Class / Patent application number | Description | Number of patent applications / Date published |
123410480 | Devices for cooling liquid by air flow | 41 |
20080251039 | Vehicle Rooftop Engine Cooling System - A method of using an engine cooling system with a bus includes providing a horizontal rooftop engine cooling system including a radiator unit through which coolant fluid flows for removing heat from the radiator unit, a fan to assist in removing heat from the radiator unit, and a continuously variable power drive and speed control system for controlling power to and the speed of the fan; horizontally locating the rooftop engine cooling system on a rooftop of the bus; interconnecting the radiator unit of the rooftop engine cooling system to a passage of an engine of the bus to allow coolant to flow between the engine and the rooftop cooling system to cool the engine; and controlling power to and the speed of the fan with the continuously variable power drive and speed control system using pulse width modulation. | 10-16-2008 |
20090260586 | HEAT EXCHANGER FOR AN INTERNAL COMBUSTION ENGINE - The invention relates to a heat exchanger for cooling a fluid for an internal combustion engine, in particular, a gas, for example, in the form of a charge fluid such as exhaust gas, charge air, mixtures thereof or similar, in particular for an internal combustion engine on a motor vehicle, said exchanger preferably being a gas cooler, comprising an inner tubular piece ( | 10-22-2009 |
20090301413 | LUBRICATING SYSTEM FOR AIR-COOLED GENERAL-PURPOSE ENGINE - An air-cooled general-purpose engine includes: a cooling fan fixed to one end portion, protruding outward from one end wall of an engine main body, of a crankshaft; and a shroud which is mounted to the engine main body, and which defines a cooling-air path between the shroud and the one end wall, the cooling-air path guiding a cooling air blown under pressure from the cooling fan. The air-cooled general-purpose engine includes: an oil pump which pumps up an oil from an oil reservoir; and an oil-supply path which is formed in the one end wall, facing the cooling-air path, of the engine main body, and configured to guide the oil discharged from the oil pump to a valve operating chamber in a head portion of the engine main body, and a jet for jetting the oil is provided in an opening of the oil-supply path, the opening being open to the valve operating chamber. Accordingly, it is possible to be excellent in cooling oil and to preferably lubricate a valve operating system in addition to the surrounding of a crankshaft. | 12-10-2009 |
123410490 | Fan type | 38 |
20080196678 | Radiator-Shroud Structure | 08-21-2008 |
20080196679 | Cooling System For a Motor Vehicle - The invention relates to a cooling system for a motor vehicle comprising a first heat exchanger ( | 08-21-2008 |
20080202453 | Electronic Module Fox A Fan Of An Internal Combustion Engine In A Motor Vehicle - The invention relates to an electronic module ( | 08-28-2008 |
20080236518 | Mechanical fan sub-shroud attachment feature, molded plastic snap feature - A fan shroud assembly includes a fixed fan shroud and a removable fan shroud. An upper retention system integral with the fixed and removable fan shrouds secures the two circumferential ends of the removable fan shroud to the fixed fan shroud. A lower retention system integral with the fixed and removable fan shroud secures the center of the removable fan shroud to the fixed fan shroud. No additional fasteners are required to connect the removable fan shroud to the fixed fan shroud because of the integral nature of the upper and lower retention systems. | 10-02-2008 |
20080251040 | Engine cooling structure having fan module sandwiched between condenser and radiator - An engine cooling structure ( | 10-16-2008 |
20080283000 | MOTOR VEHICLE WITH LINEARLY REGULATED ENGINE FAN - The invention relates to a motor vehicle comprising a water circuit for cooling its internal combustion engine, wherein the water circuit comprises an electrically operated engine fan and the engine fan is assigned a linear regulator which is thermally coupled to the water circuit. | 11-20-2008 |
20090038564 | FAN DESIGN AND METHOD OF OPERATING - A method of cooling a radiator in an internal combustion engine wherein a plurality of fan assemblies is provided. Specifically, each fan assembly has a housing with an interior containing a fan blade and an exterior having six sides to form a hexagonal perimeter. The fan assemblies are then arranged side by side to form a cluster of fan assemblies in order to maximize the amount of fan assemblies that may be provided on an enclosure. The cluster of fan assemblies is then placed adjacent to a radiator to control the air flow over the radiator in order to cool the engine. | 02-12-2009 |
