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| Number | Title | Issue Date |
| 7516762 | Corrugated flexible pipe with a built-in electric cable A flexible corrugated pipe, of a type comprising a plurality of overlapping material layers, comprises at least a coiled wire, and at least an electric cable, the coils or turns of said at least a wire and said at least an electric cable being arranged on a same pla... | 04/14/2009 |
| 7418980 | Vacuum cleaner hose The present invention relates to a vacuum cleaner hose manufactured by continuously spirally winding one row or two rows of band-shaped materials extruded with an electric wire inserted therein. The vacuum cleaner hose is formed by spirally winding and sticking a ba... | 09/02/2008 |
| 7371451 | Sandwich type construction structural panel having foam tube core A structural panel comprised of a plurality of distinct layers of cylindrical foam elements each covered with a fiber-reinforced composite material. The cylindrical foam elements are arranged in layers such that the elements of adjacent layers are arranged non-paral... | 05/13/2008 |
| 7347225 | Highly flexible multistructure tube A multi-structure pipe intended to transport a fluid, used in particular in oil production, including a first hollow and closed tubular structure having a set of substantially circumferential slits, each slit extending on an arc of more than 180° and defining a ten... | 03/25/2008 |
| 7331950 | Apparatus for containing noise generated by a pneumatically powered surgical instrument and related method A sound attenuating system is provided for pneumatically powered surgical instruments. In one aspect, the exhaust hose is formed of at least two dissimilar materials to impede the transmission of vibrations or audible noise. In an alternative form, the exhaust hose ... | 02/19/2008 |
| 7331989 | Insert for a conduit There is disclosed an insert (2) for a conduit (4) adapted to effect helical flow in the conduit (4) comprising a longitudinally extending member having a helical formation. ... | 02/19/2008 |
| 7325576 | Inflatable suction hose A flexible suction hose has supporting ribs that may be inflated to hold the hose open against suction for use and deflated to allow the suction hose to be folded or collapsed for storage and transportation. ... | 02/05/2008 |
| RE39968 | PTFE tube The present invention relates to a polytetrafluoroethylene (PTFE) tube, and more particularly to a PTFE tube for a flexible hose. In particular the invention relates to a PTFE tube having a smooth bore for use in the production of a lined hose assembly farther compr... | 01/01/2008 |
| 7314067 | Design and manufacturing method for multi-material tube structures The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes... | 01/01/2008 |
| 7290568 | Pressure-resistance hose having watertight structure Disclosed is a pressure-resistance hose having a watertight structure capable of preventing a due condensation phenomenon, called a sweating phenomenon, from occurring on an exposed end or a surface of the pressure-resistance hose by coating adhesives on both overla... | 11/06/2007 |
| 7284573 | Hose for installing loose fill insulation The present invention provides tubes for, in an exemplary embodiment, dispensing loose fill insulation. The tube comprises an inner web formed in a tubular shape and having a plurality of spaced helical projections disposed along an inner surface thereof and extendi... | 10/23/2007 |
| 7249613 | Energy attenuation device An energy attenuation device for a conduit that is adapted to convey a pressurized fluid therethrough, comprising a hose section disposed about a portion of the conduit, wherein such conduit portion is provided with at least one aperture, for example in a surface th... | 07/31/2007 |
| 7243686 | Hose A hose (10) comprising a tubular body (12) of flexible material arranged between an inner and an outer helically wound wire (22, 24). The hose (10) further comprises an axial strengthening means (20) adapted to reduce deformation o... | 07/17/2007 |
| 7219700 | Flexible pipe and method for producing the same In a flexible pipe having shape retaining capabilities, a first pipe is provided having a first base wire and a first subsidiary wire, the first base wire being wound in a spiral manner, the first subsidiary wire externally covering the first base wire and being fit... | 05/22/2007 |
| 7219699 | Resin-coated steel pipe excellent in mechanical strength such as sliding property A resin-coated steel pipe is provided having excellent mechanical strength and sliding properties. A double coated structure is formed that extends in the pipe's axial direction and has substantially the same cross section. The structure has a thin steel pipe. Attac... | 05/22/2007 |
| 7216675 | Highly kink-resistant corrugated tubing A tubing includes an inner liner composed of one or more fluoropolymers, the inner liner being corrugated to define a trough, and having a wire disposed in said trough. The tubing further includes an outer layer, permanently secured to an exterior of the inner liner... | 05/15/2007 |
| 7207354 | Design and manufacturing method for multi-material tube structures The present invention provides an improved tubular structure which uses the properties of different materials, such as stiffness, strength, and density are exploited in a manner which combines the most attractive characteristics of existing metal and composite tubes... | 04/24/2007 |
| 7174922 | Composite strip windable to form a helical pipe and method therefor A composite strip 10 windable to form a helical pipe is disclosed. The composite strip 10 comprises: an elongate plastic strip 11 having a base portion 12 and at least one lengthwise extending rib portion 20 upstanding from the bas... | 02/13/2007 |
| 7156127 | Current carrying stretch hose An improved flexible hose for carrying fluids is disclosed. The hose has a first end and a second end, and is typically in a retracted position when no tensile force placed on an end of the hose and in an extended condition when a tensile force of a pulling nature i... | 01/02/2007 |
