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Tubular Structure

Tubular Structure patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

Related Categories:

Heat Exchange


Tubular Structure



Evaporator tube having an optimised external structure
12/04/14 - 20140352939 - The invention relates to a metal heat exchanger tube for the evaporation of liquids on the outside of the tube, comprising a tube axis, a tube wall, and integrally formed ribs that run circumferentially on the outside of the tube. The ribs have a rib foot, rib flanks, and a...

Surface features to enhance brazing process
11/13/14 - 20140332192 - Embodiments disclosed herein generally relate to methods, systems and apparatuses configured to form and/or configure hydrophobic and/or hydrophilic surface features on the workpieces to enhance a brazing process. The hydrophilic and/or the hydrophobic surface features can be arranged to facilitate directing a melted filler material to where the filler material...

Cooling tube included in aircraft heat exchanger
10/09/14 - 20140299303 - A channel tube includes a body having first and second surfaces extending between first and second opposing ends to define a tube width. The first and second surfaces are separated from each other by a distance defining a tube height. A plurality of ports extend through the body and between...

Conduit assemblies for heat exchangers and the like
10/02/14 - 20140290924 - A heat exchanger for a sanitary shower or the like includes a primary flow conduit, and secondary flow conduit sections, each conduit section having a substantially flat wall spaced from and aligned with an adjacent surface of the primary conduit so as to avoid accumulation of dirt. The secondary conduits...

Method and apparatus for securing two components for brazing
09/18/14 - 20140262184 - Two components necessary to make up a heat exchanger assembly generally need to be brazed. Two components may be secured which do not contain a cladded alloy. Staking or crimping is used to hold the two components together while securing a braze ring captured between the two components which acts...

Heat exchanger containing multiple tubes, and method of making and using same
09/18/14 - 20140262185 - Disclosed herein is a heat exchanger that includes a coiled outer tube, and a plurality of interlocking twisted tubes disposed within the coiled outer tube. Methods of making and using the heat exchanger also are described....

Heat transfer system and method incorporating tapered flow field
09/18/14 - 20140262186 - A heat transfer system including a fluid inlet; a fluid outlet; and a substrate in fluid communication with the fluid inlet and fluid outlet, the substrate including a heat exchange region having a heat transfer surface and a flow field adjacent the heat transfer surface, the flow field including a...

Accumulator and an air conditioner using thereof
08/28/14 - 20140238650 - An accumulator and an air conditioner having the same are provided. The air conditioner may include at least one indoor unit connected to an outdoor unit, the outdoor unit including a compressor compressing refrigerant and an accumulator transferring gas refrigerant into the compressor. The accumulator may include a housing, an...

Falling film heat exchanger, absorption refrigerator system, ship, offshore structure and underwater offshore structure
08/21/14 - 20140231058 - A guide plate having depressed portions is provided between an array of heat exchanger tubes, herein after “tubes”, arranged horizontally side-by-side and a next lower array of tubes arranged horizontally side-by-side, and is positioned with the lowest parts of the depressed portions near crest portions of respective lower tubes. The...

Tube for heat exchanger
07/17/14 - 20140196877 - A folded tube for a heat exchanger is disclosed. The tube includes first and second ends for connection to first and second headers of the heat exchanger. An outer wall of the tube provides at least two channels for carrying a heat exchange fluid between the first and second headers....

Tubing element for a heat exchanger
07/03/14 - 20140182827 - A tubing element used for a heat exchanger is a rigid elongated heat exchanger tubing having at least a first end, a second end, a first side wall and a second side wall. The first side wall and the second side wall are arranged substantially parallel to each other. The...

Heat exchanger pipe and manufacturing method therefor
05/15/14 - 20140131021 - The present invention relates to a heat exchanger pipe, which enables heat exchange between fluid flowing along the interior of the pipe and fluid existing exterior of the pipe, and the manufacturing method therefor, in particular, a heat exchanger pipe and manufacturing method therefor such that enhances flow of fluid...

