| Patent Number |
Title Of Patent |
Date Issued |
| RE37040 |
Evaporator with improved condensate collection |
February 6, 2001 |
| An evaporator is made up of a plurality of heat exchange modules each in turn made up of an elongated lower header 30 of non rectangular cross section and having a plurality of tubes 40 mounted by the header 30 along its length and extending therefrom in side by side relation. The tubes |
| RE35502 |
Evaporator |
May 13, 1997 |
| Inefficiency in heat exchange in an evaporator for a refrigeration system due to maldistribution of incoming refrigerant may be reduced in a structure wherein a plurality of hydraulically parallel flow paths are defined by tubes (20) having ends (84) in the interior of a header (10). |
| 7455723 |
Hydrogen storage and release device |
November 25, 2008 |
| A hydrogen storage and release device (10) is provided for storing and releasing hydrogen from a metal hydride (30) contained in the device (10) based on heat transfer to or from a coolant flow provided through the device (10). The device (10) includes a housing (12) and a metal hydride |
| 7441620 |
Radiator and isolation and mount system |
October 28, 2008 |
| A heat exchanger and mount isolation system (10) is provided and includes a heat exchanger (12) for a vehicular application, a pair of side frame members (14,16) for mounting the heat exchanger (12) to a vehicle, and four pairs (18) of isolation mount assemblies (19) for mounting the hea |
| 7413006 |
Header plate for use in a heat exchanger |
August 19, 2008 |
| A header plate (20) is provided for receiving the flattened tubes (14) of a heat exchanger. The header plate (20) includes a plurality of tube receiving openings (26), with each of the openings being surrounded by a flange or collar (28) that extends from a base wall (24) of the header |
| 7395854 |
Systems and methods for controlling cooling fluid temperature in a fuel cell engine |
July 8, 2008 |
| Systems and methods for a temperature control loop in a vehicular engine compartment to concurrently cool at least two devices with a single fluid supply source when each device requires the cooling supply fluid to have a distinct temperature. The supply fluid, having a first temperature |
| 7389852 |
Integrated heat exchanger and muffler unit |
June 24, 2008 |
| An integrated heat exchanger and muffler unit (50,120,140) is provided for transferring heat between a first fluid and a second fluid, and for muffling the noise of the first fluid. The unit includes a housing (52) including a first inlet (60) for the first fluid, a first outlet (62) for |
| 7380544 |
EGR cooler with dual coolant loop |
June 3, 2008 |
| An integrated exhaust gas recirculation (EGR) cooler with dual coolant loops comprises an exhaust gas inlet and an exhaust gas outlet for recirculating exhaust gas. An exhaust gas flow path extends between the exhaust gas inlet and the exhaust gas outlet to direct recirculating exhau |
| 7377308 |
Dual two pass stacked plate heat exchanger |
May 27, 2008 |
| A stacked, embossed plate heat exchanger (10) is provided for transferring heat between a first fluid flowing in a plurality of U-shaped flow paths (12) through the heat exchanger (10) and a second fluid flowing in a plurality of U-shaped flow paths (14) through the heat exchanger (10). |
| 7360584 |
Thermal relief mechanism for combination-type heat exchangers |
April 22, 2008 |
| A multi-fluid heat exchanger and a method of making the same are provided wherein a cut portion is provided in an elongated header of the heat exchanger at a location between a pair of baffles in the elongated header and first and second cores of the heat exchanger. At least a majority o |
| 7343965 |
Brazed plate high pressure heat exchanger |
March 18, 2008 |
| A brazed plate heat exchanger (30) is provided for transferring heat between a first fluid (32) and a second fluid (34), with the first fluid (32) being pressurized to a relatively high pressure. The heat exchanger includes plate pairs (41), with each pair (41) defining a plurality of |
| 7341098 |
Heat exchanger and method of producing |
March 11, 2008 |
| A heat exchanger including a collecting tank having an outwardly extending flange around an edge, a tube plate having a connection edge, tubes having ends extending into openings in the tube plate, and an intermediate plate having an edge lying against the connection edge of the tube |
| 7312995 |
Cooling system for computer electronics |
December 25, 2007 |
