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| Number | Title | Issue Date |
| 8042270 | Method of manufacturing hose coupling fitting A hose coupling fitting is furnished with a coupling head portion having a connecting hole, and a nipple portion having a nipple hole, and is fabricated through sequential cold forging steps carried out on a rod material. Specifically, a first pilot hole is formed a... | 10/25/2011 |
| 7841087 | Connector for use with inflatable tubing A method of attaching flexible tubing used in implementations such as drying buildings after flooding or irrigation. The method comprises forming a hole in a first line of flexible tubing, positioning a second piece of flexible tubing about a connector, and position... | 11/30/2010 |
| 7624504 | Method of attaching hose coupling to hose A hose coupling according to the present invention for securing a hose has a cylindrical nipple and a cylindrical socket disposed radially outwardly thereof. A plurality of circumferentially extending annular hose gripping projections are provided on a radially inne... | 12/01/2009 |
| 7444746 | Method of designing and manufacturing a pipe fitting, particularly for aircraft It is described how to easily manufacture a pipe fitting by machining instead of casting, despite its complex shapes and its small dimensions. A model is created, a machining program is defined, checks are made and the previous results are input into a numerically c... | 11/04/2008 |
| 7430805 | Method of making flexible connectors A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal en... | 10/07/2008 |
| 7373720 | Fire sprinkler flexible piping system, bracing apparatus therefor, and method of installing a fire sprinkler A bracing apparatus for bracing a flexible pipe extending between a fire sprinkler header pipe and a sprinkler and for holding the sprinkler in a desired location, a flexible piping system having the bracing apparatus, and a method of installing a sprinkler of a spr... | 05/20/2008 |
| 7363691 | Method and apparatus for forming a mono-diameter wellbore casing A mono-diameter wellbore casing. The mono-diameter wellbore casing is formed by plastically deforming and radially expanding a first tubular member within a wellbore. A second tubular member is then plastically deformed and radially expanded in overlapping relation ... | 04/29/2008 |
| 7350823 | Double pipe forked part structure and method of making the same A forked part structure of a double pipe has an outer pipe, an inner pipe, a branch pipe and an open end portion of the outer pipe. The open end portion of the outer pipe has a substantially tubular inner pipe supporting portion to which the inner pipe is brazed, an... | 04/01/2008 |
| 7325840 | Arrangement for connecting a fiber-reinforced plastic pipe to a stainless steel flange Arrangement for connecting a fiber-reinforced plastic pipe (18) to a stainless steel flange (12, 16), in which the end of the fiber-reinforced plastic pipe (18) is accommodated in a ring-shaped groove (12a, 16a) in th... | 02/05/2008 |
| 7316426 | Method and apparatus for coupling a conduit to a fitting A method for coupling a conduit to a fitting. The method includes providing a fitting having a body and a passageway extending through the fitting body, inserting at least a portion of the fitting body within at least a portion of a collar, and compressing at least ... | 01/08/2008 |
| 7279438 | Coated insulation board or batt An insulation composite for attenuating energy or sound transmission has a body layer of insulating material with a roughly textured face and a uniform thickness solid cover layer permanently embedded in the body layer to a partial depth so that material of the body... | 10/09/2007 |
| 7223455 | Duct board with water repellant mat A duct board or duct liner comprises: an insulating layer formed from fibrous material bound with a resin binder, an outer facing layer adhered to an outer surface of the insulating layer, and a water repellant mat facing adhered to an interior surface of the insula... | 05/29/2007 |
| 7143510 | Method of fabricating a shaft assembly An assembly provides metallic ends to a composite shaft and a method of fabricating such an assembly. The composite shaft is preferably comprised of reinforced fibers. A metallic inner sleeve is positioned in the cavity of one end of the shaft. A metallic outer slee... | 12/05/2006 |
| 7140648 | Flexible connectors and methods of manufacturing same A flexible connector comprises a length of corrugated tubing having a distal end and an end piece having a proximal end. The proximal end of the end piece is engaged with the distal end of the length of corrugated tubing and a length of polymeric tubing is utilized ... | 11/28/2006 |
| 7140396 | Air duct containing an organic liner material Provided is an air duct suitable for conducting a flow of air. The air duct includes a central layer formed from a fiber glass. The central layer has an inner surface and an outer surface. The air duct also includes a liner layer arranged adjacent to the inner surfa... | 11/28/2006 |
| 7114526 | Composite hose with a corrugated metal tube A composite hose comprises a corrugated metal tube as barrier layer against permeation of conveyed fluid and a reinforcing layer which is formed by braiding a reinforcing wire member made of a metal wire. A braid density of the reinforcing layer is 55% or less. ... | 10/03/2006 |
| 7104285 | Hose with corrugated metal tube A hose with corrugated metal tube comprises a corrugated metal tube as innermost layer and outer layer in a radially outer side thereof including elastic layer and reinforced layer. The reinforced layer is braided with reinforcing filament members at a braid or wind... | 09/12/2006 |
| 7101457 | Method and tool system for plastic pipe repair A repair method for a plastic pipe network allows a damaged pipe to be disconnected from a fixture carrying it in the network without damage to or removal of the fixture carrying the pipe to be removed or the disruption of connections of other pipes connected to tha... | 09/05/2006 |
| 7096584 | Flexible connectors and methods of manufacturing same A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal en... | 08/29/2006 |
| 7096585 | Apparatus and method for automated production of adjustable duct member An apparatus and method for forming a duct member having a plurality of adjustable sections which are rotatable relative to one another. The apparatus and method causes relative rotation between individual sections during the manufacturing process, to form a complet... | 08/29/2006 |