Heat exchanger utilizing tubular structures having internal flow altering members and external chamber assemblies
05/15/14 - 20140131022 - A heat exchanger includes at least one cylindrical tubular member formed from a tubular structure and chamber assemblies. A plurality of flow altering members are coupled at predetermined intervals within the tubular structure. The flow altering members have an angled surface on their respective sides facing the flow of a...

Device for cooling a component of an electrical machine using cooling coils
04/17/14 - 20140102685 - A device for cooling a component includes first and second cooling cons for circulation of a coolant. The first and second cooling coils have serpentine sections and distance sections connecting neighboring ones of the serpentine sections to each other for cooling individual non-neighboring component areas. Each distance section is configured...

Tri-piece thermal energy body heat exchanger having multi-layer pipeline and transferring heat to exterior through outer periphery of pipeline
03/27/14 - 20140083666 - The present invention provides a tri-piece thermal energy body heat exchanger having multi-layer pipeline and transferring heat to exterior through outer periphery of pipeline, which is configured by multiple layers of pipelines sleeved with each other, the fluid in the outer layer pipeline covers the inner layer pipeline for exchanging...

Tri-piece thermal energy body heat exchanger having multi-layer pipeline and transferring heat to exterior through outer periphery of pipeline
03/27/14 - 20140083667 - The present invention provides a tri-piece thermal energy body heat exchanger having multi-layer pipeline and transferring heat to exterior through outer periphery of pipeline, which is configured by multiple layers of pipelines sleeved with each other, the fluid in the outer layer pipeline covers the inner layer pipeline for exchanging...

Extruded 1xxx-series aluminium alloy tube product
02/27/14 - 20140054019 - An aluminium alloy extruded tube product for a heat exchanger assembly and made from an 1xxx-series aluminium alloys and including furthermore a purposive addition of one or more wetting elements selected from the group of: Bi 0.03% to 0.5%, Pb 0.03% to 0.5%, Sb 0.03% to 0.5%, Li 0.03% to...

Heat exchanger tube, heat exchanger tube assembly, and methods of making the same
02/13/14 - 20140041843 - A tube for use in a tube assembly for a heat exchanger includes a flat section located away from a tube end. The flat section includes broad, flat, parallel tube sides joined by narrow sides so that the tube is relatively thin in one direction. A cylindrical section extends from...

S-bent tube cooler
01/30/14 - 20140027099 - The present invention relates to a heat exchanger for exhaust gas cooling, in particular for motor vehicles. The heat exchanger includes a flow duct which is formed from heat exchange tubes being arranged in parallel to one another, and through which the exhaust gas to be cooled can flow and...

Piping structure of cooling device, method for making the same, and method for connecting pipes
01/30/14 - 20140027100 - In a piping structure of a cooling device using an ebullient cooling system, the cooling performance of the cooling device is degraded if the pipe is provided with flexibility, therefore, a piping structure of a cooling device according to an exemplary aspect of the invention includes a first tubular part...

Radiant tubular element for industrial plants and similar
01/09/14 - 20140008048 - Tubular radiant element for industrial plants and the like, made of a metal material resistant to high temperatures, including at least one vertical tubular portion, optionally at least a curved tubular portion, provided with a surface (S), including at least one radiation and stiffening means arranged on at least a...

Copper alloys and heat exchanger tubes
10/10/13 - 20130264040 - Alloys comprising copper, iron, tin and, optionally, phosphorus or copper, zinc, tin and, optionally, phosphorus, which can be used in, for example, a copper alloy tube for heat exchangers that provides excellent fracture strength and processability for reducing the weight of the tube and for use in high pressure applications...

Heat transfer device for reducing heat inside vehicles and a method of determining an optimal structure thereof
09/05/13 - 20130228320 - A heat transfer device for transferring heat from the passenger compartment of a vehicle to the ambient air outside the vehicle is provided comprising a sealed tube having a proximal end in fluid communication with a distal end, a chamber extending from the proximal end to the distal end, a...

