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| Number | Title | Issue Date |
| RE43080 | Spherical flange assembly A spherical flange assembly is disclosed. The spherical flange assembly comprises a seat member, a heel member, a seal gland and at least one nut and bold assembly. The seat member includes a concave portion. The heel member includes a convex portion and a seal glan... | 01/10/2012 |
| 8083267 | Fluid coupling and method of designing the same Each of ridges 7 on respective opposite side surfaces of a gasket 4 has a trapezoidal cross sectional shape defined by an outer tapered face 7a providing an outer peripheral surface, an inner tapered face 7b providing an inn... | 12/27/2011 |
| 8079622 | Axially moveable spool connector A connector spool system for connecting a first component and a second component of an industrial compression system includes a connector spool having a substantially cylindrical shape. The spool includes an axial end and a flange at the axial end, the flange defini... | 12/20/2011 |
| 7976074 | Isolation gasket system incorporating secondary seal and compression limiter Sealing systems for high pressure applications that provide electrical isolation between joined elements as well as enhanced resistance to leakage of media during a fire. High pressure sealing is accomplished using a metallic core to which an electrically isolating ... | 07/12/2011 |
| 7828339 | Banded flexible pipe coupling A coupling assembly is disclosed for joining pipe elements to one another end-to-end. First and second rings are attached to an end of each pipe element. Each ring has an outwardly facing surface with a groove which receives a sealing member. A band is positioned in... | 11/09/2010 |
| 7748751 | Systems and methods for making connections between pipe sections to form a conduit that is substantially free of gaps Systems and methods for making connections between pipe sections. In one embodiment, a pipe connection consists of a pair of flanges having conically tapered sealing surfaces and a tapered seal ring. A first one of the flanges has a male nose extending forward from ... | 07/06/2010 |
| 7744133 | Jointed head with temporary clamp for stirling machine A clamping apparatus for allowing pre-close-out access to the head of a Stirling machine and facilitating subsequent close-out welding of the head. The head is axially separable into removable and fixed portions that engage each other. Each portion has an annular fl... | 06/29/2010 |
| 7677611 | Flanged joint A flanged joint for a pressure medium. The flanged joint includes a first component and a second component having an interior. Also included is at least one flat gasket held between facing surfaces of the first and second components. An annular groove and a radially... | 03/16/2010 |
| 7644961 | Tube joint A tube joint for connecting two pipes comprises two enlarged openings formed at two pipes to be connected; a sealing pad between the two enlarged openings; each of two ends of the sealing pad are formed with a reduced stepped portion; a shape of the stepped portion ... | 01/12/2010 |
| 7641240 | Pressure joint for pipes A removable pressure sealing assembly for connecting two pipes includes a single piece cylindrical cover placed over a gap between the pipes, the pipes being aligned with each other. Various annular seals are positioned on the pipes to create a sealing mechanism in ... | 01/05/2010 |
| 7591490 | Coupling device for the quick-release coupling of hose-like or tubular pipes to a connecting part A coupling device provides a quick-release coupling of hose-like or tubular pipes to a connecting part at an outlet for a pressurized fluid. The connecting part has a locating face against which the end face of a flange positioned at the end of the pipe can be press... | 09/22/2009 |
| 7566080 | Systems and methods for coupling conduits of dissimilar materials which are subject to large temperature variations Systems and methods for coupling pipes made of dissimilar materials in applications that are subject to large variations in temperature. In one embodiment, a connection comprises a first flange made of a first material and a second flange made of a second material. ... | 07/28/2009 |
| 7490868 | Pipe mating swivel adapter for misaligned joints A device and method variously and separately used for achieving a correction between the fluid-flow interfaces of the pipe segments, pump housings and valves in pipe systems when inserted therebetween. ... | 02/17/2009 |
| 7478843 | Coupling assembly having conical interfacing surfaces A pipe coupling assembly including a fitting having an opening surrounded by an inwardly facing conical surface. A pipe element has an end portion with an outwardly facing conical surface that fits within the opening and engages the inwardly facing conical surface. ... | 01/20/2009 |
| 7401821 | Hollowed, deformable, raised face bolt-ring A bolt-ring pipe connector system for connecting stub end pipe particularly thermoplastic pipe is shown. The bolt-ring has an outer vertical rim portion, an inner vertical rim portion and an interconnecting web portion provided with spaced bolt holes. The top side o... | 07/22/2008 |
| 7380842 | Spherical flange assembly A spherical flange assembly is disclosed. The spherical flange assembly comprises a seat member, a heel member, a seal gland and at least one nut and bold assembly. The seat member includes a concave portion. The heel member includes a convex portion and a seal glan... | 06/03/2008 |
| 7360622 | Differential mounting structure A differential mounting structure includes a pipe into which a bushing coupled to the differential is forcibly inserted. The pipe is inserted into a through hole of a cross member and is fixedly attached at one end thereof to a flange. Coupling bolts penetrating the... | 04/22/2008 |
| 7341414 | Fastener and method for reducing stress failure in an engine component A fastener and a method for reducing stress failure in a fastening joint of an internal combustion engine component are provided. The threaded fastener may be a bolt or a stud secured to an engine block. The fastener has a threaded tip portion with a radius and a di... | 03/11/2008 |
| 7334393 | Aircraft engine in which there is a small clearance separating the fan cowls and the thrust inverter cowls Aircraft engine comprising a pod comprising, in sequence from front to back, an air inlet structure (6), fan cowls (7), thrust inverter cowls (8), and a nozzle (9), additional stiffening means are placed either in the air inlet structure ... | 02/26/2008 |
