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| Number | Title | Issue Date |
| 7600788 | Fast-fit coupling for a fluid circulation system A fast-fit coupling for a fluid circulation system comprising at least two conveying members of a fluid. The coupling comprises: a receiving body for each conveying member; way for fastening carried by the body, shiftable by the conveying member during the insertion... | 10/13/2009 |
| 7418971 | Vending machine hose controller A vending machine and a hose controller system for vending machines wherein the dispenser hose is axially and torsionally controlled to facilitate slight twisting, thereby minimizing applicator tool resistance, and making it easier for users to operate the remote ve... | 09/02/2008 |
| 7419189 | Hydraulic fitting A high pressure hydraulic fitting (300) includes a body (302) having a central passage (322), a channel (304), a threaded section (314), and an extension section (310), wherein the threaded section (314) is disposed b... | 09/02/2008 |
| 7392664 | Universal coupling device A coupling in accordance with the present invention may be used to join devices together without the need for conduits or other intermediaries. A nut may be used to couple the coupling to a first device via a first thread portion and to a second device via a second ... | 07/01/2008 |
| 7370668 | Valve for winterizing a pool A valve assembly for use in winterizing a swimming pool closes to prevent pool water from entering into a pool pipe situated below the water line and opens to allow fluid or air to be pumped out of the pool pipes, including an adaptor having threads for attachment t... | 05/13/2008 |
| 7354078 | Pipe joint device An object of the present invention is to provide a pipe joint device, according to which two pipe members can be easily connected and disassembled without causing the abrupt discharge of the fluid from the pipe members. A ring shaped first retaining member is mounte... | 04/08/2008 |
| 7316679 | Medical device connector fitting A releasable medical device connector comprises a connector fitting with a spin nut which connects to an adaptor. The connector fitting has at least one radially extending member with a variable radius cross section. The spin nut is disposed upon the connector fitti... | 01/08/2008 |
| 7273518 | Gas chromatograph system including an improved inlet sealing mechanism An inlet includes a bottom assembly and a top assembly. The bottom assembly includes at least one male unit, and the top assembly has at least one beveled surface and includes at least one female unit and a lateral driving unit. The top assembly is placed inside the... | 09/25/2007 |
| 7273413 | Vehicle exhaust system hose and coupling assembly An improved de-coupling device for vehicle exhaust systems specifically emergency vehicle exhaust systems. In this application, flexible hoses are normally utilized as a conduit for exhaust fumes. This invention incorporates a tether inside the flexible hose thereby... | 09/25/2007 |
| 7272960 | Washing machine A washing machine is provided which has a structurally reinforced apparatus for accurately sensing a water level. The washing machine includes a housing, a tub installed in the housing, a drum rotatably installed in the tub, and a water level sensing apparatus for s... | 09/25/2007 |
| 7264021 | High-pressure resistant hose A hose base body of multilayered construction including an inner surface layer, a reinforcing layer and an outer surface layer has uniform inner diameter, outer diameter and wall-thickness over an entire length thereof. A longitudinal end portion of the hose base bo... | 09/04/2007 |
| 7240724 | Monolithic tube sheet and method of manufacture A monolithic refractory ceramic tube sheet for use in all-ceramic air-to-air indirect heat exchangers, the heat exchanger used in all temperature and all pressure applications. A method for forming the monolithic tube sheet includes casting a refractory ceramic in a... | 07/10/2007 |
| 7234732 | Pipe coupling for joining pipes of varying diameters A pipe coupling for joining a first pipe to pipes of varying diameters includes first and second hollow fittings which are secured together in end-to-end relationship by a crimping process to rigidly hold the fitting members together to form a continuous fluid passa... | 06/26/2007 |
| 7226090 | Rod and tubing joint of multiple orientations containing electrical wiring A rod and tubing connection for coupling two or more joints of tubing sections comprises a plug and a socket. The plug has a plurality of splines and the socket has a plurality of receptacles adapted to receive the plurality of splines. The plurality of splines comp... | 06/05/2007 |
| 7222889 | Self-locking self-bonding rigid coupling A coupling assembly is provided for releasably interconnecting confronting ends of conduit members. The coupling assembly creates a self-locking, and self-bonding connection wherein locking and unlocking is achieved by a predetermined amount of rotation of a lock nu... | 05/29/2007 |
| 7213845 | Tube joint A tube joint comprises a retaining mechanism which retains the locked state by preventing a sleeve from any rotation in the circumferential direction which would be otherwise caused by any unexpected external force. The retaining mechanism includes a ratchet which i... | 05/08/2007 |
| 7195288 | Pipe coupling The invention relates to a pipe coupling comprising a socket component and an insert component which is partially insertable to securely fit into the socket component. A ring groove between the socket component and the insert component is sealed by a ring seal. The ... | 03/27/2007 |
| 7188869 | Scuba regulator connector using a sealed ball swivel A ball and socket-type swivel connector for use with second stage regulators used by scuba divers. The ball is made from a metal with good corrosion resistance. The ball is then held into a true position by two separate low friction bushings. The two bushings, “sa... | 03/13/2007 |
| 7140824 | Tensioning hydraulic nuts A hydraulic tensioning system for nuts on studbolts has a puller bar and a puller buddy, which are coupled to the studbolt, and a bridge around the nut. The puller bar is internally coupled to the studbolt (and may engage the nut before the tension is applied). The ... | 11/28/2006 |