Multi-zone circuiting for a plate-fin and continuous tube heat exchanger
08/22/13 - 20130213626 - A multi-zone heat exchanger has a first end and a second end and a width divided into a plurality of parallel airflow zones. Each zone defines an airflow section of the heat exchanger that receives a portion of the airflow through the heat exchanger. A first tube of continuous construction...

Manufacturing method of heat exchanger, and heat exchanger manufactured by such manufacturing method
08/08/13 - 20130199763 - The disclosed method relates to manufacturing a heat exchanger which causes no brazing defects, and a heat exchanger manufactured by the method. The method relates to manufacturing a heat exchanger having an aluminum alloy tube defining a cooling-medium flowing passage and a copper alloy tube defining a water flowing passage,...

Heat exchanger tube, heat exchanger comprising such tubes and method for producing one such tube
08/01/13 - 20130192811 - Heat exchanger tube (100), in particular the condenser of a motor vehicle air conditioning system, is disclosed. The tube comprises a folded wall (105) defining a housing (115), and an internal separator (130), inserted into said housing, said internal separator defining a plurality of fluid circulation channels (136), said wall...

Heat exchanger with die-cast elements and method for manufacturing the same
08/01/13 - 20130192812 - A method for manufacturing a heat exchanger with die-cast elements, comprising a die-casting step for die-casting at least one element of a heat exchanger by means of at least one die, further comprising a positioning step for positioning at least one contoured duct inside the die, performed prior to the...

3d porous material comprising machined side
07/04/13 - 20130168071 - 3D porous material comprises at least one machined side. The machined side has a solid percentage Ps being (1−Po), said Po is the porosity of the bulk of said 3D porous material and said Ps is within the 99.5% confidence interval. The present invention provides the method of manufacturing such...

Heat exchanger with fins and method for forming same
06/13/13 - 20130146268 - A heat exchanger having a metal body with a plurality of fluid passages extending through the metal body, and a plurality of fins skived from the upper surface of the metal body of the heat exchanger and a method of forming the plurality of fins in the metal body of...

Cooling jacket
05/23/13 - 20130126143 - A cooling jacket for cooling an electric motor is provided. The cooling jacket has one or more continuous S-shaped pipes, covering the electric motor, for conducting working fluid, wherein each continuous S-shaped pipe at least has: a forwarding portion and a reversed portion, respectively extending along two circumferential directions which...

Flattened heat pipe
05/02/13 - 20130105131 - The flattened heat pipe includes a flattened tube, a first wick structure, a second wick structure and a working fluid. The flattened tube has an annular wall and a chamber formed within the annular wall. The first wick structure is disposed on a portion of the annular wall. The second...

Heat exchanger with heat exchange chambers and plate members utilizing respective medium directing members and method of making same
04/25/13 - 20130098590 - A heat exchange unit having a plurality of chamber assembly coupled to a plate member, said chamber assembly including an inlet flow tube, an outlet flow tube, and a plurality of walls defining a chamber interior. Disposed within the chamber interior is a medium-directing member, having an inclined surface, diverting...

Internal heat exchanger with external manifolds
04/11/13 - 20130087317 - A heat exchanger includes a plurality of first plate assemblies interleaved with a plurality of second plate assemblies in stacked relation. Each of the plate assemblies includes a flow path for receiving a working fluid therein. Ports formed in each of the plate assemblies are aligned to form an external...

Heat exchanger tube
03/28/13 - 20130075070 - Disclosed is a heat exchanger tube having a flattened pipe having two non-flattened ends connected with a first opening and a second opening. A plurality of first half-slacking narrows and a plurality of second half-slacking narrows are arranged in an interlaced zigzag pattern such that a winding flow channel is...