| 7290806 | Assembly fixture An assembly fixture for the separable connection of a first component 1 and a second component 2, the first component 1 having an essentially cylindrical end-face recess 3, with the second component 2 having an essentially cylindri... | 11/06/2007 |
| 7249790 | Clamp for joining tubular bodies A band clamp used to connect tubular bodies such as vehicle exhaust system components. The band clamp has a band extending from a first end to a second end and includes a pair of spaced ribs extending at least part way between the first and second ends. A tightening... | 07/31/2007 |
| 7207605 | Tube coupling Coupling components which prevent relative rotation between tubular members when break away torque forces are applied to the tubular members. In one embodiment, the invention is a locking ring for preventing relative axial rotation between two generally tubular memb... | 04/24/2007 |
| 7207075 | Interchangeable gooseneck faucet A faucet spout assembly providing multiple spouts with different heights and curvature which are interchangeable within the same faucet. Laminar flow from the spout is achieved with a flow control device upstream of the spout outlet A check valve is optionally used ... | 04/24/2007 |
| 7195289 | Fluid distribution system A fluid distribution system comprising a hollow pipe section having at least one bore extending longitudinally therethrough. At least one longitudinal boss extends along the pipe section. An end fitting comprises a body configured to be received in the bore and a sh... | 03/27/2007 |
| 7185670 | Wall faucet An improved wall faucet, which is to put through the locking ends on both sides of water faucet to connect the locking units and position the water faucet on the shutter of the granite counter; in addition, the locking screw cap would be jointed closely with the non... | 03/06/2007 |
| 7168743 | Means to seal terminal ends of pipe sleeves An apparatus to seal terminal ends of the two half oversized sleeves, positionable on the external circumferential side of affected riser pipes. The apparatus comprises of a pair of flange bodies integral to the two half oversized sleeves and a pair of terminator bo... | 01/30/2007 |
| 7159906 | Methods and apparatus for flange sealing Embodiments of the invention, can utilize a flange system incorporating metal sealing. In a further specific embodiment, the subject invention can utilize stainless steel sealing, where the flanges and seals are stainless steel. The subject seal may be made and rele... | 01/09/2007 |
| 7144049 | Spherical flange assembly A spherical flange assembly is disclosed. The spherical flange assembly comprises a seat member, a heel member, a seal gland and at least one nut and bold assembly. The seat member includes a concave portion. The heel member includes a convex portion and a seal glan... | 12/05/2006 |
| 7118139 | Flanged coupling device with a static ball-and-socket joint The invention relates to couplings for fluid flowlines and more particularly to couplings that can be dismantled comprising flanges and a static ball-and-socket joint for use with flowlines having a diameter lying in the range 40 mm to 200 mm and transporting fluids... | 10/10/2006 |
| 7111876 | Flange A split flange is provided. The split flange may be capable of being fitted firmly around the pipe having a flexible pipe body and a flared portion formed at an end portion of the pipe body. The split flange is provided with two or more arcuate flange members and tw... | 09/26/2006 |
| 7108294 | Composite pipe assembly and components A plastic coupling for joining two metal pipe sections end-to-end to form a pipe assembly. A first plastic spigot cuff is formed along the periphery of the end of the first pipe and a mating second plastic bell cuff is formed along the periphery of the end of the se... | 09/19/2006 |
| 7083204 | Composite metal pipe coupling and assembly A coupling for joining metal pipes or pipe sections end-to-end to form a pipe assembly. A plastic cuff is formed on one of the pipe ends and a mating, second plastic cuff is formed on the other pipe end. In one embodiment, a wire hoop is mounted over each pipe end, ... | 08/01/2006 |
| 7056053 | Bolting arrangement including a two-piece washer for minimizing bolt bending A two-piece washer to allow tilting movement of the washer elements. One annular washer element includes a convex annular surface that engages with a concave annular surface of a second annular washer element. When the convex and concave surfaces of the respective w... | 06/06/2006 |
| 7047908 | Cooling flange An apparatus has a body with first and second faces, an inboard surface bounding a central aperture, an outboard perimeter, and an array of bolt holes between the first and second faces. A channel is inboard of the bolt holes and first and second ports communicate w... | 05/23/2006 |
| 7037065 | Flange bolt for turbines An arrangement for cooling or heating of a flange bolt for turbines comprises one or more boreholes, that extend through the bolt, and inlet and outlet pipes that are connected to each end of the borehole. A cooling or heating medium such as air, steam or any other ... | 05/02/2006 |
| 7029037 | Apparatus for connecting and sealing duct sections An apparatus (10) for connecting and sealing duct sections is adapted for connecting and sealing round ducts (100), round oval ducts (200), and other commonly used ducts. The apparatus includes first and second connectors. Each connector include... | 04/18/2006 |
| 7025386 | Common rail A short common rail requiring less expensive manufacturing cost is provided. The common rail includes a short body portion formed of a thick tube body, a cap bonded to openings on both ends of the body portion, a securing flange bonded to one end of the body portion... | 04/11/2006 |
| 6979028 | Pipe joint A pipe joint is made up of a hollow cylindrical joint body made of an elastic material with a prescribed length, a circular flange embedded into each of the ends of the joint body, through holes provided axially at prescribed intervals in the direction of the circum... | 12/27/2005 |
| 6979025 | Joining of lined pipes A metal pipeline section that has a metal flange at one end is lined with a plastic liner such that some of the liner extends beyond the flange end of the pipeline section. An annular plastic member is electrofusion joined onto the outside of the portion of plastic ... | 12/27/2005 |
| 6969279 | Exterior connection weather seal A housing assembly for protecting at least one cable connection from the exterior environment. In one embodiment, the housing assembly includes a shroud portion extending outward from the housing assembly to at least partially shroud the connection of the cable to t... | 11/29/2005 |