| A cooling system is provided for supplying a coolant flow to a cold plate associated with a processing chip of an electronic device to cool the processing chip. The system includes an electric motor driven fan; a radiator; an accumulator tank connected to the radiator for the transfer |
| 7278472 |
Internally mounted radial flow intercooler for a combustion air changer |
October 9, 2007 |
| An improved combustion air charger, such as a turbocharger or a supercharger, includes a housing (10) having a rotary shaft (18) journalled therein. At least one compressor wheel (20,22) is located on the shaft (18). The housing (10) includes an ambient inlet (30) as well as a compre |
| 7261151 |
Suction line heat exchanger for CO.sub.2 cooling system |
August 28, 2007 |
| A heat exchanger including a suction line for gaseous or two phase refrigerant output from an evaporator and a capillary tube carrying cooled refrigerant to the evaporator. The suction line includes first and second substantially parallel straight cylindrical portions connected in se |
| 7255159 |
Insert for heat exchanger tube |
August 14, 2007 |
| An insert adapted to connect to opposite walls in a heat exchanger tube, including a corrugated sheet having alternating wave crests and wave troughs connected by wave flanks having openings therein, wherein at least some of the wave crests have a length different than the length of |
| 7243707 |
Flat tube exhaust heat exchanger with bypass |
July 17, 2007 |
| A heat exchanger including flat tubes having cooling passages for a gas and a bypass for the gas separate from the cooling passages, and coolant channels defined between every two flat tubes adjacent the tube passages and spaced from the bypass of the tubes. The tubes define a cooled are |
| 7241216 |
Air guide housing |
July 10, 2007 |
| An air guide housing for an air supply for an input fan of an air conditioner, including a housing wall with a side wall having a first opening therethrough for circulating air, a second opening therethrough for fresh air, and a third opening in the side wall for air drawn in by the |
| 7237406 |
Condenser/separator and method |
July 3, 2007 |
| A condenser (10) and method for separating a fluid flow is provided. The condenser (10) maybe used for separating a cathode exhaust flow (60) into a condensed liquid (86) and a non-condensed gas (70). The condenser (10) includes a vertical inlet (14), a vertical outlet (16), a gas flow p |
| 7192460 |
Reformate cooling system and method for use in a fuel processing subsystem |
March 20, 2007 |
| A cooling system (10) is provided for use with a fuel processing subsystem (12) for reducing a level of carbon monoxide in a reformate flow (14) for a proton exchange membrane fuel cell system (16). The fuel processing subsystem (12) includes first and second preferential oxidizers (18, |
| 7172016 |
Internally mounted radial flow, high pressure, intercooler for a rotary compressor machine |
February 6, 2007 |
| A header construction intended for use in a heat exchanger (36) employed in a relatively high pressure application includes an array of generally parallel tube runs (84) with fins (82) extending between adjacent ones of the tube runs. At least one relatively flat header plate (86) has a |
| 7165417 |
Condenser receiver with insert |
January 23, 2007 |
| A receiver for a vehicle air conditioner having a pair of headers and a plurality of tubes defining a plurality of refrigerant flow stages between the headers. The receiver includes a housing in refrigerant flow connection with one of the condenser headers, and a receiving device rem |
| 7159650 |
Heat exchanger |
January 9, 2007 |
| A heat exchanger (20) includes a stack (22) of heat exchanger tubes (24), with the stack (22) having a pair of spaced ends (26, 28) that are received into respective manifolds (30, 32) that direct a first fluid (33), such as an exhaust gas flow of a vehicle, to and from interiors (34 |
| 7159648 |
Weather protected heat exchanger |
January 9, 2007 |
| A heat exchanger including upper and lower header tanks, a vertical baffle in the lower header tank defining first and second longitudinal chambers, a check valve, two tube rows, and a coolant inlet to the first chamber and outlet from the second chamber. The baffle includes a by-pass ho |
| 7156401 |
Elastomeric gasket in gasket well of heat exchanger |
January 2, 2007 |
| A gasket well/gasket combination (30) is provided, and may be particularly useful for use in a header/tank assembly (12) for a heat exchanger (10). The combination (30) includes a gasket well (32) defined by a base wall (36) and a side wall (38) extending upwardly from the base wall (36) |