| 7134695 | Fittings and method of use An article for connecting a fluid conduit and a fluid container includes a receptacle configured to receive the fluid conduit. The receptacle has a base defining an opening for providing communication between the container and the fluid conduit and a sealing surface... | 11/14/2006 |
| 7100946 | Bulkhead assembly for use in pipe-in-pipe systems A bulkhead assembly for a pipe-in-pipe system includes coxially inner and outer components which are screwed together along a first threaded portion and a locking device which includes a locking element screwed onto a threaded portion on one of the components having... | 09/05/2006 |
| 7090261 | Animal watering system with keyed components A watering system for a poultry house comprises a watering line which is suspended from a stabilizing bar by means of a clip. The watering line is comprised of a plurality of pipe segments connected together by a coupling mechanism. The coupling mechanism includes a... | 08/15/2006 |
| 7044218 | Apparatus for radially expanding tubular members An apparatus for radially expanding tubular members. ... | 05/16/2006 |
| 7017683 | Cutter for tunnel boring machine A cutter for a tunnel boring machine is equipped with a cutter body (1) with a slanting surface (2), a cylindrical contact surface (12) and a preferably tapered threaded portion with specially designed threads (6), a clamping ring (4 | 03/28/2006 |
| 7005802 | Retrofit kit for modular lamp controller Kits and methods and apparatus are provided for retrofitting a lamp for use with a modular lamp controller. In a representative embodiment, a kit includes a port connector, a first portion of a port adapter, a second portion of a port adapter, and a lock nut. The po... | 02/28/2006 |
| 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 |
| 6940230 | Modular lamp controller Methods, apparatus, and systems are provided concerning modular lamp controllers. In one embodiment, a modular lamp controller dims a high intensity discharge lamp based upon occupancy. The lamp has a port within its fixture, and the port is coupled to a lamp capaci... | 09/06/2005 |
| 6908122 | Hose coupling device A coupling device (1) for releasably connecting tubular elongate members (4, 5) with improved efficiency. The coupling device (1) comprises first and second end piece connectors (2, 3) which are threadably secured or otherwise attached to... | 06/21/2005 |
| 6905142 | Hydraulic coupling An improved hydraulic coupling includes a fitting and a nut that are threadably connectable together. The fitting includes a generally annular groove having a lateral frusto-conic engagement surface. The nut includes a plurality of elongated fingers that each includ... | 06/14/2005 |
| 6871881 | Stabilized tap mounting assembly A method and apparatus are directed to reduce the load from the threads on taps on an orifice plate or orifice fitting. The apparatus includes a tap (3) having an NPT threaded end (1) and a flanged end (12) and an intermediate flange (13)... | 03/29/2005 |
| 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 |
| 6767001 | Adjustable manifold joining system A manifold joining system is provided that allows for adjustment of the relative lineal and angular position of the manifold while still maintaining a fluid seal at the points of connection. The joining system may include elements for securing the relative lineal an... | 07/27/2004 |
| 6764103 | Method and apparatus for locking a tubular quick coupling A heavy duty, locked, tubular quick coupling used for coupling oil and gas well tubing or pipe joints, thus allowing long strings of pipe and tube joints subsequently connected to at least one such quick coupled joint to be lifted as a string, thereby applying tensi... | 07/20/2004 |
| 6763701 | Method and apparatus for sealing and testing a tubular quick coupling A quick-coupling union for oil and gas tubular members that provides a more stable joint connection, a redundant seal arrangement, and a method for pressure testing the seals. The union and sealing arrangement includes an elongated tubular receiving member, further ... | 07/20/2004 |
| 6752433 | Swivel coupling A swivel coupling comprises a male member having an annular groove formed on an outer surface and a female member overlapping the male member to form a central flow passageway. An annular groove is defined at an end of the female member and the annular groove of the... | 06/22/2004 |
| 6712090 | Hydraulic valve A fluid tank valve assembly of the type employed for water tanks for toilets has a tank refill valve located atop a fluid inlet supply tube. The refill valve has a lever that is raised and lowered to open and close the valve. An inverted, cup-shaped hood is position... | 03/30/2004 |
| 6702334 | Tapered compression ring for flared tube applications A tapered compression ring for flared tube applications includes a generally ring-shaped body having (a) a gap defining a first end and an opposite second end, (b) a first face, (c) an opposite second face, and (d) a central axis. The first face is tapere... | 03/09/2004 |
| 6588315 | Ram device A ram device has a cylindrical housing (10) in which is arranged a pressure medium actuated impact piston and a control unit for controlling the pressure medium flow into the housing (10) and which housing (10) at its rearward end is provided with a press... | 07/08/2003 |
| 6447017 | Fluid coupling and assembly A coupling comprising a swivel stake nut or other connecting end portion rotatably coupled to a stem portion, and a jam nut or other stabilizing apparatus mounted upon or otherwise attached to one of said connecting end portion and stem portion in stabili... | 09/10/2002 |
| 6036236 | Heat exchanger with locking connector A heat exchanger, particularly with an integrated oil heat exchanger, has screw-in connectors. Each connector is secured to the exchanger using a retaining ring, which has finger forming projections. The heat exchanger has an annular collar with circumfer... | 03/14/2000 |
