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| Number | Title | Issue Date |
| 4856824 | Method of manufacture of manifolds and manifold provided by such method An integral manifold for a heat exchanger is formed from a hollow shape having a plurality of individual risers, initially having substantially solid cross-sections and subsequently reshaped by means of a reverse impact extrusion process into hollow riser... | 08/15/1989 |
| 4827590 | Method of making of header for automotive air conditioner evaporator A header for an automotive air conditioner evaporator is made from a cut-off length of a cylindrical aluminum tube (10), one end of which is clamped on a cylindrical arbor (11) so that a header region (20) of the tube can be pressed into a generally recta... | 05/09/1989 |
| 4823868 | Intercooler and method of assembling the same An intercooler has a highly compressible seal pressed between an inside surface of the intercooler housing and core. The seal has a peripheral bead and is made of silicone.... | 04/25/1989 |
| 4770240 | Manifold for a heat exchanger A manifold for a heat exchanger or the like formed from a single sheet of metal with a plurality of tubular portions formed in a row by drawing the metal sheet, and then bending the metal sheet to form at least one conduit in communication with the tubula... | 09/13/1988 |
| 4749033 | Manifold and method of manufacturing the same A manifold, especially a supply or receiving tank in a heat exchanger, is provided as an extruded/drawn tube with an outwardly and longitudinally extending protrusion part. Fastening flanges with a size larger than the width of the protrusion part are an ... | 06/07/1988 |
| 4698888 | Method for mass producing superimposed annular elements of a tubular manifold or collector vessel of a heat exchanger A method for producing a collector vessel or manifold of a heat exchanger wherein the collector vessel is tubular and composed of a plurality of superimposed annular rings which are formed with recesses for receiving heat exchanger tubes of a matrix. The ... | 10/13/1987 |
| 4682650 | Heat exchanger of the tube bank type, in particular for an automotive vehicle In a tube-bank heat exchanger which is primarily intended for use in automotive vehicles and comprises tube sheets or headers provided with holes for mounting the tube ends in a fluid-tight manner, predetermined tubes are provided at each end with a flare... | 07/28/1987 |
| 4663812 | Method of manufacture of manifolds A method of manufacturing integrated manifolds for heat exchangers include providing hollow shape with a plurality of individual risers each having a substantially solid cross-section. Subsequently, the risers are reshaped by means of a reverse impact ext... | 05/12/1987 |
| 4609138 | Method of manufacturing injection molding manifold with plugs This invention relates to an improved method of manufacturing injection molding manifolds for multicavity molding. The method includes gun drilling a longitudinal duct through a steel manifold body, drilling a transverse inlet duct to connect to an inlet ... | 09/02/1986 |
| 4605154 | Radiator heater solder pouring process This is a process relating to improvements in the soldering of headers to conventional radiators. Tubular members of the radiator extend through holes in the header. The tubes are initially sealed to the header with a solder having a high temperature melt... | 08/12/1986 |
| 4559688 | Bonding EPDM gaskets to filled nylon heat exchanger parts Dicumyl peroxide-dimaleimide cured EPDM elastomers can be molded to molded nylon articles so that the EPDM strongly adheres to the nylon. This practice is particularly useful in molding EPDM gaskets to nylon heat exchanger tanks.... | 12/24/1985 |
| 4537027 | Hybrid exhaust manifold A hybrid exhaust manifold is provided for use with a vehicular engine. The manifold includes an inlet flange formed from a metal plate to be mounted against the engine cylinder head. The inlet flange includes exhaust ports which align with the exhaust por... | 08/27/1985 |
| 4510959 | Method for installation of an extended header A header or other pipe under pressure which is blanked at its terminal end by a closure plate is extended without the need of a shutdown or the construction of bypass piping. In a series of steps in the method disclosed, alternate bolts in the ring of bol... | 04/16/1985 |
| 4489747 | Apparatus for extending a header A header or other pipe under pressure which is blanked at its terminal end by a closure plate is extended without the need of a shutdown or the construction of bypass piping. In a series of steps in the method disclosed, alternate bolts in the ring of bol... | 12/25/1984 |