| 7080860 | Fastening structure for end of hose with corrugated metal tube In a hose with a corrugated metal tube, an axial leading end portion of the corrugated metal tube is configured as an extending portion so as to extend in an axial direction beyond a base portion of a socket fitting and be exposed out of an outer layer of the hose. ... | 07/25/2006 |
| 7063357 | Flexible pipe coupling A flexible pipe coupling having first and second member rotatable relative to one another. The first member defines national pipe taper, or NPT, threads and the second member includes an internal swag member for forming a swagged connection with a flexible pipe. The... | 06/20/2006 |
| 7047616 | Method of manufacturing and laying a plurality of elongate elements to the outside of a core element In a method of manufacturing and laying a plurality of elongate elements into an umbilical comprising a core element, a plurality of conduits of metal and if necessary at least one cable situated outside the core element, which core element is advanced along a feed ... | 05/23/2006 |
| 7040018 | Radially expandable tubular with supported end portion A method is provided of radially expanding a connector for interconnecting a first tube to a second tube, the connector including a pin member extending into a box member. The pin and box members have cooperating support means arranged to support the pin member so a... | 05/09/2006 |
| 7021673 | Hose with corrugated metal tube A hose having a corrugated metal tube as the innermost layer and an outer layer including an inner elastic layer, a reinforced layer and an outer elastic layer. A socket fitting is swaged onto the hose body at three axially spaced points. The corrugated metal tube i... | 04/04/2006 |
| 6928732 | Method of manufacturing piping having joining portion An arbitrary position of a pipe is clamped and a connector is engaged with the pipe. Then, an end portion of the pipe is expanded with a tool such as a diameter expanding punch so as to caulk the pipe to the connector from inside. As a pipe fluctuation-absorbing por... | 08/16/2005 |
| 6922893 | Flexible connectors and methods of manufacturing same A flexible connector comprises a length of corrugated tubing, a polymeric sleeve aligned with the distal end of the length of corrugated tubing, and a length of mesh tubing extending the entire length of corrugated tubing and over the polymeric sleeve. The distal en... | 08/02/2005 |
| 6920691 | Multi cell tube and manufacturing method A method of manufacturing a multi-cell tube having two or more cells, which are repeatedly formed in longitudinal and circumferential directions of the tube in such a manner that fluid can be separately or simultaneously let into and/or out of the respective cells. ... | 07/26/2005 |
| 6905146 | Pipe fitting for inside coated pipes and method for its installation A pipe fitting for pipes has a coating having a high mechanical and/or chemical resistance, a first tubular portion adapted to be connected to the pipe (2) and a second portion (8) adapted to connect with another pipe fitting. The first tubular portion... | 06/14/2005 |
| 6802540 | Method and apparatus for coupling a conduit to a fitting A method for coupling a conduit to a fitting. The method includes providing a fitting having at least one groove defined therein and a collar having a flange extending from an end of the collar, aligning the flange with the groove, and compressing the collar around ... | 10/12/2004 |
| 6779269 | Self-compensating hose coupling A connection for a tube is formed by placing a coiled spring around an end of a tube and inserting a barbed tubular portion from a connection into the tube. The connection forces the tube to expand applying pressure against the coil spring and forcing it to expand a... | 08/24/2004 |
| 6772519 | Flexible hose system for installing residential and commercial facility air conditioning system The invention is a system and associated connection fitting for connecting a refrigerated line or air conditioning hose to the compressor unit or component on one end and the evaporator unit or component on the other end of a residential or commercial air conditioni... | 08/10/2004 |
| 6691412 | Hose-connector assembly including outer rubber protector tube which covers entire length of inner resin tube, and method of producing the same A method of producing a hose-connector assembly, including the steps of forming by extrusion an inner resin tube layer, forming by extrusion an outer rubber protector tube layer having substantially the same length as the inner resin tube layer, so as to ... | 02/17/2004 |
| 6643930 | Method and apparatus for producing end flange member for cylindrical duct A method for producing a cylindrical flange for the end of an air duct is produced by compressing a panel by differing amounts to cause the panel to take on an arcuate cylindrical shape.... | 11/11/2003 |
| 6609729 | Resin hose connection method and resin hose connection structure produced by employing the method A method of connecting a resin hose to a metal pipe comprising the steps of: forming a fluororubber coating layer on an inner peripheral surface of the resin hose; forming a lubricating layer of a fluorine-containing lubricant on an inner peripheral surfa... | 08/26/2003 |
| 6598905 | Hose coupling A coupling and methods for assembling and using the coupling for connecting a hose with a tube, pipe or other hose in an automotive refrigerant system. The coupling comprises a connector member connected to a tube, pipe or hose, the connector member havin... | 07/29/2003 |
| 6543138 | Method and apparatus for securing drip irrigation tubing to connector A method and apparatus for assembling a drip irrigation system includes a drip irrigation member with a connector and includes a length of tubing. The tubing has an end. A securing member is mounted on the end of the tubing. The end is slidably forced ove... | 04/08/2003 |
| 6457237 | Method of kerfing insulation boards to form duct liners Ducts are formed from rigid or semi-rigid insulation boards by forming a plurality of longitudinally extending, spaced apart, parallel kerfs in a first major surface of each of the insulation boards which is adapted to be the interior surface of the duct.... | 10/01/2002 |
| 6382681 | Device for crimping or coupling end elements of a flexible flowline A device for crimping or coupling end elements of a flexible pipe. The pipe includes a metal carcass of a helically wound wire wherein the winding provides gaps between adjacent windings. A sealing sheath outward of the carcass. The device comprises a cyl... | 05/07/2002 |
| 6296283 | Flexible hose sleeve A hose mount comprises a sheet-metal blank (1) which is bent into a sleeve (16), is provided on one side with cold-formed projections (12, 21) in the form of points (12) or ribs, is bent into a cylindrical body and the edges of which, during bending, are ... | 10/02/2001 |