| 7140330 |
Coolant system with thermal energy storage and method of operating same |
November 28, 2006 |
| A coolant system includes a heat exchange circuit capable of being in a heat exchange relationship with a heat generating component, such as an engine, to remove thermal energy from the engine and transfer the thermal energy to a coolant, and an insulated tank in fluid communication with |
| 7128141 |
Combination HVAC and auxiliary engine cooling |
October 31, 2006 |
| A vehicle heat transfer module including a conduit for air circulation, an evaporator in the conduit between the cabin air input and cabin air output, and a heater having vehicle engine coolant circulated therethrough, the heater being in a first path between the evaporator and the c |
| 7124805 |
Tube feature for limiting insertion depth into header slot |
October 24, 2006 |
| An elongated flattened tube (10) includes a pair of dimples (30) spaced from an end (32) of the tube (10) to limit an insertion depth of the end (32) of the tube (10) into a tube slot (14) of a header (12) in a heat exchanger. |
| 7121369 |
Frame for multiple vehicle heat exchangers |
October 17, 2006 |
| A frame supports heat exchangers one in front of another in the direction of flow of cooling air, and includes two vertical walls interconnected by transverse walls, cross braces between the walls, and fastening points on the walls adapted to fasten the heat exchangers to the frame. Outw |
| 7121329 |
Plastic tanked heat exchanger-side, header tank assembly |
October 17, 2006 |
| A tank to header attachment construction for heat exchangers include T-shaped tabs on the header which extend through slots in a flange on a tank. The top bar of each tab has it ends bent out of alignment with the slot to secure the tank to the header. |
| 7104314 |
Multi-pass heat exchanger |
September 12, 2006 |
| A heat exchanger is provided for transferring heat between a first fluid flow and a second fluid flow. The heat exchanger includes a first fluid flow path having a major dimension and a minor dimension and a second fluid flow including at least two flat tubes each having a major dime |
| 7096932 |
Multi-fluid heat exchanger and method of making same |
August 29, 2006 |
| A multi-fluid heat exchanger having separate fluid flow paths for two fluid streams to be heated or cooled by a third fluid stream includes first and second elongated, parallel tubular headers (10, 12), having opposed ends (14), generally uniformly spaced elongated tube slots (16) in |
| 7069981 |
Heat exchanger |
July 4, 2006 |
| A heat exchanger (50) is provided for transferring heat between first and second fluids (52) and (54) having a maximum operating mass flow rate through the heat exchanger (50) and mass flow rates that are substantially proportional to each other. The heat exchanger (50) provides esse |
| 7069980 |
Serpentine, multiple paths heat exchanger |
July 4, 2006 |
| A serpentine, multiple pass heat exchanger includes at least one flattened, multiple port tube in serpentine configuration with a plurality of general parallel runs defining at least three hydraulically separate flow paths fins. Fins extend between and are in thermal conducting relat |
| 7063047 |
Fuel vaporizer for a reformer type fuel cell system |
June 20, 2006 |
| Large thermal stresses are avoided and the fuel charge reduced in a vaporizer particularly suited for use in a reformer type fuel cell system and having a construction that includes alternating fuel/water flow path defining cells (68) and hot gas flow path cells (69) by providing heat |
| 7055584 |
Heat exchanger with valve |
June 6, 2006 |
| A housingless plate heat exchanger including a plate stack defining fluid passages, at least one collecting tank with a peripheral edge enclosing one end of the plate stack, and a valve receivable in the collecting tank through an assembly opening of the soldered collecting tank and plat |
| 7037610 |
Humidification of reactant streams in fuel cells |
May 2, 2006 |
| Energy consumption is minimized in the fuel cell system including a fuel cell 10 having a fuel inlet 14, an oxidant inlet 12, a cathode gas outlet 16 and an anode tail gas outlet 18. At least one humidifier 52,70; 54,72, is interposed between a source of air or fuel and includes an inter |
| 7036565 |
Exhaust heat exchanger |
May 2, 2006 |
