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| Number | Title | Issue Date |
| 8136487 | Cooling air supply apparatus for an internal combustion engine having an emergency operation device A device is provided for the emergency operation of at least one closure element of a cooling air supply apparatus and a correspondingly implemented cooling air supply apparatus for an internal combustion engine of a motor vehicle, a closure element being mechanical... | 03/20/2012 |
| 8091516 | Cooling device A cooling device in an engine bay of a motor vehicle has a radiator and a radiator louver with at least one lamella that controls the passage of a gas flow through the radiator. At least one bypass duct bypasses the radiator and can be closed off by an associated cl... | 01/10/2012 |
| 7409929 | Cooling apparatus for internal combustion engine A cooling apparatus includes a thermostat that adjusts a feed rate of coolant to a radiator, estimating means that estimates a coolant temperature simulated value at least based on the detection value of an intake-air temperature sensor, and diagnosis means that dia... | 08/12/2008 |
| 7370612 | Internal combustion engine cooling system A check valve having a thermostat function is provided between an engine and a thermal storage tank that stores a portion of the coolant circulating in the engine. The check valve restricts the flow of the coolant from the engine to the thermal storage tank, and loo... | 05/13/2008 |
| 7370812 | Control device of a vehicle radiator system A control device of a vehicle radiator system mainly has a temperature comparator, a temperature sensor, a keyboard and a display. The temperature sensor is positioned near an engine of the vehicle and outputs a detecting signal to the temperature comparator. Since ... | 05/13/2008 |
| 7367291 | Locomotive apparatus In a railroad locomotive for operation in low ambient temperature conditions with the locomotive having an engine which includes a cooling system using a coolant liquid, a coolant liquid containment system is provided and includes a containment tank, an inlet port i... | 05/06/2008 |
| 7334545 | Method and cooling system for cooling an internal combustion engine In a method for cooling an internal combustion engine, in particular in/on a motor vehicle, it is possible for individual components of the internal combustion engine to be cooled individually, for example a cylinder head and/or a cylinder block, by what is known as... | 02/26/2008 |
| 7320434 | Method of controlling electronic controlled thermostat An electronically controlled thermostat control method is obtained which makes it possible to eliminate the response delay from the time that the required cooling water temperature is set to the time that the actual cooling water temperature reaches the set water te... | 01/22/2008 |
| 7318510 | Liquid friction clutch A drive for a cooling fan at motor vehicles including a main cooling circuit and at least one secondary cooling circuit using a fluid friction clutch including a control element for the drive of the cooling fan is described. In case of a plurality of cooling ... | 01/15/2008 |
| 7263954 | Internal combustion engine coolant flow A cooling system for an internal combustion engine 1 is disclosed in which an electronically controlled flow control valve 9 is used to control the flow of coolant exiting the engine 1. The electronically controlled flow control valve 9 i... | 09/04/2007 |
| 7207298 | Cooling system for an engine A cooling system for an engine including a cylinder head, a cylinder block, coolant inlet lines, and coolant outlet lines. Coolant inlet lines for introducing coolant respectively to the cylinder head and the cylinder block are separately formed and coolant outlet l... | 04/24/2007 |
| 7188008 | System for controlling the operation of at least one aircraft engine A system for supervising the speed of at least one engine of an aircraft includes three independent information sources determining first, second and third values for an aerodynamic parameter of the aircraft and precision information indicating the precision of thes... | 03/06/2007 |
| 7171926 | Internal combustion engine thermostat guide An internal combustion engine performing its cooling by means of coolant and being capable of detecting a temperature of the coolant accurately is to be provided. In this engine, there is mounted a water outlet 3 provided with a temperature detecting means | 02/06/2007 |
