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| Number | Title | Issue Date |
| 7261080 | Oil cooling system of an air-cooled engine An oil cooling system of an air-cooled engine for cooling the oil reserved in a crankcase of the engine comprises a base plate assembled to the crankcase, an overlapping plate assembled to the base plate; an oil filter supported in the overlapping plate; and radiati... | 08/28/2007 |
| 7243632 | Small four-stroke gasoline engine with oil mist lubrication The present invention relates to a small four-stroke gasoline engine with oil mist lubrication. The lubrication oil way of the engine includes a crankshaft chamber B, a camshaft chamber C, an upper rocker arm chamber D and a condensation chamber E. The camshaft cham... | 07/17/2007 |
| 7162936 | Connection of a gearbox cooling to the cooling circuit of an engine A vehicle transmission (2) includes a transmission housing (4), a clutch bell housing (6), and lines (20, 22, 36, 38) for a liquid cooling medium and is connected at a junction point to a vehicle engine (26). In the area of the jun... | 01/16/2007 |
| 7051840 | Power unit In a power unit comprising an engine (13) and an HST (24) which are formed into an integral body, a lubricating oil for use in the engine and an operating oil of the HST (24) are commonized. After being cooled, the common oil is fed from the sid... | 05/30/2006 |
| 6997238 | Cooler plate and gearbox assembly A gearbox assembly comprising a casing defining a cavity for housing gears of an engine-driven apparatus, the casing having at least one substantially flat exterior surface for receiving a cooler plate, and a cooler plate mounted to the casing at the substantially f... | 02/14/2006 |
| 6994150 | Engine guard oil cooler An integrated engine guard oil cooler is mounted to a motorcycle. The cooler is a hollow tube having an inlet, an outlet, a plurality of cross-sectional restrictions in its interior, and a plurality of radial cooling fins on its exterior. The tube has a shape such t... | 02/07/2006 |
| 6938605 | Oil cooling system to provide enhanced thermal control for combustion engines An oil cooling system to provide enhanced thermal control for internal combustion engines wherein the oil cooling system of the present invention works in conjunction with the standard oil lubrication circuit and typical liquid coolant system of an engine to maintai... | 09/06/2005 |
| 6925970 | Air-cooled four-stroke internal combustion engine The present invention provides an air-cooled four-stroke internal combustion engine capable of achieving a high degree of cooling. The present invention is directed to an air-cooled four-stroke internal combustion engine including a crankshaft and a fan rotor rotata... | 08/09/2005 |
| 6907958 | Cooling an axle using series flow A work vehicle includes a frame and an axle assembly coupled to the frame. The axle assembly includes a first axle shaft and a first axle housing, with the first axle shaft disposed substantially within the first axle housing; a first wheel coupled to the first axle... | 06/21/2005 |
| 6830096 | Heat pipe for differential assembly An apparatus to regulate and control the temperature of an axle assembly for a vehicle. A heat pipe is inserted though the axle housing cover, the heat pipe travels the length of the cover. Near the lower region of the carrier and beneath the lubricating fluid level... | 12/14/2004 |
| 6811686 | Apparatus for filtering and cooling motorcycle engine oil Apparatus of unitary construction and including an oil filter support, an oil cooler and an oil filter is employed to filter and cool engine oil, the oil passing along a serpentine path in the oil cooler after being filtered and before being returned to the motorcyc... | 11/02/2004 |
| 6502630 | Combined hydraulic fluid cooler/tank A convectively-cooled hydraulic fluid tank system comprises a hydraulic fluid tank and a fluid cooler incorporated into the hydraulic fluid tank. The fluid cooler includes a vortex chamber having a wall made of a heat conductive material. An inlet is prov... | 01/07/2003 |
| 6488003 | Oil cooler for internal combustion engines Oil cooler for cooling lubricant oil in an internal combustion engine that has a cooling element (3) that is arranged in the sump (2) of the engine and has an essentially rectangular plate with longitudinal coolant channels (4) over the major portion of i... | 12/03/2002 |