| 7156128 | Synthetic resin pipe An object of the present invention is to provide a synthetic resin pipe configured to perform water stop accurately by forming a part connecting convex portions of an outer pipe to be flat without reducing flexibility in order to compose a synthetic resin pipe havin... | 01/02/2007 |
| 7147007 | Variable stiffness bellows This invention relates to a flexible tube that includes a bellows having a plurality of convolutes formed in the wall of said tube and extending above the top surface of the tube, said convolutes being spaced from one another in the axial direction of the tube, wher... | 12/12/2006 |
| 7121591 | Flexible metal hose assembly and method of making the same A hose assembly including an elongated flexible metal hose attached to a hose fitting having a fitting body defining a passageway for conveying material. The fitting body has a mating portion for connecting the hose assembly to a corresponding fitting which delivers... | 10/17/2006 |
| 7119274 | Submersible pump cable with conductive air line A submersible pump cable includes a conductive air line that is configured to transport both an electrical current and pressurized air. ... | 10/10/2006 |
| 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 |
| 7105002 | Anastomosis device and method An anastomosis device for use in coupling an end of a graft vessel to a side of a target vessel. The target vessel has an opening formed in a side wall thereof for insertion of the device. The device comprises a tubular member, at least a portion thereof being radia... | 09/12/2006 |
| 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 |
| 7089965 | Pipe for transporting automobile fluids, comprising a smooth inner tube and an annellated outer tube A pipe for transporting automobile fluids includes a smooth inner tube (1) based on a fluorinated thermoplastic material, a corrugated outer tube (2) in contact with the inner tube via the inside peaks (3) of its corrugations, and made of a poly... | 08/15/2006 |
| 7086419 | Composite hose with a corrugated metal tube A composite hose is provided with a corrugated metal tube as a barrier layer against permeation of conveyed fluid, and an elastic filler layer which is filled in valley gaps between corrugation hills on an outer peripheral side of the corrugated metal tube. The elas... | 08/08/2006 |
| 7080486 | Pass-through firestop device A cast-in-place pass through firestop device for providing a passage in a partition in a structure through which wires, cables, pipes, and the like are run includes a housing having a riser portion with frangible connections that define removable bands that can be r... | 07/25/2006 |
| 7080667 | Lined pipeline vent The present invention relates to apparatus for use in venting pipelines that have a plastic lining such as these used for transporting hydrocarbon fluids. A pipeline assembly comprises a pipeline (2), a corrosion resistance liner (3), and a micro-annul... | 07/25/2006 |
| 7077166 | Drain hose for electrical appliance having water outlet A continuous drain hose for an electrical appliance having a water outlet is disclosed. The drain hose comprises a first cylindrical end portion being connectable to the water outlet, a second end portion being connectable to a drain pipe and comprising a bellows th... | 07/18/2006 |
| 7069954 | Composite hose with a corrugated metal tube A composite hose is provided with a corrugated metal tube of an inner layer and rubber filler which is filled in valley gaps between corrugation hills on an outer peripheral side of the corrugated metal tube. A tubular hard resin layer is further provided as cover l... | 07/04/2006 |
| 7064276 | Communication cable, and communication wire protecting tube A communication cable having a communication wire and an armor including at least two synthetic resin layers, and protects the communication wire in a loose state. The communication wire protecting tube includes at least two synthetic resin layers, and inserts the c... | 06/20/2006 |
| 7063108 | Corrugation structure for pipe A corrugated pipe 2 has a plurality of corrugation structures 10, 12 positioned adjacent one another. The corrugation structures 10, 12 comprise an inner cylindrical wall 22, two annular wall portions 28, 32 that extend outwardly f... | 06/20/2006 |
| 7063181 | Fluid-borne noise suppression in an automotive power steering system A method of dampening fluid-borne noise in an automotive power steering system in accordance with a presently preferred embodiment of the invention contemplates provision of a power steering fluid hose having a laminated inner tube surrounded by a reinforcing outer ... | 06/20/2006 |
| 7040422 | Drill string member A drill string member is formed by providing a former and a cylindrical member to be shaped in relationship with the former. Seals are provided between opposing ends of a thick wall cylinder and the cylindrical member, a pressure is applied in the annulus between th... | 05/09/2006 |
| 7040569 | Winding tube and method for the production thereof The invention relates to a winding tube for winding up bands, films, sheets of metal or similar made of a spiral shaped wound metal strip whose adjacent strip windings overlap at least partially. The metal strip has a corrugated or ribbed profile in the cross-sectio... | 05/09/2006 |
| 7036530 | Energy attenuation device for a fluid-conveying line and method of attenuating energy in such a line An energy attenuation device for a fluid-conveying line, and a method for attenuating energy in such a line, are provided. The device includes one or more hose sections disposed in the fluid-conveying line, and at least one spring disposed in at least a portion of e... | 05/02/2006 |
| 7017651 | Method and apparatus for temperature gradient control in an electronic system An apparatus includes a plurality of Transmit/Receive (T/R) modules (20) coupled with a slat assembly (34). The slat assembly includes a fluid passageway (54). A plurality of turbulence inducing structures (62, 162, 262, 104, 204, 304, 462 | 03/28/2006 |
| 7004202 | Composite strip windable to form a helical pipe and method therefor A composite strip 10 windable to form a helical pipe is disclosed. The composite strip 10 comprises: an elongate plastic strip 11 having a base portion 12 and at least one lengthwise extending rib portion 20 upstanding from the bas... | 02/28/2006 |