20090050082 | Cooling system for motor vehicle - A cooling system includes a cooling circuit, a pump, an electric fan, an electric motor connected with the electric fan, and a controller for controlling the electric motor. The pump is capable of being driven by the electric fan that receives a ram airflow generated when the motor vehicle is running. The controller controls the electric motor to be shifted between in a first operation state where electric power is supplied to the motor and in a second operation state where no electric power is supplied to the motor. The pump is driven by a rotating torque of the ram airflow and a rotating torque of the motor in the first operation state, and the pump is driven by the rotating torque generated by the ram airflow without the rotating torque of the motor in the second operation state. | 02-26-2009 |
20090056651 | Machine having cooling system and method - A machine includes a body having a cooling air inlet and a cooling air outlet, and having an engine compartment therein. A second compartment is positioned vertically above and fluidly connected with the engine compartment. At least one open-air operator station is positioned on a deck of the body, and a cooling system draws cooling air in a flow path through the engine compartment, into the second compartment and exhausts the cooling air in a forward direction away from the operator station. | 03-05-2009 |
20090090314 | COOLING FAN AND METHOD FOR PRODUCING A COOLING FAN - The invention relates to a cooling fan for a cooling system of the internal combustion engine of a motor vehicle, the cooling fan comprising at least one frame ( | 04-09-2009 |
20090095238 | TUNABLE HYBRID BRACKET ASSEMBLY - A motor vehicle engine and cooling fan arrangement mounted together by means of a tunable bracket assembly. The bracket assembly includes a bracket member, a washer and a bushing. The bracket member has an angled configuration for attenuating vehicular noise, vibration and harshness and the washer integrally formed therewith. The bushing is received in the bracket member for attenuated attachment to the vehicle engine. | 04-16-2009 |
20090139473 | ENGINE FLUID COOLER - A fluid cooler for cooling a fluid, such as oil, associated with an engine of a vehicle, such as a motorcycle, includes a housing for mounting to a portion of the vehicle. In one embodiment, the housing is tubular in shape. First and second vents for air flow are formed in the housing. In one embodiment, the first vent is for air intake and is located in a first end cap of the housing, while the second vent is for air exhaust, is located in a second end cap and has a cross sectional area approximately equal to a cross sectional area of the first vent. Within the housing, a fluid passageway exists for containing a flow path of the fluid associated with the engine. A fan moves air past the fluid passageway. By the design of the cooler and its mounting orientation on the vehicle, in a preferred embodiment, substantially no air passes through the housing when the fan is not operating regardless of whether the vehicle is moving. | 06-04-2009 |
20090199791 | DUAL COOLING FAN SYSTEM DRIVEN BY SINGLE MOTOR - A fan system includes a motor; a driven fan, driven by the motor; and a dummy fan, freely rotatable around a bearing support shaft. The fans have blade rings at their external surfaces. The blade rings include gears, engaged with each other such that rotation of the driven fan rotates the dummy fan. | 08-13-2009 |
20090199792 | Construction Machine - An object is to provide a construction machine containing an engine ( | 08-13-2009 |
20090235879 | ENGINE ROOM FOR CONSTRUCTION EQUIPMENT - An engine room for construction equipment is provided, which can minimize emission of noise generated in an engine room due to driving of an engine and a ventilating fan to an outside of the engine room by absorbing the noise through a noise trap, and can improve the cooling performance of corresponding components by smoothing inhalation/discharge of an external air to/from the airtight engine room. The engine room for construction equipment includes a radiator cooling water for cooling the engine, a muffler discharging an exhaust gas from an engine to the atmosphere, a first noise trap installed in an inlet port to absorb noise generated in the engine room and emitted to an outside, a second noise trap installed in an outlet port to absorb the noise generated in the engine room and emitted to the outside, a radiator fan inhaling the external air through the first noise trap and making the inhaled external air pass through the radiator and the circumference of the engine, a discharge fan discharging the air in the engine room to the outside through the second noise trap, and an outer wall forming an airtight space for accommodating therein the engine, the muffler, the radiator fan, the hydraulic pump, and the discharge fan that generate the noise. | 09-24-2009 |