| 7168399 | Abnormality diagnosis apparatus and engine cooling system having the same A coolant temperature of coolant in a circulation line system is measured through a coolant temperature sensor and is controlled by controlling a flow rate control valve. The flow rate control valve is diagnosed to determine whether abnormality of the flow rate cont... | 01/30/2007 |
| 7165514 | Variable speed fan drive A variable fan drive for a vehicle powered by an internal combustion engine is provided. A drive side assembly utilizes a hydraulic actuator to actuate a variable sheave assembly. The variable sheave assembly drives a sheave assembly of a driven side assembly by way... | 01/23/2007 |
| 7143752 | Preheating of inlet air The claimed invention relates to a device for preheating of the inlet air to a combustion engine that powers a portable tool. The preheating of the air is activated when the surrounding temperature is low and deactivated when there is no need for preheating of the i... | 12/05/2006 |
| 7128026 | Method for controlling the heat in an automotive internal combustion engine In a method for controlling the heat in an internal combustion engine for a vehicle with a coolant circuit and actuable devices for influencing the heat balance of the internal combustion engine, wherein a coolant temperature and further operating parameters of the ... | 10/31/2006 |
| 7124715 | Engine cooling systems An engine cooling system has a primary cooling circuit having with a coolant pump to pump coolant to the engine, an engine return line, a radiator and a bypass in parallel with the radiator. The primary circuit also has a flow control valve to control flow between t... | 10/24/2006 |
| 7107762 | Secondary air supplying apparatus A secondary air supplying apparatus of the present invention comprises a secondary air supplying device for supplying secondary air to upstream of an emission purifying device in an exhaust system of an internal combustion engine, a coolant temperature sensor for de... | 09/19/2006 |
| 7104352 | Intercooler system and method for a snowmobile with a supercharged engine A snowmobile (20) having an engine (34) with an air charging system (70). The air charging system (70) is connected to an intercooler assembly (57), which includes a heat exchanger (56) mounted adjacent to an intercooler ope... | 09/12/2006 |
| 7089890 | Cooling system for an internal combustion engine with exhaust gas recirculation (EGR) A cooling system pumps coolant through parallel connections to a crankcase and an EGR cooler in an internal combustion engine with exhaust gas recirculation (EGR). A crankcase supply conduit connects a coolant pump to a coolant channel formed by the crankcase. The c... | 08/15/2006 |
| 7082903 | Temperature responsive flow control valves for engine cooling systems An engine cooling system has a primary cooling circuit with a pump to circulate liquid coolant through an engine, the coolant being returned to the pump via a radiator and a bypass arranged in parallel. A temperature-responsive control valve controls flow as between... | 08/01/2006 |
| 7070229 | Underhood electronic interior integration An electronic system generally includes a flatwire electronic site and a flatwire bus electronically connecting the flatwire electronic site to an electronic device in the engine compartment. The flatwire electronic site has a flexible substrate with electronic comp... | 07/04/2006 |
| 7066245 | On-vehicle air-conditioner for air-conditioning An on-vehicle air-conditioner for air-conditioning has a refrigeration circuit provided with a refrigerant car exterior heat exchanger installed for exchanging heat with the car exterior air that can be used for cooling and for heating, and at least one opening and ... | 06/27/2006 |
| 7059308 | Cooling device The invention relates to a device for cooling media or liquids, in particular the inlet air and exhaust gas from a motor vehicle. ... | 06/13/2006 |
| 7055467 | Cooling system for an engine A cooling system for an engine wherein a cylinder block side is mounted with a stagnation chamber for detaining, around a temperature-sensing unit of a sub-thermostat, a portion of cooling water discharged to a high temperature passage via an outlet of a cooling wat... | 06/06/2006 |
| 7021071 | Method and apparatus for controlling cooling fan of vehicle A driving load of a cooling fan unit is selectively determined from a plurality of predetermined loads corresponding to vehicle parameters including a coolant temperature and a vehicle speed. Also, on the basis of a plurality of coolant temperature ranges and a plur... | 04/04/2006 |
