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| Number | Title | Issue Date |
| 8033578 | Coupling between two bodies A coupling between a first body with a hole and a cylindrical end zone of a second body to be inserted therein, in which hole extend elastically deformable tongues, the free end edges of which tongues lie on a circle, the diameter of which is smaller than the outer ... | 10/11/2011 |
| 7878555 | Coupling device for circular pipes A coupling device for circular pipes, in which locking rings, inserted into a body to clamp a circular pipe, are arranged in a pair so that the central line of a circular pipe can be aligned when the circular pipe is inserted. Furthermore, the degree to which the bo... | 02/01/2011 |
| 7878554 | Non-aggressive anchor washer An anchor washer for anchoring a first element and a second element in relative engagement, includes an annular portion from which there extends at least one tooth that is inclined relative to a central axis of the annular portion, the annular portion being designed... | 02/01/2011 |
| 7862089 | Piping joint assembly system and method A pipe fitting assembly package and fastening ring removal tool allow re-use and repair of push-fit piping fittings and valves without damage to the fitting or valve elements or the pipe. The quick connection pipe fitting assembly package of the present invention em... | 01/04/2011 |
| 7841630 | Electric metal tube push-in fitting An electrical fitting in the form of a connector or coupler for connecting an electric metal tube to an electrical box or panel or to one another. The fitting includes a body having an inlet end portion, an outlet end portion and a bore extending therethrough. An un... | 11/30/2010 |
| 7810850 | Tube coupling A fluid coupling having an outer housing with an internal bore, an O-ring fitted within the bore, a spacer bushing fitted against the O-ring, a gripper ring fitted against the axially outer side of the spacer ring, the gripper ring having axially and radially inward... | 10/12/2010 |
| 7735880 | Quick joint coupling The present invention relates to a quick joint coupling for liquid tight joining of lines under high pressure and comprising a sleeve shaped female part and a male part being introducible into the female part. A male part related to the female part comprises a cylin... | 06/15/2010 |
| 7712795 | Pipe connection In the case of a pipe connection for connecting a first pipe end (1) to a second pipe end (6), with a sealing ring (13) sealing the intermediate space between the pipe ends (1, 6), and a tensible pipe clamp (14) which fits over the... | 05/11/2010 |
| 7621569 | Implantation cartridge for a pipe connection designed to be fitted in a housing An implantation cartridge for a pipe connection designed to be fitted in a housing includes a body and a quick coupling, the inlet of the housing has an annular rim designed to form, with the pipe in the connection end position and when the cartridge is in an interm... | 11/24/2009 |
| 7611172 | Plug-in coupling A plug-in coupling for pipes includes a sealing element, a sleeve linked with the base and a retaining element including retaining claws for fixing the pipe end which is disposed in the interior of the sleeve. An annular gap between the base and the sleeve and recei... | 11/03/2009 |
| 7549679 | Pipe fitting with compression of seal structure A fitting to be secured on pipes can be used with a number of distinct pipe materials and types. The fitting includes a nut receiving a Belleville spring washer. As the nut is tightened on threads on an end fitting, it forces the Belleville spring washer away from a... | 06/23/2009 |
| 7530606 | Quick pipe connector A quick pipe connector includes a tubular housing defining an axis, and a connecting unit. The connecting unit includes a grip ring adapted to grip a water pipe, and a locking ring abutting against a first housing shoulder surface of the tubular housing and position... | 05/12/2009 |
| 7523966 | Tube coupling A fluid coupling having an outer housing with an internal bore, an O-ring fitted within the bore, a spacer bushing fitted against the O-ring, a gripper ring fitted against the axially outer side of the spacer ring, the gripper ring having axially and radially inward... | 04/28/2009 |
| 7500699 | Clamping mechanical pipe coupling derived from a standard fitting A coupling for joining pipe segments together is disclosed. The coupling is derived from a standard fitting and has a housing with a socket and a first expanded region adjacent to the socket and a second expanded region adjacent to the first expanded region. A seali... | 03/10/2009 |
| 7490866 | Anchoring device for pipe coupling An anchoring device for a pipe coupling including an annular channel of generally U-shaped cross-section. The channel has a web portion with flanges and projecting radially inwardly. A frusto-conical gripping ring is located in the channel with its outer edge inside... | 02/17/2009 |
| 7455330 | Quick coupling A quick coupling (1) comprising a sleeve-shaped coupling body (3) with a receiving opening (4) to receive one end (5) of a pipe (2), a retaining element (7) to hold the end (5) of the pipe in the coupling body (3 | 11/25/2008 |
| 7434846 | Quick coupling A quick coupling (1) comprising a sleeve-shaped coupling body (3) with a receiving opening (4) to receive one end (5) of a pipe (2), a retaining element (7) to hold the end (5) of the pipe in the coupling body (3 | 10/14/2008 |
| 7396053 | Pipe coupling comprising a divided sleeve A pipe coupling (11) comprises a tubular casing (12) and a sealing gasket (13), which fit over the ends of the pipes to be coupled. The casing (12) is formed from a strip of rolled steel into a cylindrical shape, with a longitudinal gap (... | 07/08/2008 |
| 7354079 | Connector A tube connector including a tubular connector body having an inboard contact surface facing an outboard open end, a collet extending into the open end and towards the contact surface, and an o-ring positioned between the collet and the contact surface. The o-ring p... | 04/08/2008 |
| 7341286 | Fluid coupling with dual function retention ring A fluid coupling includes a carrier carrying a retention ring with inward and outward radially and angularly extending fingers for respectively engaging an outer surface of an endform inserted through a bore in the carrier and the inner surface of a bore in a housin... | 03/11/2008 |