Tube for heat exchanger, heat exchanger, and method for manufacturing tube for heat exchanger
03/21/13 - 20130068437 - Provided is a tube for a heat exchanger in which drainage performance of the tube and the fin is improved while preventing the brazing failure. That is, provided is a tube (110) for a heat exchanger, the tube through which a refrigerant flows being formed into a flat plate shape,...

Flue gas air preheater, and a method for installation, as well as an air pipe component for a flue gas air preheater
03/14/13 - 20130062044 - A flue gas air preheater and a method for the installation of air pipes for a flue gas air preheater. The method includes cutting an air pipe connected to the preheater and detaching the portion of the air pipe that is to be removed from the preheater for replacement; fitting...

Multiple helical vortex baffle
02/07/13 - 20130032321 - A baffle includes a body member having a first surface, a second opposed surface, and an outer peripheral edge. An aperture may be formed through the body member to define an inner peripheral edge. The inner peripheral edge is distorted to be non-planar. An apparatus includes a first conduit having...

Encasement for heat transfer fluid (htf) conduits
01/10/13 - 20130008637 - An encasement for heat transfer fluid (HTF) conduits having an outer layer (1) of sheet metal and an intermediate layer (2) below the outer layer (1). The intermediate layer (2) is made of insulating material having a maximum thickness of 1.4 inches (35 mm). The heat transfer fluid (HTF) conduits...

Heat transfer tube
01/03/13 - 20130000877 - The present invention relates to a heat transfer pipe comprising a pipe element and a number of ribs arranged around the outer circumference of the pipe element and extending outwards, annular segments being formed encompassing the ribs on the pipe element and fastened to one another with a spring-elastic clamping...

Connector for tube-in-tube heat exchanger and methods of making and using same
12/27/12 - 20120325450 - A one-piece connector for a tube-in-tube heater exchanger comprising a T-shaped or Y-shaped outer tube is disclosed, along with a heat exchanger, a method of making the connector, and a method of making a heat exchanger....

Two-layer wind-guiding shroud
12/13/12 - 20120312516 - A two-layer wind-guiding shroud includes a base. The interior of the base includes a first wind-guiding channel and a second wind-guiding channel longitudinally overlapped with each other. The first wind-guiding channel has a first wind entrance and a first wind exit. The second wind-guiding channel has a second wind entrance...

Process for producing heat exchanger tubes and heat exchanger tubes
12/13/12 - 20120312517 - A process for making heat exchanger tubes includes the operating steps of cutting a piece of sheet, subjecting the piece of sheet (3) to a forming step to obtain a plurality of first elements (8, 9) which mirror one another, and bending the piece of sheet (3) to create a...

Channel system
11/08/12 - - Present invention relates to a channel system for improving the relation between pressure drop and heat, moisture and/or mass transfer of fluids flowing through said system, said channel system comprising at least one channel comprising at least a first and a second flow director, said channel having a cross-section area...

Fiber-reinforced body, method for producing the body and pipe or tube sheet having the body
10/25/12 - 20120267087 - A body includes a ceramic material and is suitable for use in a heat exchanger and for conducting fluids. An outer side of the body is at least partially encompassed by at least two fiber bundles in the longitudinal and/or circumferential direction and force-lockingly connected thereto. The fiber bundles are...

Microchannel heat exchangers and reactors
10/18/12 - 20120261104 - A method of making a core of, or a micro-channel heat exchanger includes making constructs from wire and sheet material. The constructs are then stacked together according to the desired orientation of the channels for the core. The stacked constructs are then bonded together to form the core....

Multi tube heat exchanger
09/13/12 - 20120227947 - Heat exchanger for heat exchange or heat recovery in systems such as refrigeration or heat pump systems, in particular a condenser or evaporator in such systems The heat exchanger is shaped of a multi-port aluminium extrusion (8) by bending and forming parallel loops. Each of the ends of the extrusion...

