Class 285/905 - DIFFERENT COEFFICIENTS OF EXPANSION

Subclass of Class 285 - Pipe joints or couplings
Definition: Art collection drawn to different coefficients of expansion.
No. of patents: 36
Last issue date: 04/03/2007

Number	Title	Issue Date
7198465	Fastening arrangement for a split casing A casing of a hydraulic machine such as a gas turbine is formed as a horizontally split type flangeless casing. The flangeless casing consists of an upper casing and a lower casing joined together at joint faces and fastened by fastening bolts. The fastening bolt ha...	04/03/2007
7168744	Fastening structure for use at low temperature A first flange and a second flange are superposed and fastened with a bolt and a nut in a fastening operation, to implement a fastening structure used at temperature lower than atmospheric temperature for the fastening operation. Assuming that the first flange has a...	01/30/2007
6910494	Composite component, in particular valve, and method for the production thereof The invention relates to a composite component, in particular a valve (10), and to a method for producing the composite component. The composite component comprises an inner component (14) configured as a cage, and an outer component (12) in the...	06/28/2005
6502601	Modular surface mount manifold assemblies A modular manifold system is provided for interconnecting fluid components of a fluid system in a reduced area. The system is comprised of a one or more bridge fittings having an internal fluid passageway which has an inlet end in fluid communication with...	01/07/2003
6439621	Tubing coupling and a method for producing the same A tubing coupling and a method for connecting tubing sections in which one tubing section is placed upon another tubing section in an overlapping manner. The first tubing section (1) is enlarged in the cold state in the area (2) where it overlaps, and the...	08/27/2002
6231085	Tubing coupling and hose end combination, and related method An improved tubing adapter or coupling apparatus, and combination of same with other fittings, is characterized by an adapter member having a first end including at least one exterior barb for engagement with tubing and a sleeve member operatively positio...	05/15/2001
6173996	Compliant joint with a coupling member for interfacing dissimilar metals in X-ray tubes A method is used for interfacing materials of dissimilar thermal expansion in an X-ray tube. Initially, a first joint is identified, which has a first component to be received into a second component. Typically, the first component has a higher coefficien...	01/16/2001
6141958	Exhaust cooling system for vehicles An exhaust gas cooling system for a vehicle includes a cooling fin system retrofit and a side exhaust pipe retrofit having an exhaust gas exit pipe having a first portion having a plurality of mixing portions which are either bends or internal mixing fins...	11/07/2000
6131962	Core spray line coupling apparatus and methods Coupling apparatus and methods for replacing a core spray line downcomer pipe coupled to a shroud T-box are described. In one embodiment, the coupling apparatus includes a seal ring, a mating flange, a housing, at least one coupling bolt, at least one sph...	10/17/2000
6109659	Hydrostatic rotary union A hydrostatic rotary union has a shaft with an axial passage therethrough received within a housing having a radial passage in fluid communication with the axial passage. The shaft and housing have a radial clearance between them which establishes a squee...	08/29/2000
6039810	High temperature vapor coating container A high temperature vapor coating container, including a hollow interior, resists distortion and cracking at a vapor coating temperature of at least about 1700° F. as a result of making the container of a nonmetallic material having a coefficient of therm...	03/21/2000
5944365	Pipe clamp with a headed bolt for securing a pipe connection A pipe clamp with a headed bolt for securing a pipe connection, in particular pipes of the exhaust system of a motor vehicle which are to be connected to one another, in the case of which the end of a first pipe is pushed into an axially slit end of a sec...	08/31/1999
5853198	Thermal attachment device A mechanical coupling device for selectively connecting and disconnecting an apparatus to a thermal source. The coupling device includes a thermal bridge element comprised of a flexible structure having a first coefficient of thermal expansion, and a ther...	12/29/1998
5765878	Slide-fit pipe coupling In a pipe coupling between first and second pipe sections having end areas received within one another, one of the end areas has radial projections which are arranged circumferentially around its outer or inner circumference and extend toward the inner or...	06/16/1998
5755705	Half-defined inlet connector for hardshell reservoirs In a connector for a hardshell venous reservoir, improved positioning and better line holding ability is provided by forming a line-retaining barb on only the upper half of the connector. A dual-size or combo connector using this principle is also disclos...	05/26/1998
5732981	Joint between an unrefrigerated pipe and a refrigerated pipe A joint between a hot and unrefrigerated pipe (1) and a refrigerated pipe (2). The end of the unrefrigerated pipe is bifurcated in cross-section, leaving two sections joined at one end. The exterior section (6) is fastened tight to the refrigerated pipe (...	03/31/1998
4738380	Self-adjusting refractory joint A self-adjusting refractory joint which finds principle utility in teeming valves in which a pair of overlapping collars are provided on a plate and on the pour tube, the collar on the plate extending downwardly in surrounding relationship to the teeming ...	04/19/1988