| 7011049 | Method and device for cooling a motor vehicle engine A method for cooling a motor vehicle engine consists in regulating the volume and the flow rate of a coolant fluid in a hydraulic circuit provided with a degassing bypass hose equipped with an electronically controlled proportional actuator and with means forming di... | 03/14/2006 |
| 6948456 | Method and device for cooling a motor vehicle engine A method for cooling a motor vehicle engine which engine consists in regulating the volume and the flow rate of a coolant in a hydraulic circuit provided with a first bypass hose wherein is arranged a water/oil exchanger. The method comprises a first step of regulat... | 09/27/2005 |
| 6933687 | Dual motor configuration with primary brushless motor and secondary integrated speed control motor A dual motor configuration 10 is provided for driving two fans for moving air to cool an engine. The dual motor configuration includes a primary brushless motor 18 constructed and arranged to be electronically controlled to drive a first fan 16 ... | 08/23/2005 |
| 6928962 | Hot coolant type heat accumulating apparatus for a hybrid vehicle and heat accumulating method thereof A hot coolant type heat accumulating apparatus for a hybrid vehicle is provided that includes an internal combustion engine having first and second coolant circulation systems through which a coolant is circulated using power from the engine, a heat accumulation tan... | 08/16/2005 |
| 6920755 | Charged internal combustion engine A charged internal combustion engine (1) having at least one stage of charging by a turbocharger (3), in which at least one supplemental compressor (4) is connected parallel to or in series with the turbocharger, and in which the supplemental co... | 07/26/2005 |
| 6886503 | Engine cooling system An improved cooling system for a turbo charged internal combustion engine is disclosed. A conduit connects a pressurizing engine air intake to the cooling system to raise the pressure in the cooling system thereby enabling an increase of the maximum temperature whic... | 05/03/2005 |
| 6862518 | Method for monitoring a coolant circuit of an internal combustion engine In the method of monitoring a cooling fluid circuit of an internal combustion engine with setting a first error signal if a deviation of an actual value of a temperature from a desired value of the temperature exceeds a predetermined amount, a second error signal is... | 03/01/2005 |
| 6848397 | Cooling system, in particular for a motor vehicle engine having indirect charge air cooling In a cooling system for a motor vehicle engine having indirect charge air cooling, including a general cooling circuit for cooling a power-generating unit which comprises a coolant pump and a main coolant cooler, and an additional cooling circuit which branches off ... | 02/01/2005 |
| 6807954 | Portable power working machine There is provided a portable power working machine, which is capable of rationally and effectively preventing the generation of the icing without giving rise to early clogging of air cleaner, the malfunction of a internal combustion engine and deterioration of perfo... | 10/26/2004 |
| 6789512 | Method for operating an internal combustion engine, and motor vehicle In a method for operating an internal combustion engine, and a motor vehicle to be heated by the engine coolant, wherein the internal combustion engine has a cooling circuit, a heating mode can be established in which operating parameters of the internal combustion ... | 09/14/2004 |
| 6758171 | Engine cooling system with two thermostats The present invention relates to an engine cooling system of an automobile, and more particularly, to an engine cooling system having two thermostats which can alleviate engine friction by delaying the flow of cooling water in the cylinder block and as a result can ... | 07/06/2004 |
| 6739290 | Cooling system for water-cooled internal combustion engine and control method applicable to cooling system therefor In a cooling system for a water-cooled internal combustion engine and a control method applicable to the control system, a pump to circulate a coolant to the water-cooled engine and a heat exchanger is drivingly controlled in such a manner that, when a temperature o... | 05/25/2004 |
| 6588380 | Cooling system for a motor vehicle comprising a closing unit for the cooling airflow The invention proposes a cooling system of a motor vehicle, in which a closure unit for the cooling air stream, in order to optimize the operating parameters of the internal combustion engine, is monitored as to its function. This closure unit, preferably... | 07/08/2003 |