| A housingless heat exchanger including a stack of flat tubes with at least two being cooling tubes and at least one being a bypass tube. Collecting tanks are on the tube ends and diffuse gas streaming in the tube flow paths. The flat tubes each comprise a connected pair of plates definin |
| 7032656 |
Heat exchanger, especially for motor vehicles |
April 25, 2006 |
| A heat exchanger including a core with tubes and ribs between tube plates, two collecting tanks on the tube plates, and closure caps, all produced from solder-coated aluminum. The core includes a plurality of alternating flat tubes and ribs between spaced tube plates. Each collecting tan |
| 7032313 |
Method of fabricating a heat exchanger |
April 25, 2006 |
| Heat exchange inefficiencies found in round tube plate fin heat exchangers are eliminated in an aluminum heat exchanger that includes first and second headers (20), (22) and at least one flattened tube (24), (70) extending between the headers (20), (22). A plurality of generally para |
| 7028751 |
Box-like cooling system |
April 18, 2006 |
| A cooling system includes a radial fan rotatable by an axis to deliver radial air flow to the cooling system, a plurality of heat exchangers spaced radially from the fan and arranged around the fan in a box-like configuration to receive the radial air flow therefrom, with the heat ex |
| 7007749 |
Housing-less plate heat exchanger |
March 7, 2006 |
| A housing-less plate heat exchanger is provided for transferring heat between at least a first fluid and a second fluid. The heat exchanger includes a plurality of heat exchange plates stacked to enclose flow channels for the first and second fluids between the plates, a first interm |
| 7007744 |
Mount for fan shroud on heat exchanger |
March 7, 2006 |
| A fastening between a fan shroud and a heat exchanger, the fastening including a plurality of cooperating fastening devices about the outer edge of the shroud and heat exchanger. At least one of the cooperating fastening devices comprises a locking hook on one edge of the shroud, a m |
| 6988542 |
Heat exchanger |
January 24, 2006 |
| A heat exchanger specifically intended to act as a water heater by heating water utilizing heat rejected from a gaseous refrigerant in a refrigeration system includes first and second, generally parallel, spaced tubular water headers (10,12) with a plurality of water tubes (14) exten |
| 6973965 |
Heat-exchanger assembly with wedge-shaped tubes with balanced coolant flow |
December 13, 2005 |
| A heat-exchanger assembly, which can be advantageously employed as an intercooler for an air-charging system for an internal combustion engines includes a plurality of generally wedge-shaped coolant tubes through which coolant is directed for effecting cooling of compressed air flowing a |
| 6971445 |
Heat exchanger and method of production |
December 6, 2005 |
| A heat exchanger having a manifold defined by a plurality of connected closure pieces. A corner of the manifold is defined by the connected joint of three closure pieces, where one closure piece has a bent edge abutting an end of a second closure piece adjacent a generally flat section o |
| 6971444 |
Heat exchanger construction and method |
December 6, 2005 |
| A heat exchanger construction (10) including a plurality of flat heat exchanger tubes (12) and a tube plate (18). The tube plate (18) has an exterior side (20), an interior side (22), and a plurality of tube openings (24) spaced along a longitudinal axis (26). Each of the tubes (12) |
| 6971251 |
Integrated condenser/receiver |
December 6, 2005 |
| An integrated condenser/receiver includes a multi-pass heat exchanger core, an elongated receiver housing, and a refrigerant conduit to direct refrigerant between the receiver housing and the multi-pass heat exchanger core. The heat exchanger core includes an elongate header extending al |
| 6964296 |
Heat exchanger |
November 15, 2005 |
| Heat exchange inefficiencies found in round tube plate fin heat exchangers are eliminated in an aluminum heat exchanger that includes first and second headers (20), (22) and at least one flattened tube (24), (70) extending between the headers (20), (22). A plurality of generally para |
| 6959758 |
Serpentine tube, cross flow heat exchanger construction |
November 1, 2005 |
| A heat exchanger (10) is provided to transfer heat between a first and second fluid flow. The heat exchanger 10 includes a flow path (20) provided in the form of one or more heat exchange tubes (40, 40A-C), and a second flow path (30) provided in the form of one or more serpentine heat |
