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| Number | Title | Issue Date |
| 7774909 | System for removing heat transfer fins from boiler tubes A system is disclosed to use a rotary milling head to break or cut the bond of a heat transfer fin base to a boiler tube, thereby removing the heat transfer fins from the boiler tube to facilitate the more efficient repair of the boiler tube. ... | 08/17/2010 |
| 7472464 | Milling head for removing heat dissipating elements from a tube A milling head for a milling device, particularly a rotary milling device, wherein the milling head is capable of imparting a desired finish on a tube, preferably of a heat exchanger tube. The milling head includes one or more milling elements capable of cutting and... | 01/06/2009 |
| 7356896 | Mounting device for a cable cup A cable cup can be mounted in an optimal location on the wall of an otherwise inaccessible duct, so that, above all, inlets into the duct are not obstructed. A mounting device has a carriage that is movable in the longitudinal direction of the duct. A supporting uni... | 04/15/2008 |
| 7328510 | Elbow rotator An elbow rotator apparatus for rotating an integrally formed section of an elbow workpiece includes a pair of gripping arms which are selectively positionable in a first position displaced from the elbow workpiece, and a second position in which the gripping arms ar... | 02/12/2008 |
| 7322090 | Explosive tube removal device A explosive device is disclosed for collapsing an expansion-fit metal tube from within a hole of a metal plate of a boiler or the like. The device includes a connecting rod inserted into the tube and extending outwardly from top and bottom ends of the tube. The port... | 01/29/2008 |
| 7288190 | Method, apparatus and system for removal of contaminants from water Disclosed is a water de-contamination system, methods, and apparatus using alternating aerobic, anaerobic, and aerobic conditions, with carbon and other waste processing treatments, to remove contaminants from water. Included is an aerobic system in flow communicati... | 10/30/2007 |
| 7284325 | Retractable finning tool and method of using An improved tool and method for enhancing the surface of a heat transfer tube are provided. The tool, which can be easily added to existing manufacturing equipment, includes cutting bits that may be retracted with a housing. The cutting bits include a cutting edge t... | 10/23/2007 |
| 7266872 | Method and device for the separation of tubes An apparatus and method for separation of tubes produced continuously on a row of mandrels, continuously coupled to one another, by the mandrels being advanced in a conveying direction (X) and by material layers being applied to the mandrels. A material difference e... | 09/11/2007 |
| 7226649 | Laser weldable flexible medical tubings, films and assemblies thereof The present invention provides a tubing assembly having a sidewall having a first layer. The first layer is fabricated from a first polymer blend comprising a first component of a material not thermally responsive to laser beam and selected from the group consisting... | 06/05/2007 |
| 7210321 | Method and apparatus for measuring centerline runout and out of roundness of a shaft The centreline runout (a) and out of roundness (b) of a shaft (100) is measured by measuring the distance between the central longitudinal axis (102) of the shaft (100) and each of a plurality of angularly spaced measurement points (103) ... | 05/01/2007 |
| 7181847 | Process for manufacturing a cylindrical hollow body and hollow body made thereby Process for manufacturing cylindrical hollow bodies with a circular cross-section using solid rough material of corrosion-resistant, martensitic chromium steels. A remelting block is produced and a tube blank is made therefrom, the tube blank being formed into a tub... | 02/27/2007 |
| 7155789 | Cutter adjustment system An improvement for a cartridge case trimmer which indexes on the shoulder of the case as established by the resizing die and permits a rotating cutter assembly to trim the neck of cases from the inside at a controllable angle. The cutter assembly includes a notched ... | 01/02/2007 |
| 7152515 | Wire cutter for artificial flower stems Cutter suitable for artificial flower stems. Typically, plastic coated wire stems are cut with hand cutters to various lengths in preparing artificial floral arrangements. The invention requires far less physical effort by the operator than is required when using co... | 12/26/2006 |
| 7146716 | External tube extraction device with a cylindrical collapsing wedge The invention is related to a tube extracting device for removing a tube from a conventional drum of a boiler or heat exchanger. The device includes a wedge which is driven into a tube hole between the tube outer wall and the hole in the drum that the tube is in. Th... | 12/12/2006 |
| 7146835 | Method and apparatus to reduce slot width in tubular members An apparatus and method are provided for reducing the width of a plurality of longitudinal slots or other openings spaced circumferentially around a slotted tubular member. The invention includes a seaming roller positioned to contact the outer surface of the slotte... | 12/12/2006 |
| 7121992 | Informational item forming machine and method A method and apparatus for forming informational items such as outserts and booklets may include folding a sheet of paper having product information printed thereon by making a plurality of folds in the sheet of paper to form a first folded article, the folds in the... | 10/17/2006 |
| 7119305 | Tube connecting apparatus The present invention has a purpose of providing a tube connecting apparatus capable of stably, accurately executing control of wafer temperature even when connecting of tubes is conducted continuously. A tube connecting apparatus (1) includes a heater (70... | 10/10/2006 |
| 7103950 | Pipe beveling tool and method A tool assembly which is adapted to perform a cutting operation and also a beveling operation on a pipe. There is a rotary power saw which has rotary drive member to which a saw blade can be mounted. There is a bevel section having a mounting member that connects to... | 09/12/2006 |
| 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 |
| 7082656 | Pipe beveling system A tool for beveling the end of a pipe is comprised of a hollow, tubular body having a central, longitudinal axis of rotation, an inboard coupling end, and an opposite outboard working end. A plurality of longitudinally spaced, transversely directed latching pin bore... | 08/01/2006 |
