Class 290/1B - Air-cooled generator

Subclass of Class 290 - Prime-mover dynamo plants
No. of patents: 74
Last issue date: 02/17/2009

Number	Title	Issue Date
7492050	Cooling system for a portable generator A method for cooling a generator. The method includes drawing air into a first zone of a housing through a first air intake, drawing air through a controller air intake adjacent a generator controller, directing air from the first zone into a second zone past a sepa...	02/17/2009
7352578	Fuel cell system with inverter and phase change material The present invention is a back-up power supply of alternating current and direct current, with the alternating current being generated by an inverter from the direct current, which is produced by a fuel cell. The inverter is at least partially encompassed by a phas...	04/01/2008
7309927	Engine generator A framework of an engine generator can be made up of a front frame and a rear frame which can be made from aluminum die castings. Securing frames can be configured to removeably connect the opposing bottom edges of the front frame and the rear frame, on their both s...	12/18/2007
7291932	Auxiliary power unit for a diesel powered transport vehicle There is disclosed a system for use in transport vehicles, comprising in combination an auxiliary power unit (APU) for a transport vehicle powered by a diesel engine and having a fuel system, an engine exhaust system and a battery powered electrical system; and a lo...	11/06/2007
7259469	Vehicle auxiliary power unit, assembly, and related methods A truck includes an auxiliary power unit having components specifically selected such that they form a stand-alone unit that can fit within an auxiliary compartment of a vehicle and deliver heating, cooling, and additional electric power to the vehicle. Included is ...	08/21/2007
7245031	Generator with integrated powerswitch A generator having electronic circuit breakers as circuit breakers, whereby circuits comprising thyristors, IGBT elements and/or GTO thyristors are used, and whereby the circuit breakers are integrated into the generator, preferably in that the circuit breakers are ...	07/17/2007
7245033	Auxiliary heating and air conditioning unit for a diesel powered transport vehicle There is disclosed a system comprising a compact, AC operated auxiliary heating and air conditioning unit operable in the cabin of a transport vehicle and powered by the an auxiliary power unit (“APU”). The system includes control means coupled to the auxiliary ...	07/17/2007
7221061	Power generation system having an external process module A power generation system includes a power module and an external process module. The external process module may include at least one engine support element. The power module has at least one connection zone, and the external process module has at least one connect...	05/22/2007
7191983	Methods and systems for controlling flammability control systems in aircraft and other vehicles Methods and systems for controlling fuel tank flammability control systems are disclosed herein. In one embodiment, a system for use with an aircraft or other vehicle includes a flammability control system and a controller operably coupled to the flammability contro...	03/20/2007
7193333	Low NOX emission single side access gas engine driven electrical generating system The present invention is a gasoline engine driven electrical generating system for use in confined space enclosures wherein all routine servicing can be accomplished from the single exposed side. The ambient operating temperature of the confined enclosure is minimiz...	03/20/2007
7186083	Wind energy conversion device A wind energy conversion device includes a propeller in which each of the propeller blades includes a proximal (radially inward) non-airfoil mounting section, a medial section and a distal tip section mounted to pivot relative to the medial section about a pitch axi...	03/06/2007
7161255	Isolated generator equipment compartment A power plant has a generator that is cooled by hydrogen gas. The power plant has a terminal compartment for housing stator terminals of the generator and conductor connections of a main bus taking electrical power away from the power plant. The power plant has a ge...	01/09/2007
7129604	Air cooled type generator that is mounted in easier and quicker manner An air cooled type generator includes a housing, an engine, a cooling fan mounted in the engine, a generator body having a first side juxtaposed to the engine, and a cooling fan rotatably mounted on an opened second side of the generator body and including a plurali...	10/31/2006
7111592	Apparatus and method for cooling engine coolant flowing through a radiator An apparatus and method are provided for facilitating the cooling of engine coolant flowing through a radiator operatively connected to the engine of an engine-driven, electrical generator set. The engine has a crankshaft rotatable about a first axis and a radiator ...	09/26/2006
7093789	Delta-winged hybrid airship In one aspect, a hybrid airship including an outer shell, a plurality of helium filled gas envelopes, and an all-electric propulsion system may have the shape of a delta-wing. In some embodiments, the hybrid airship may be launched using buoyancy lift alone and aero...	08/22/2006
7081682	Portable power modules and related systems A portable power module trailerable over public roads and capable of providing at least approximately one megawatt of electrical power. In one embodiment, the portable power module includes a gaseous fuel motor drivably connected to an electrical generator. The moto...	07/25/2006
7049707	Auxiliary power unit for a diesel powered transport vehicle There is disclosed an auxiliary power unit (APU) for a transport vehicle powered by an internal combustion engine. An enclosure houses and supports the APU on the transport vehicle. An air-cooled engine within the enclosure directly drives an air-cooled, brushless g...	05/23/2006
7034410	Compact auxiliary power generator A low profile engine/generator set has dimensions suitable for being placed in an enclosure hung on the frame of a vehicle. The enclosure may serve as a step for ingress and egress from the vehicle. To reduce the space required for a generator and engine to fit with...	04/25/2006
7023101	Air cooling generator A generator includes a housing, an engine, a first main impeller rotatably mounted in the engine, a first secondary impeller rotatably mounted in the housing and located outside of the engine, a generating body, a second main impeller rotatably mounted in the genera...	04/04/2006
7012822	Integrated traction inverter module and DC/DC converter Integrated power conversion systems and methods for use in an electric vehicle having an electric motor, a primary high-voltage energy source, and an auxiliary energy source including a traction inverter module operable for converting a DC current generated by the h...	03/14/2006