20090272341 | COOLING STRUCTURE FOR WORKING VEHICLE - A cooling structure for a working vehicle in which a shroud is attached to a radiator provided to a vehicle body, and an air-cooling fan is made face to an airflow opening of the shroud, wherein the shroud comprises a shroud body attached to the radiator, and an opening member having the airflow opening, and further comprises securing means capable of fixing the opening member to the shroud body, and of freely adjusting a fixing position of the opening member with respect to the shroud body, and a relative position between the air-cooling fan and the airflow opening of the shroud is made freely adjustable. With the configuration above, the sufficient amount of heat radiated by the radiator can be obtained without causing the disadvantages such as increased noise. | 11-05-2009 |
20100101513 | Radiator Apparatus For Vehicle - A radiator apparatus for a vehicle may include a power transmitting mechanism configured to receive rotational force of an engine pulley and rotating a cooling fan thereby, and a driving belt tension maintaining device disposed between the power transmitting mechanism and the engine pulley and adjusting a relative distance therebetween to maintain tension of a driving belt sufficiently enough to transfer the rotation force of the engine pulley to the power transmitting mechanism, wherein the driving belt couples the power transmitting mechanism and the engine pulley. | 04-29-2010 |
20100116229 | Cooling device for vehicle - A cooling device for a vehicle is provided at a vehicle comprising an engine control unit which stops an engine due to establishment of engine stoppage conditions and restarts the engine due to establishment of engine restart conditions. The cooling device for a vehicle is able to cool a coolant within a heat exchanger for cooling by cooling wind, which is guided from an exterior of the vehicle, passing through the heat exchanger for cooling. Cooling by driving force of either one of an electric motor or the engine can be selected in accordance with preset conditions. | 05-13-2010 |
20100122673 | DRIVE UNIT FOR A FAN AND ARRANGEMENT WITH A DRIVE UNIT - The invention relates to a drive unit for a fan of an internal combustion engine of a vehicle, having a friction clutch which can be shifted in order to drive the fan via the internal combustion engine. An electric motor is also provided for driving the fan, and a torque-transmission path is formed between the friction clutch and the fan by means of a rotatably mounted part of the electric motor. The invention also relates to an arrangement for driving a fan via an internal combustion engine with a drive unit that includes an electric motor and a friction clutch. | 05-20-2010 |
20100126440 | Rotary Working Machine - When a cooling airflow used for cooling an engine etc. is discharged to a side of a machine as a discharge airflow, the airflow can be prevented from blowing to trees located at the side of the machine and to walkers passing the side of the machine. A rotary working machine has, inside a bonnet ( | 05-27-2010 |
20100242865 | WORKING VEHICLE HAVING COOLING SYSTEM - A cooling assembly is provided for use in a work vehicle. The cooling assembly may comprise a heat exchanger for transferring energy in the form of heat from a coolant fluid to air passing through the heat exchanger, filter structure positioned adjacent a first side of the heat exchanger to filter the air before the air passes through the heat exchanger, and a fan shroud positioned adjacent a second side of the heat exchanger. | 09-30-2010 |
20100242866 | WORKING VEHICLE HAVING COOLING SYSTEM WITH SUCTION DEVICE - A work vehicle is provided comprising: a main frame including an engine compartment; an engine located in the engine compartment; and a cooling system comprising a rotating fan apparatus and a cooling assembly. The cooling assembly may comprise a heat exchanger for transferring energy in the form of heat from a coolant fluid to air and a filter apparatus positioned adjacent an engine-compartment side of the heat exchanger. The air may be moved through the heat exchanger by the fan apparatus. The filter apparatus may filter the air before the air passes through the heat exchanger. The filter apparatus may comprise filter structure and a suction device for removing debris from the filter structure. The suction device preferably expels the debris outside of the engine compartment. | 09-30-2010 |