| 7069637 | Wirelaying tool A wirelaying apparatus and method using a tool (30) having a cutter/cutting tip (31) operatively opening a cut in the interior bore surface (11) of a cylindrical pipe fitting (10), laying wire (12) into the cut and closing the cut ... | 07/04/2006 |
| 7069657 | Method to reduce the width of a slot in a pipe or tube A method for reducing the width of slots spaced about the surface of a pipe or tube. The method comprises subjecting the surface of the pipe or tube to bombardment by a quantity of shot of a pre-determined size and for a pre-determined length of time to cause deform... | 07/04/2006 |
| 7051768 | Hydroform process and hydroform product When hydroforming a steel pipe, a tubular deformation assisting member made of an incompressible material softer than the steel pipe is fitted on the outer peripheral surface of the steel pipe. The deformation assisting member is attached at least to an area corresp... | 05/30/2006 |
| 7040629 | Clamping device for elongated workpieces An arrangement for clamping raw materials in a machine tool for machining elongated workpieces is provided. The arrangement comprises a supporting plate with at least one thoroughgoing opening and at least one clamping device arranged in front of one of the openings... | 05/09/2006 |
| 7024757 | Device and method for positioning flexible tubes into a core and articles made therefrom This invention relates to fabrication of tube bank style heat exchangers and similar assemblies. It provides a novel device and a method for presenting and feeding multiple relatively flexible tubes in a predetermined spaced apart manner, and subsequently threading ... | 04/11/2006 |
| 7021157 | System and method for testing a clamping force A system for testing a clamping force includes a lever, a base, and a sensor, The lever is coupled to a pivot and moves about the pivot. The lever includes a first end and a second end on opposites sides of the pivot. The base receives a first tip of a clamp and mai... | 04/04/2006 |
| 7018137 | Apparatus and process for installing âTâ couplings on underground pipe A tool assembly and a process for using it is provided, wherein a single elongate handle member may be used, through a small hole at the ground surface, to reach underground pipes for installing different sized strap âTâ couplings on different sized pipes, and f... | 03/28/2006 |
| 7013778 | Tube cutting device A device for cutting slits in plastic tubes produces a plurality of cuts spaced around tubing passed through the device. The device comprises a plurality of rotatable members (3) located at different circumferential positions around a tube passage (2) ... | 03/21/2006 |
| 6938313 | Portable plastic pipe cutter beveller system A pipe-cutting device comprising a portable support; a device for rotating said pipe relative the support; a cutter associated with said support for cutting the pipe during rotation of the pipe. ... | 09/06/2005 |
| 6935022 | Advanced microelectronic heat dissipation package and method for its manufacture Heat dissipation during the operation of integrated circuit chips is an old problem that continues to get worse. The present invention significantly ameliorates this by placing an embedded heat pipe directly beneath the chip. Using powder injection molding, the lowe... | 08/30/2005 |
| 6926189 | Welding method and apparatus An apparatus for welding closed one end of each of a multiplicity of open-ended tubes suitable for use as brachytherapy capsules includes a welding station having a welding position for welding closed one end of a tube, a rotatable platform having an outside edge, a... | 08/09/2005 |
| 6829826 | Method of making a cross member of a twist-beam axle for a motor vehicle In a method of making a cross member for a twist-beam axle of a motor vehicle, a band-shaped metal blank is shaped in a profiling unit in a continuous operation to a V-shaped or U-shaped double-walled hollow section having an outer wall and an inner wall, such that ... | 12/14/2004 |
| 6792681 | Forged in-line tubular process A method of forming a stabilizer bar is provided that includes the steps of roll forming sheet metal coil into a continuous tube. Next, a first portion of the continuous tube is flattened. The first portion of the continuous tube is sheared to define a first end. Ne... | 09/21/2004 |
| 6751840 | Wirelaying tool and method for laying a wire into an interior bore surface of a cylinder A wirelaying apparatus and method using a tool (30) having a cutter (31) operatively opening a cut in the interior bore surface (11) of a cylindrical pipe fitting (10), laying wire (12) into the cut and closing the cut using a flan... | 06/22/2004 |
| 6751834 | Automatic jacketing of a cable An apparatus and method for automatically inserting a cable into a protective jacket. A longitudinal cut is made in the protective jacket and the cable is inserted into the longitudinal cut. The cable and jacket are transported through the apparatus along an arcuate... | 06/22/2004 |
| 6745841 | Tube manufacture A method of forming expandable downhole tubing (10) comprises the steps of: providing a tubing section (12) of a first diameter; forming apertures in the tubing section (12); and then reducing the diameter of the apertured tubing section. ... | 06/08/2004 |
| 6742246 | Systems for assembling injection devices Apparatus for assembling injection devices includes first and second pairs of shafts spaced apart from one another and defining axes extending parallel to a first inclined axis. The shafts include grooves extending helically between ends of the shafts, the helical g... | 06/01/2004 |
| 6715202 | Tube bender for forming serpentine heat exchangers from spine fin tubing An apparatus and method of forming serpentine heat exchanger coils from spine fin tubing involves applying spine fins to a tube while simultaneously forming the tube into a serpentine shape. The bending and fin wrapping occurs while a feed roll continues paying out ... | 04/06/2004 |
| 6702039 | Perforating gun carriers and their methods of manufacture The subject matter of the present invention relates to perforating gun carriers and their methods of manufacture. In one embodiment of the present invention, high strength, uniform wall thickness carriers are manufactured through use of the electric resis... | 03/09/2004 |
| 6694586 | Press tool for connecting workpieces by cold forming The invention relates to press tools for the connection, by cold forming, of tubular workpieces (2, 3) whose connection regions are provided with circular external cross-sectional shapes and are pushed one into the other. The press jaws (10) of the press ... | 02/24/2004 |
