwardly-extending side prongs, each of the prongs being provided with a recess (101) having a forwardly-facing shaped edge, whereas the female ... | 11/16/1999 |
| 5904377 | Pipe fitting A pipe fitting adapted to be installed in an aperture in a wall of a fluid container, comprises inner and outer co-axial sleeve members interconnected for relative axial movement and a split, helically wound, washer. The inner sleeve member has an end por... | 05/18/1999 |
| 5901986 | Connector for joining protective ducts or hoses for the installation of insulated electrical conductors in an aircraft Connectors for joining protective ducts and/or hoses for the installation of insulated electrical conductors and/or cables in an aircraft are equipped with lids that are easily opened even without a tool. The lids are preferably permanently secured to the... | 05/11/1999 |
| 5899507 | Riser fitting A collet-type pipe coupling of simplified construction includes three main flange parts and a grip structure. The main flange parts are machined or otherwise formed with plain shapes. One flange is welded to an associated length of pipe or other body and ... | 05/04/1999 |
| 5797603 | Sealing ring and a method of mounting it The present invention relates mainly to a sealing ring and to a method of mounting it in a groove. According to the present invention, the sealing ring is twisted before being mounted in the groove so that the reaction forces retain it therein. The retent... | 08/25/1998 |
| 5775375 | Hydraulic coupler dust cover A dust cover includes a hollow sleeve for insertion into a connector opening and a lid pivotally coupled thereto. The lid is biased to a passive sealing position wherein the lid engages a rim portion of the sleeve, and is movable by an operator to an acti... | 07/07/1998 |
| 5718265 | Cap and shield assembly A cap and shield assembly for a fluid conduit coupler has a shield and a cap hingedly connected to the shield with a shaft having a cross-pin extending therethrough. A cam bushing in the bore of the shield has a cam surface which coacts with the cross-pin... | 02/17/1998 |
| 5704659 | Valve adapter locking system An apparatus for attaching and securing a cap to a hose adapter used in connection with an RV waste removal valve assembly to prevent inadvertent sewer or waste spillage in the event of a failure of the primary locking components. The apparatus comprises ... | 01/06/1998 |
| 5689921 | Footing connector and method of use A footing connector and a method for use thereof. The connector is preferably T-shaped and includes integrally formed end caps which may be used to prevent cement or the like from entering into the connector. The connector is used in a drainage network to... | 11/25/1997 |
| 5674209 | Connector for attachment to a drain tube The connector includes a socket (14) attachable to the proximal end of the drain tube so that the socket is in fluid flow communication with the drain tube. An adapter (38) having opposite tapered ends is provided for connecting the socket to the suction/... | 10/07/1997 |
| 5667253 | Device for connecting a feed off and return tube to a container for liquids A device for connecting at least a feed off and return tube to a bung-hole of a container for liquids and the like having threads at its inner periphery, said device comprising a cylindrical insert having threads at its outer periphery co-operating with t... | 09/16/1997 |
| 5664626 | Mechanical plug device A mechanical plug device for an environmental monitoring well is disclosed for sealing the exposed top end of a well casing in order to prevent pollutants from entering the monitoring well. The plug is lockable to prevent unauthorized access to the monito... | 09/09/1997 |