20100326377 | COOLING DEVICE FOR VEHICLE - A cooling device for a vehicle may include a heat exchanger provided to cool an engine of the vehicle, a radiator provided near a side of and in parallel with the heat exchanger to cool an inside of the vehicle, and a cooling fan provided near a side of the radiator to coercively introduce external air into the heat exchanger and the radiator, wherein the cooling fan includes a hub connected to a driving shaft, and a plurality of blades radially arranged on an outer circumferential surface of the hub, wherein the plurality of blades are arranged so that a spaced area between two neighboring blades is different from a spaced area between other two neighboring blades, and wherein a sum of all vectors for the plurality of blades is not zero, the vector being reached from the center of the hub to a reference point of each blade. | 12-30-2010 |
20100326378 | ELECTRIC MOTOR - A DC motor, has a stator housing accommodating a permanent magnet stator; a rotor, rotatably mounted confronting the stator, the rotor having a shaft, a rotor core fitted to the shaft and having laminations forming salient poles, a commutator fitted to the shaft adjacent one end of the rotor core, windings wound about poles of the rotor core and terminated on the commutator, the windings each being wound around a single pole of the rotor; and brush gear comprising brushes in sliding contact with the commutator for transferring electrical power to the windings. | 12-30-2010 |
20110094460 | PARTIAL RING COOLING FAN - A cooling fan with partial ring members attached to the blade tips. The fan preferably is a one-piece molded fan with a central hub and a plurality of blade members. Partial ring members on the blade tips reduce weight and minimize potential failures caused by knit lines and operations at high rotational speeds. | 04-28-2011 |
20110155081 | AGRICULTURAL VEHICLE COOLING ASSEMBLY FAN SHROUD WITH SEALS FOR PASS-THROUGH COOLING AND EXHAUST TUBES - A self-propelled, low-emission vehicle includes an internal combustion engine, a vehicle cooling assembly, and an engine exhaust assembly disposed within an engine compartment. The vehicle cooling assembly includes an enclosure and a powered fan to vent the enclosure by drawing a stream of cooling air therethrough. The engine exhaust assembly carries exhaust gas through exhaust lines from the engine, which is disposed outside of the enclosure, through an exhaust treatment device, which is disposed inside of the enclosure, and out to the environment. A fan shroud assembly defines an outlet margin of the enclosure and includes a shroud body defining a pair of passageways through which the exhaust lines pass. The fan shroud assembly includes an insulated connection assembly disposed adjacent each passageway to provide sealing connection between the respective exhaust line and the shroud body while prohibiting direct contact between the respective exhaust line and the shroud body. | 06-30-2011 |
20110253078 | ENGINE COOLING SYSTEM AND COOLING FAN MODULE - An engine cooling system incorporates a cooling fan module having a motor and a fan driven by the motor. The motor has a motor housing and two end caps disposed at respective ends of the motor housing. Each of the end caps has at least one axial hole to allow air to flow through the motor to dissipate heat from inside the motor. The motor also has a dust screen disposed inside the motor and adjacent each of the axial holes for preventing external particles entering the motor through the axial hole. Each dust screen has a plurality of apertures to allow air to flow through the motor but prevents dust particles entering the motor. | 10-20-2011 |
20120216764 | ENGINE COOLING SYSTEM AND MOTOR THEREFOR - A cooling module for an engine includes an electric motor and an impeller driven by the motor. The motor includes a stator having brush assemblies, and a rotor having a commutator. Each of the brush assemblies includes a brush holder, a brush slidably received in the brush holder, and a spring. The spring includes a mounting portion, a coiled portion and an elongated unrolled section joining the mounting portion to the coiled portion. The mounting portion is fixed to the brush holder and located closer to the commutator than the coiled portion. The coiled portion presses against a radially outer end of the brush to push the brush towards the commutator. The brush forms a concave for accommodating the coiled portion of the spring. The unrolled section is coiled into the coiled portion as the length of the brush is reduced. | 08-30-2012 |
20120216765 | ENGINE COOLING SYSTEM AND MOTOR THEREFOR - An engine cooling system includes an engine, a coolant tank, a radiator, a cooling module for cooling the radiator, and connecting pipes connecting the engine, the coolant tank and the radiator to form a loop. The cooling module includes a motor and an impeller. The motor includes a stator and a rotor. The stator forms 2P stator poles, wherein P is a positive integer. The rotor includes a shaft, a rotor core, and windings wound around the rotor core. The rotor core includes n teeth and forms n winding slots between the teeth. A slot has a radial depth less than one of the other slots. The number of winding slots n is a multiple of the number of stator poles. The windings includes coils each of which is wound about n/2P teeth. | 08-30-2012 |