| 7322615 | Adjustable plumbing fitting An adjustable plumbing fitting is adapted to adjust a length of connection between supply and inlet pipes, and includes a sleeve member, a collar member, and a sealing member. The sleeve member includes an annular section sleeved on and threadedly engaged with the i... | 01/29/2008 |
| 7316429 | Pressed-connection arrangement A pressed connection arrangement including a first pipe end and a connection piece configured to receive the pipe end. The connection piece has a ring-shaped receiving device and the ring-shaped receiving device includes a cutting ring and a sealing ring. A separati... | 01/08/2008 |
| 7309085 | Threaded pipe coupling A threaded pipe coupling for connecting a pipe to a connection part with a conical exterior surface, especially for connecting copper pipes in refrigeration technology, with a sleeve-shaped union nut to form a threaded coupling with the connection part and a clampin... | 12/18/2007 |
| 7273236 | Quick coupling A quick coupling comprising a body with a conical opening and an outside thread, a nut with a central through orifice and a cylindrical counterbore extending the through orifice and tapped over its portion that is remote from the through orifice, and a conical surfa... | 09/25/2007 |
| 7273235 | Toothed washer for a tube coupler device, a method of making a toothed washer, and a coupler device of the quick coupling type The invention relates to a washer for a tube coupler device, the washer having an inner portion subdivided into a plurality of teeth with active portions having a free edge that defines an inside edge of the washer and that is arranged to penetrate into an outside s... | 09/25/2007 |
| 7267375 | Duct coupler apparatus An apparatus for joining ends of a pair of ducts together in end-to-end relationship has a collar with a first end portion and a second end portion, a first coupler element translatably secured to an exterior of the collar for moving the first end portion between fi... | 09/11/2007 |
| 7257999 | Liquid dispenser with volume meter A liquid dispenser comprises a sprayer device and volume meter connected together to form an integral unit that prevents the sprayer device and volume meter from being disconnected without damaging the dispenser. The volume meter has an inlet end portion and a gauge... | 08/21/2007 |
| 7252431 | Water temperature monitoring apparatus An apparatus generally including a housing, a power source, a temperature sensor, a display and a circuit. The housing may have a bore adaptable to receive a flow of water. The power source may be operational for generating electricity and coupled to the housing. Th... | 08/07/2007 |
| 7240927 | Connection assembly used for connection between a fuel nozzle and a filling hose A connection assembly has a male connector, a first engaging ring securely mounted on the male connector, a female connector and a second engaging ring securely received in the female connector. The first engaging ring has first claws formed to abut a periphery defi... | 07/10/2007 |
| 7232159 | Tube coupling A fluid coupling having an outer housing with an internal bore, an O-ring fitted within the bore, a spacer bushing fitted against the O-ring, a gripper ring fitted against the axially outer side of the spacer ring, the gripper ring having axially and radially inward... | 06/19/2007 |
| 7226088 | Banjo fitting A banjo fitting is disclosed comprising a block, a stud, a saddle washer pair and a cap. The saddle washer pair is bent so as to partially surround and clip onto the block. In this manner the block and washer pair form a single unit to simplify installation of the b... | 06/05/2007 |
| 7207762 | Push-on screw-off attachment device An attachment device for attaching a substrate to a support structure includes a housing having a space defined by facing wall portions. The space captures a rotatable push nut with flexible teeth. The housing is attached to the substrate using a flange positioned o... | 04/24/2007 |
| 7201382 | Sealing element The present disclosure relates to a sealing element for a pressed connection that includes an essentially ring-shaped body constructed of elastic material. Also included is at least one sealing edge formed on an interior side and an exterior side of the ring-shaped ... | 04/10/2007 |
| 7195287 | Pipe fitting for liquid or steam A fitting for liquid or steam piping, comprising: an elastic sealing ring; a locating sleeve placed around said sealing ring; an internal teethed lock ring located on the locating ring outer end face; an inner ring located outside of the internal teethed lock ring, ... | 03/27/2007 |
| 7195286 | Tube joint A tube can be easily attached to and detached from the tube joint by one hand. The tube joint comprises: a body proper having one open end, from which the tube is inserted; and a locking member locking the tube in the body proper. The locking member includes: a ring... | 03/27/2007 |
| 7159475 | Apparatus and method of sampling semivolatile compounds An apparatus and method for sampling semivolatile compounds is disclosed. A collection bag is placed around an air conditioning vent on an aircraft. An opening in the collection bag receives air from the air conditioning vent into the bag. An exit in the collection ... | 01/09/2007 |
| 7156618 | Low cost diffuser assembly for gas turbine engine A gas turbine diffuser assembly and a method for assembling same, includes providing a loose fit between the diffuser body and the diffuser pipes. Damper members provide a snug attachment. ... | 01/02/2007 |
| 7137653 | Centroidally twistable compression ring for pipe joints A locking ring designed to work in a self restraining pipe joint. This locking ring is designed (which may include attention to a combination of shape and material properties) to twist when exposed to a concentrated load and thereby distribute this load across broad... | 11/21/2006 |
| 7131671 | Transparent coupling A transparent coupling for joining the ends of relatively soft plastic conduit. Visual inspection through the coupling affords confidence that the conduits have been installed in their proper position within the coupling. Internal circumferential barbs of the coupli... | 11/07/2006 |
| 7127788 | Conduit coupling system, tool and method A system for coupling conduit sections includes a coupling tool with a pair of lever arms pivotally interconnected and each mounting a clamp assembly. The clamp assemblies are adapted for releasably clamping the conduit sections. A coupling has a generally tubular c... | 10/31/2006 |