| 4488342 | Vessel construction employing multiple internal heat exchange tubes A hot water heater tank is formed from a cylindrical body or tube and a header subassembly. The header subassembly includes first and second headers sized to fit in separately sized sections of the body of the tank. The subassembly, comprising the headers... | 12/18/1984 |
| 4308652 | Heat exchanger construction There is disclosed herein a heat exchanger construction of the finned fluid conduit type which includes an integral pressure actuated by-pass fluid assembly adapted to enable fluid being circulated through the heat exchanger to by-pass the core portion th... | 01/05/1982 |
| 4234041 | Radiator tank headsheet and method A radiator tank headsheet including an integral ferrule around an elongated tube-receiving opening and method for forming the same wherein the method includes the steps of forming an elongated depression in the sheet material having generally parallel sid... | 11/18/1980 |
| 4226280 | Liner for a perforate plate of a header tank of a heat exchanger having tubes A flexible liner, e.g. of rubber, for a manifold or apertured plate having collared apertures is disclosed, the manifold or apertured plate being part of a header tank of a heat exchanger having a bank of tubes, such as an automobile radiator. The liner h... | 10/07/1980 |
| 4193180 | Method of forming a heat exchanger A structure having at least two joined contiguous parts, of which at least one is straight and of uniform girth throughout its length, is jacketed with a given fluorocarbon resin by first cross feed extruding a jacket of said resin onto said one part, nex... | 03/18/1980 |
| 4186799 | Slab header A heat exchange vessel has a plurality of tubes disposed therein. A tube sheet section in the vessel has a plurality of ports formed therein for receiving one end of each of said tubes, and at least one channel is formed in said first tube sheet section f... | 02/05/1980 |
| 4183402 | Heat exchanger headering arrangement A heat exchanger assembly comprising a stacked array of heat exchange channel elements, having first fluid entrance and exit faces at opposite ends of the array. The improved headering arrangement includes sealing members each having a bearing surface wit... | 01/15/1980 |
| 4179884 | Watercooled exhaust manifold and method of making same A water-cooled engine exhaust manifold has an internal exhaust conduit or heat sheild comprised of a plurality of axially shiftable sections through which the hot exhaust gases pass from the engine to a hot gas turbocharger. A casing encircles the exhaust... | 12/25/1979 |
| 4140174 | Radiator assembly for fluid filled electrical apparatus A radiator assembly having a plurality of radiator sections, each formed of two mated panels with individual header sections extending through upper and lower apertures therein. The individual header sections are joined to the corresponding header section... | 02/20/1979 |
| 4130398 | Oval header heat exchanger and method of producing the same A heat exchanger includes banks of double-pipe elements connected to oval headers, the opposite ends of which are connected by round transition elements to main headers. Each oval header and the respective transition elements are formed from a single, int... | 12/19/1978 |
| 4117885 | Slab header A heat exchange vessel has a plurality of tubes disposed therein. A tube sheet section in the vessel has a plurality of ports formed therein for receiving one end of each of said tubes, and at least one channel is formed in said first tube sheet section f... | 10/03/1978 |
| 4043015 | Method of forming a header assembly A method is disclosed of forming a header assembly in which a plurality of tubes transition into a single header passage. The method includes forming a blank extrusion comprised of a plurality of juxtaposed tube elements interconnected by web sections of ... | 08/23/1977 |
| 4023618 | Heat exchanger headering arrangement A heat exchanger assembly comprising a stacked array of thin-walled heat exchange channel elements, having first fluid entrance and exit faces at opposite ends of the array. The improved headering arrangement includes a resilient gasket disposed around th... | 05/17/1977 |
| 3938233 | Heat transfer apparatus An improved header construction for a heat transfer apparatus of the type utilizing a plurality of concentric, longitudinally extending tubes including an inner tube, an intermediate tube and an outer tube with the intermediate tube extending beyond the o... | 02/17/1976 |