20130239913 | Thermal Management System, Vehicle, and Associated Method - A system is provided that includes an engine coupled to an alternator; a radiator fan motor in electrical communication with the alternator, and that is mechanically decoupled from the engine; an energy storage device in electrical communication with the alternator and the radiator fan motor; and one or more traction motors in electrical communication with the energy storage device, the radiator fan motor, or both. Electricity provided through dynamic braking can power the radiator fan motor upon generation of the electricity, or it can be stored in the energy storage device for use later in powering the radiator fan motor. | 09-19-2013 |
20130306006 | Method and Apparatus for Managing Airflow and Powertrain Cooling - An air flow apparatus and method are provided. The apparatus includes a shroud having a first end for connection to a cooling package, and a second end for connection to a fan ring. The fan ring of the apparatus is configured to mount directly to an engine block and surround a fan of the engine block. The apparatus also includes a duct positioned below the shroud and fan ring. The duct has a first opening that opens to an engine compartment, and a second opening that opens to ambient. A flow path extends between the first and second openings and is arranged to route heated air in proximity to the shroud and fan ring to ambient. | 11-21-2013 |
20130319352 | METHOD FOR LOWERING THE AIR TEMPERATURE OF AN ENGINE COMPARTMENT OF A VEHICLE - In a method for lowering the air temperature of an engine compartment of a vehicle accommodating an internal combustion engine, an air-fluid heat exchanger having at least one cooling element for cooling the air-fluid heat exchanger, and an electric drive, the at least one cooling element is activated as a function of the temperature of a fluid side of the air-fluid heat exchanger and as a function of a temperature of the electric drive. | 12-05-2013 |
20130319353 | FAN SYSTEM FOR A COOLING SYSTEM OF AN INTERNAL COMBUSTION ENGINE - Fan system ( | 12-05-2013 |
20140026833 | Cooling Fan Shroud - A cooling fan shroud comprises multiple, functionally identical sections that form a ring-like structure that completely surrounds the fan when the shroud is installed onto an aperture plate or other structure. The shroud makes the cooling system more efficient by improving air flow at a given fan speed by reducing fan tip clearance, and increasing air flow due through the fan. An alternative, single piece shroud is also provided which can be retrofitted to an existing cooling system. | 01-30-2014 |
20140209047 | Engine Compensation for Fan Power - A method for controlling the power of an engine is provided. The method includes determining a baseline fuel amount, determining an engine cooling fan operating condition based on an engine operating parameter, determining an engine cooling fan command based on the engine cooling fan operating condition, determining an engine cooling fan power level based on the engine speed and the engine cooling fan command, determining an additional fuel amount based on the engine cooling fan power level, adding the additional fuel amount to the baseline fuel amount to create a compensated fuel amount, and providing the compensated fuel amount to the engine. An engine system, including an engine controller coupled to an engine, a fuel system and a hydraulic pump, is also provided. The engine controller includes a processor adapted to perform a set of instructions that controls the power of the engine. | 07-31-2014 |
20150377116 | Forced Air Blower Bypass System - A cooling air bypass is disclosed which prevents premature failure of an engine in the event the cooling air from an external blower is somehow obstructed or shut off. | 12-31-2015 |
20160161147 | Flameless Heater System - A flameless heater system that doubles as a source of compressed air. The flameless heater system generally includes an engine and an air compressor as sources of radiant heat. Air is forced past an engine radiator and an air compressor heat exchanger to create heated forced air that is conducted through ducts to a desired destination. The system can be operated only as a heater, or only as a source of compressed air, or both at the same time. | 06-09-2016 |
20160177894 | Engine Air Pre Cleaner Evacuation System for Work Machine | 06-23-2016 |