7007966	Air ducts for portable power modules Air ducts for portable power modules trailerable over public roads and capable of providing at least approximately one megawatt of electrical power. In one embodiment, the portable power module includes a shipping container having an air inlet and housing a gaseous ...	03/07/2006
6998739	Alternator cover shield An alternator cover shield which is designed to close the starter pulley opening or cavity in an alternator cover when the recoil assembly has been removed. The alternator cover shield is characterized by a flat, typically transparent plate fitted with spaced-apart ...	02/14/2006
6995477	Multi-functional power source A multi-functional power source includes a generator and an engine arrangement to drive a crankshaft to rotate. The generator includes a generator housing, a rotor which couples with the crankshaft and includes a magnetic element coaxially and rotatably disposed wit...	02/07/2006
6978213	Voltage conversion system and method and recording medium A battery voltage is increased in a converter and is input to an inverter that supplies a motor with a motor drive current. A control unit detects input and output voltages of the converter from outputs of voltage sensors and controls the switching in the converter ...	12/20/2005
6927554	Simple optimal estimator for PbA state of charge A state of charge estimator for a battery includes a meter that generates a terminal voltage signal of the battery and a terminal current signal of the battery. A controller employs a linearized model of the battery and a time-varying state estimator. The controller...	08/09/2005
6917121	Power generator unit A power generator unit incorporates an engine and a generator driven by the engine. The generator incorporates a multi piece sound insulation cover that allows for efficient cooling of the various internal components. A plurality of cooling paths are created within ...	07/12/2005
6903466	Wind-power generator pod constituted by the body of an electricity generator The pod of wind-powered generator is constituted by a rigid fairing in which at least one electricity generator for coupling to at least one wind-driven propeller is disposed. The rigid fairing of the pod is formed by the body of the generator in which there are mou...	06/07/2005
6812582	Integrated semi-truck air conditioning system with auxiliary power source An integrated conventional air conditioning system for use in trucks having an auxiliary power source to drive the compressor when the main engine is not operating. The compressor has a single shaft with a clutch engagable pulley coupled thereto and a belt-driven pu...	11/02/2004
6784574	Air flow arrangement for a stand-by electric generator An air flow structure is provided for controlling the flow of air through an enclosure of a generator. The enclosure has first and second opposite ends and the generator includes an alternator and an engine driving the alternator. A first air flow generator draws am...	08/31/2004
6661107	Engine generator An engine generator having an engine unit and generator are accommodated in a noise insulation case with a crankshaft oriented in a widthwise direction of the noise insulation case. An air cleaner is disposed at the front end of the noise insulation case ...	12/09/2003
6552454	Generator structure incorporating multiple electrical generator sets A generator structure is provided for generating electrical power. The generator structure includes an enclosure having first and second spaced sidewalls interconnected by first and second end walls so as to define an interior. First and second generator ...	04/22/2003
6512305	Method and apparatus having a turbine working in different modes for providing an uninterruptible supply of electric power to a critical load An uninterruptible power supply (UPS) system supplies power to computers, medical apparatus or other critical loads when primary power supply falters. The UPS system includes an electrical machine connected to a turbine that can be rotated by a motive flu...	01/28/2003
6489690	Portable engine generator having a fan cover with heat radiating surface In an engine generator unit, an engine is connected with an outer-rotor/magnet type generator that has a cantilevered outer rotor functioning also as a substitute for an engine fly wheel. Cooling fan device is attached to the outer rotor. The generator an...	12/03/2002
6431126	Engine generator An engine generator has an engine and a muffler driven by the engine, both protected by an engine cover. The engine cover has a double-wall structure of an outer wall that protects the engine generator, an inner wall that forms a space for containing the ...	08/13/2002
6414399	Multifunctional operating unit for nautical use A multifunctional operating unit which in the nautical field is used to produce electric power. Advantageously this unit is provided with one or more containers associated with an internal combustion engine, wherein sea water coming from outboard circulat...	07/02/2002
6376944	Electrical power generator A backup power supply includes a housing with a central compartment holding an electrical generator preferably an alternator and a hydrocarbon powered motor. The housing further includes first and second side compartments. The first side compartment store...	04/23/2002
6242819	Gas expansion turbine for low power output In a gas supply pipe section, an asynchronous motor generator unit is provided in a pipe section consisting of a single supply pipe upstream (at the high pressure side) and adjacent to a separating wall including nozzles for the decompression of the gas. ...	06/05/2001
6239502	Phase change assisted heat sink In an electric vehicle, the traction motor is driven from a battery by way of a controllable electric power switching arrangement. In normal operation of the switches of the switching arrangement, the power losses or heating of the switches depends upon t...	05/29/2001
6225706	Method for the isothermal compression of a compressible medium, and atomization device and nozzle arrangement for carrying out the method A method and a device for the isothermal compression of a compressible medium preferably air, for the operation of a turbomachine which is intended to generate energy and in which a pressurized liquid, preferably water, is atomized by means of an atomizat...	05/01/2001
6124644	Single core dual circuit heat exchange system A system has an engine (24), a generator (28) driven by the engine (24) to generate a DC voltage, and an inverter (30) electrically coupled to the generator (28) to convert the DC voltage to an AC signal. The system also has a first heat exchange circuit ...	09/26/2000

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Class 290/1B - Air-cooled generator