| 6478080 | Fluid cooling device A fluid cooling device carrying cooling fins thereon also carries a plurality of series of plates one above the other. Each of the series of plates is composed of an upper and a lower plate which are in spaced relationship with one another. The space betw... | 11/12/2002 |
| 6474405 | Refrigeration utilized to cool driveline lubricants A refrigerant fluid is placed within a driveline component, and in particular an axle housing. This refrigerant fluid is received within a sealed reservoir such that it is sealed from the typical lubricant in the driveline component. The lubricant heats t... | 11/05/2002 |
| 6457564 | Combination lubrication system for an internal combustion engine and associated gear devices A lubrication system for supplying a portion of the engine lubricant to one or more gear devices driven thereby and return to the engine independent of whether the gear devices are being driven at the time. Thus even when the engine is idling engine lubri... | 10/01/2002 |
| 6418887 | Lubricant cooling system for outboard motor An outboard motor contains a four-cycle engine. The engine includes a lubricant supply system that recirculates lubricant through the engine to lubricate the moving components of the internal combustion engine. The lubricant supply system includes a lubri... | 07/16/2002 |
| 6263962 | Oil cooler mounting structure An oil cooler is fixed to an engine via an installation stay provided around an outer periphery of the oil cooler. Thus, the load applied to a core portion is reduced, and the load is dispersed on entire portion of the oil cooler. Thus, the respective str... | 07/24/2001 |
| 6216772 | Device for filtering and cooling Apparatus is disclosed for treating liquid lubricant in a supply of lubricant such as a gearbox including a filter, an inlet for supplying the lubricant to one side of the filter, and through the filter into a cavity, a lubricant cooler downstream pf the ... | 04/17/2001 |
| 6202736 | Vehicle transmission fluid cooler A vehicle transmission fluid cooler for enhancing the cooling of transmission fluid in a vehicle transmission. The vehicle transmission fluid cooler includes a perimeter mounting flange for mounting to the housing of the transmission. The perimeter mounti... | 03/20/2001 |
| 6182748 | Plate heat exchanger with serpentine flow paths A plate heat exchanger includes a plurality of spaced plates secured together to form a stack having a plurality of fluid flow channels and a first plurality of passages. The channels are divided into at least first and second groups, the channels in the ... | 02/06/2001 |
| 6058898 | Structural oil pan with integrated oil filtration and cooling system An oil pan for an internal combustion engine includes a body defining a reservoir for collecting engine coolant. The reservoir has a bottom and side walls extending upwardly from the bottom to present a flanged lip through which the oil pan may be mounted... | 05/09/2000 |
| 6027384 | Four-cycle engine for a small jet boat A four-cycle engine is provided which is suitable for use in a vehicle or an apparatus such as a small jet boat to be operated on the premise that it often overturns, and which is simple in structure. An oil pan 22 is disposed below the bottom of a crankc... | 02/22/2000 |
| 6021868 | Mechanical transmission cooling and lubrication using associated engine systems A cooling and lubrication system for a mechanical change gear transmission includes a first conduit for providing pressurized lubricating fluid from the engine and a second conduit for returning lubricating fluid to the engine. Lubrication may be provided... | 02/08/2000 |
| 5992515 | Transmission fluid cooler-bypass unit for a transmission fluid cooling system A transmission fluid cooling system includes a cooler-bypass unit having a banjo bolt relief valve. The banjo bolt relief valve includes a head portion and a body portion. A relief valve is incorporated into the body portion. A valve seat is formed betwee... | 11/30/1999 |
| 5988265 | Fuel cooler and coolant filter assembly A fuel cooler and coolant filter assembly for the filtering of coolant and the cooling of a fuel flow for use in connection with a cylinder head of a vehicle engine includes three primary components which are assembled to one another in a stacked configur... | 11/23/1999 |
| 5980340 | Lubricant cooling system for a lubricating system of an outboard motor A lubricant cooling system for cooling lubricant of a lubricating system for an outboard motor powered by an engine is disclosed. The motor has a cooling system which includes a pump for delivering coolant through one or more cooling jackets associated wi... | 11/09/1999 |