Heat-dissipation structure and manufacturing method thereof
08/02/12 - 20120193081 - A heat-dissipation structure and a manufacturing method thereof are disclosed. The heat-dissipation structure includes a base having a main body and a tube. The tube has an inlet, an outlet, and a tube body; and the tube body is correspondingly embedded in the main body to serve as a flow...

Heat exchanger
08/02/12 - 20120193082 - A u-tube heat exchanger has inlet tubes arranged in a pressure neutral inlet tube plate, a heating medium flows via the inlet tubes into u-tubes arranged in a tube sheet where the medium splits in two and flows from both ends of the u-tubes into a heating medium outlet chamber...

Flat tube for heat exchange
07/19/12 - 20120181007 - A flat tube for heat exchange includes a body having plural through holes with circular cross-sections. The through holes are arranged in one row and configured to have refrigerant pass through. t1/R is a value in which a thickness t1 of partition portions partitioning an adjacent pair of the through...

Method for enclosing heat pipe with metal and composite heat pipe thereof
07/12/12 - 20120175097 - A method for enclosing a heat pipe with metal is disclosed. The method includes the steps of: a) providing a tube made of a metal; b) putting the heat pipe in a hollow of the tube; and c) stretching the tube to shrink an inner diameter of the tube for...

Systems and methods to insulate components of industrial infrastructure
07/12/12 - 20120175098 - This specification relates to systems and methods to insulate components of industrial infrastructure, such as tank systems and valve boxes used in association with oil wells. According to some implementations, a system includes a component to contain an outflow associated with industrial infrastructure; a foam arranged to insulate an exterior...

Heat exchange apparatus
06/21/12 - 20120152508 - The heat exchange apparatus provides a flow passage for the heat exchange fluid comprising a succession of flow passage chamber portions separated from one another by intervening throttle forming passage portions of smaller cross section, and therefore of smaller flow capacity, transverse to the flow direction, so that the heat...

Components with cooling channels and methods of manufacture
06/14/12 - 20120145371 - A component is disclosed. The component includes a substrate comprising an outer surface and an inner surface. The inner surface defines at least one hollow, interior space, and the outer surface defines one or more grooves that extend at least partially along the outer substrate surface and have a respective...

Temperature changing device
06/14/12 - 20120145372 - A temperature changing device has a tubular member with a restricting portion that changes the air speed and pressure of liquids flowing there. An air inlet is provided to allow cooling or warming air to be drawn in and mix with the liquid in a mixing region. The air inlet...

Separable liquid-cooling heat-dissipation module
05/24/12 - 20120125586 - A separable liquid-cooling heat-dissipation module has a first flow pipe, a second flow pipe, and a plurality of heat conduction blocks. The second flow pipe is set on a top end of the first flow pipe. A bottom end of the second flow pipe has a gap, so that a...

Heat exchanger for bathing shower
05/24/12 - 20120125587 - The present invention provides a heat exchanger for bathing shower comprising an upper deck, a lower chassis and two hatches. On the bottom surface of the upper deck are disposed several parallel septa, whose integral propping strength is good enough to support maximal body weight of a bathing user. After...

Tube plug for a heat exchanger tube
05/17/12 - 20120118547 - A tube plug adapted to be driven into and then plug an open end of a heat exchange tube that extends transversely through and is secured in a tubesheet of a heat exchanger, where the tube plug includes an elongated shaft having a lead part adapted to be introduced into...

Plate heat exchanger
05/17/12 - 20120118548 - A plate heat exchanger realizing improved heat exchange performance by increasing the fluidity of fluids and by promoting turbulence of the fluids, including: heat exchange elements stacked by being laid one on top of another and individually formed by assembling upper and lower plates, with an internal flow channel defined...

Method of making a heat exchanger tube, and heat exchanger
05/10/12 - 20120111548 - In a method of making a heat exchanger tube, a tube of circular cross section is shaped to a tube of non-circular cross section, such as for example rectangular cross section, and a waved configuration is imparted in longitudinal direction and/or transverse direction of the tube of non-circular cross section....