4702503	Coupling between at least two members to be subjected to high thermal stress A coupling is provided wherein each of two members to be coupled are provided with a series of centering elements for preventing decentering of the two members during periods of thermal change. Inner and outer centering elements are provided on each membe...	10/27/1987
4692176	Thermal expansion compensating back flush manifold Thermal expansion compensating arrangement including a vessel and a first member anchored to the vessel so that it can thermally expand uniformly radially outwardly in a given direction from a longitudinal axis of the vessel. A second member is disposed i...	09/08/1987
4685703	Expansible and contractible duct A longitudinally expansible and contractible duct characterized by the employment of a pair of expansible and contractible bellows protected by internal, thermally insulated, baffles which are slidably secured to the external shell members of the duct to ...	08/11/1987
4626001	Fluid fitting with high temperature capabilities This invention provides a fluid fitting made up of telescoping sleeves providing an annular space therebetween adapted to receive the end of a tube. The outer sleeve is attached to the inner sleeve by being deflected around annular ridges at one end of th...	12/02/1986
4602411	Method for fabricating a rotor disc assembly A rotor disc structure is provided with a sleeve within an axial bore of a disc and mounted through a driving connection on a rotor shaft. Before being mounted on the shaft, the sleeve and bore have been plastically deformed such that the sleeve is subjec...	07/29/1986
4588402	Connector for medical tubing and medical solution bag device using the connector A connector for medical tubing for liquid transfusion includes a short tubular male connector member made of thermally resistant corrosionproof materia; a short tubular female connector member made of thermally resistant corrosionproof material; and a fit...	05/13/1986
4491347	Cryogenic connector A cryogenic connector which embodies interfitting male and female metal members, each having a portion in sliding engagement in the assembled relation with said portion of the female member having a coefficient of expansion greater than the corresponding ...	01/01/1985
4482170	Gas riser apparatus The gas riser connects underground natural gas service lines, particularly plastic service lines, with above ground meters and the like. The riser includes a conduit or plastic tube which has first and second ends. An annular collar is swaged onto the ext...	11/13/1984
4438956	Joining of components An assembly comprising two components having different thermal coefficients of expansion. Each component is provided with means such as flanges and bolts for securing the components together. At least one of the components is provided with slots in the fl...	03/27/1984
4397522	Optical fibre connector In an optical fiber connector component including a tubular housing and three round rods supported longitudinally side by side within the tubular housing and defining between them an intersticial space for reception of an optical fibre or optical fibres, ...	08/09/1983
4391459	Instant hot water dispenser An instant hot water dispenser has an upper plastic tank section connected to a lower brass tank section by a safety clamping arrangement which includes outturned tabs on the upper plastic tank section which interfit in notches in the brass lower tank sec...	07/05/1983
4344454	Valve bonnet for high temperature service The object of the invention is to provide means to connect a valve bonnet with a valve that controls the flow of high temperature fluids such that, no leakage occurs and such that removable assembly may be accomplished without the use of large wrenches an...	08/17/1982
4333671	Friction welded transition joint A transition joint is disclosed for joining together tubular pieces formed respectively from a low alloy or carbon steel and a high temperature alloy composition having substantially different characteristics such as coefficient of thermal expansion, the ...	06/08/1982
4333670	Stepped transition joint A transition joint is disclosed for joining together tubular pieces formed respectively from a low alloy or carbon steel and a high temperature alloy composition including approximately 20% chromium, the transition joint including a plurality of tubular p...	06/08/1982
4239264	Thermal expansion joint for pipes The thermal expansion joint for relieving stresses in a pipe line due to thermal expansion consists of a pair of pipe sections wherein each section has one-half of its wall made of a metal having a higher thermal coefficient of expansion than the thermal ...	12/16/1980
4232712	Heat-recoverable articles A heat-recoverable article for protecting a conduit, for example, an electric cable, where its conductors pass through an aperture in a bulkhead, in order, for example, to prevent chafing; the article has an inner expansible and an outer shrinkable sleeve...	11/11/1980
4123092	Contraction resistant coupling for pipe lines carrying gases or fluids A sealing joint in the form of a coupling utilized to connect two gas conveying lines and in which the lines on either side of the joint have different co-efficients of expansion and in which the coupling permits lateral movement between said two lines wh...	10/31/1978
4099746	Equalizing arrangement for a low temperature line An equalizing arrangement for a low temperature line having at least one rigid inner tube used for the conduction of a cryogenic medium which contains at least one tubular compensating element for the equalization of length changes in which an expansion d...	07/11/1978
3968982	Coaxial metallurgical connection For metallurgically joining together coaxial parts of materials with greatly different thermal expansion coefficients such as, for instance, tubes, the walls thereof are slit in the axial direction in the overlap area. The parts to be joined together are ...	07/13/1976

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Class 285/905 - DIFFERENT COEFFICIENTS OF EXPANSION