| 5975245 | Temperature regulating liquid conditioning arrangement Apparatus for conditioning liquid such as lubricating oil of an engine in respect of cleaning it and regulating its temperature has, integrated into a single housing which is coupled to the engine block with aligned passages, a full flow cleaning element,... | 11/02/1999 |
| 5967111 | Arrangement in an oil filter with integral oil cooler The present invention relates to an arrangement in an oil filter with integral oil cooler with a filter material (7) in the form of a tubular casing, which is enclosed in a housing (1). The latter is defined by a cylindrical wall (4) and two ends (5, 6), ... | 10/19/1999 |
| 5931261 | Oil supply and return tube system for oil tanks in cars An oil supply and return tube system connected to an oil tank of a motor vehicle is provided. The system includes a base having an internally threaded oil intake hole and an internally threaded oil return hole, an oil intake pipe connected to the oil inta... | 08/03/1999 |
| 5931218 | Apparatus and method for cooling an axle assembly An apparatus for cooling an axle assembly includes a housing defining a chamber having a first fluid contained therein. The apparatus also includes a conduit located within the chamber. The apparatus further includes a fluid source in fluid communication ... | 08/03/1999 |
| 5927384 | Apparatus and method for controlling the operating temperature of lubricants The invention is directed to apparatus and a method for controlling temperature of lubricant contained in, but not limited to, a differential housing. The apparatus includes a cover plate having an air duct arrangement that includes an intake manifold, a ... | 07/27/1999 |
| 5853068 | Apparatus for exchange of automotive fluids An automotive fluid service machine for changing fluids such as automatic transmission fluid, power steering fluid, and engine coolant, includes a cabinet with a unitary integral fluid reservoir defined by a lower portion of the machine cabinet. This lowe... | 12/29/1998 |
| 5746170 | Engine oil block for use in routing oil to an oil cooler An engine oil block has an oil block body and a thermostat disposed in the oil block body. The oil block body is provided with an oil inlet passage connected on one side to the oil outlet of an engine block and on the other side to the oil inlet of an oil... | 05/05/1998 |
| 5701853 | Oil cooling structure for a vehicle To provide a motorcycle including a cooler disposed in such a manner so as to arcuately cover the front surface and the right and left side surfaces of a head pipe, wherein conduits connected to the cooler are disposed so as to prevent the need to reduce ... | 12/30/1997 |
| 5653206 | Oil cooler for a motorcycle A system is set forth for cooling the circulating oil of an air cooled motorcycle engine having an oil pump and a mount for an oil filter, oil from the pump delivered to the filter and from the filter back to the engine for re-circulation. The system incl... | 08/05/1997 |
| 5613368 | Refrigeration apparatus and methods The invention resides in improvements to refrigeration systems which rely on circulation of refrigerant gas through compression and expansion phases, and thereby discharging heat from a fluid to be cooled. The invention includes a subcooler (38) in the re... | 03/25/1997 |
| 5606937 | In-block cooling arrangement A dual oil cooler arrangement for positioning in a tapered coolant flow cavity of a diesel engine block includes a pair of virtually identical oil coolers each of which are elongated and which are positioned in an end-to-end configuration extending substa... | 03/04/1997 |
| 5590539 | Refrigeration apparatus and methods The invention resides in improvements to refrigeration systems which rely on circulation of refrigerant gas through compression and expansion phases, and thereby discharging heat from a fluid to be cooled. The refrigeration systems of the invention includ... | 01/07/1997 |
| 5568842 | Oil control unit for high-performance vehicles A control unit for circulating lubricating oil to vehicle engine parts comprising an oil tank for collecting lubricating oil; a hydraulic circuit which directs the lubricating oil to the appropriate parts and returns the lubricating oil to the oil tank; a... | 10/29/1996 |