Heat transport fluid passage device with hydrophobic membrane
05/10/12 - 20120111549 - A heat transport fluid passage device for a heat transport circuit has a wall defining a passage through which a heat transport fluid flows. The heat transport fluid contains a solvent made of water or an organic substance and fine particles dispersed in the solvent. A hydrophobic membrane is formed...

Heat exchanger, method for operating the heat exchanger and use of the heat exchanger in an air conditioner
05/03/12 - 20120103586 - In a heat exchanger comprising a capillary tube register in which a fluid to be cooled and/or heated is routed through capillary tubes and in which air flows around the capillary tubes in countercurrent flow relative to the fluid, the capillary tube register comprises at least one capillary tube mat...

Heat exchanger
04/26/12 - 20120097380 - A heat exchanger comprising an outer conduit and an inner conduit, arranged inside of and along the longitudinal axis of the outer conduit, the inner conduit and the outer conduit being arranged to form a fluid flow channel between the inner surface of the outer conduit and the outer surface...

Heat sink
04/26/12 - 20120097381 - [Means for solution] A heat sink 1 includes a plurality of coolant passage 2, 3, and a connecting passage 4 connecting the coolant passages 2, 3 nonlinearly. A height of a fluid passage of the connecting passage 4 on an inflow side to which the coolant flows in is made...

Modular liquid cooling system
04/12/12 - 20120085524 - Cooling systems include a first passageway forming member that includes first and second ends and at least one connecting recess that opens into first and second passageways formed by the first passageway forming member. A second passageway forming member includes first and second ends and inlet and outlet ports proximate...

Flow channel for a heat exchanger, and heat exchanger comprising such flow channels
03/22/12 - 20120067557 - The invention relates to a flow channel of a heat exchanger with two parallel heat transfer areas (F1, F2) that are arranged at a distance corresponding to a channel height H. Each heat transfer area (F1, F2) is provided with a structure that is formed by a plurality of structural...

Distribution pipe
03/15/12 - 20120061064 - A distribution pipe (100) for a heat exchanger (300) comprising at least two parallel channels for a first medium exchanging heat with a second medium comprises a distribution portion (110) provided with a number of holes (120) provided on positions corresponding to the position of the parallel channels. A fitting...

Multichannel tubes with deformable webs
02/09/12 - 20120031601 - The present disclosure is directed to multichannel tubes that can be expanded to assemble the multichannel tubes within plate fin heat exchangers. The multichannel tubes each include several generally parallel flow paths, which are separated from one another by deformable webs slanted in a common direction across a width of...

Method of forming heat exchanger tubes
02/09/12 - 20120031602 - A method for manufacturing tubes, in particular for heat exchangers, composed of endless ribbons on a roller mill, wherein the tubes are composed of at least two ribbons which are subjected to a shaping process on the roller mill, wherein perforations or predetermined break points are introduced into the ribbons...

Multichannel heat exchanger tubes with flow path inlet sections
12/29/11 - 20110315364 - The present disclosure is directed to multichannel tubes with flow path inlet sections that allow refrigerant to enter the flow paths through an outer wall of the multichannel tubes. In certain embodiments, a portion of the outer wall is removed to expose the flow paths to a distribution chamber within...

Fiber application machine provided with flexible fiber conveying tubes arranged within a cold sheath
11/10/11 - 20110272126 - A fiber application machine for the production of composite material parts, comprising a system for displacing a fiber application head, a fiber storage, and a fiber conveyor for conveying the fibers from the fiber storage to the application head, the fiber conveyor being placed in the internal passage of at...

Support for a helical coil inserted in a heat exchanger tube
10/13/11 - 20110247793 - A helical coil is supported inside a heat exchanger tube by at least one inside protrusion on the inside wall of the tube, the at least one protrusion supports the helical coil on a contact point of the helical coil against downwards movement in the tube and supports the helical...