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| Number | Title | Issue Date |
| 7921705 | Engine coolant temperature estimation system An engine coolant temperature estimation system comprises a coolant temperature estimation module and a coolant monitoring module. The coolant estimation module estimates an engine coolant temperature based on at least one of a mass air flow, a vehicle speed, and an... | 04/12/2011 |
| 7857508 | Method for monitoring the functionality of a temperature sensor In a method for monitoring the functionality of a temperature sensor that can deliver an electrical signal as a function of the measured temperature and is disposed, in particular, in the cooling water circuit of an internal combustion engine, the persistence of the... | 12/28/2010 |
| 7524106 | Abnormality diagnosis apparatus and method for water temperature sensor There are occasions when an intermittent abnormality occurs in a water temperature sensor that is of a type that does not cause a sudden change in a detection value of the water temperature sensor. The movement of the detection value of the water temperature sensor ... | 04/28/2009 |
| 7369057 | Power generator and power generator auxiliary monitoring A generator monitoring system and method includes a plurality of sensors (12) disposed within a generator enclosure (18) to sense health conditions of a generator (10) housed within the enclosure. The sensors are interconnected to provide a sing... | 05/06/2008 |
| RE40262 | Method to infer engine coolant temperature in cylinder head temperature sensor equipped vehicles The present invention provides a method of inferring the engine coolant temperature in cylinder head temperature sensor equipped vehicles including the steps of measuring the cylinder head temperature, calculating the engine coolant temperature from the measured cyl... | 04/29/2008 |
| 7304848 | Apparatus for performance testing of heat dissipating modules An apparatus (10) for performance testing of heat dissipating modules (19) includes an enclosure (11) configured for receiving the heat dissipating module therein, a vertically movable platform (13) for supporting the enclosure thereon, a... | 12/04/2007 |
| 7201513 | Temperature sensor In a temperature sensor for an engine, abutting surfaces of two parts that form a compartment for a temperature sensing element of the sensor is interposed with a sealing material being compressed by an raised portion on one of the abutting surfaces to the other sur... | 04/10/2007 |
| 7147369 | Temperature sensor A temperature sensor used to monitor coolant and an automobile coolant system. The temperature sensor includes a one-piece housing having a sensor portion and a connector portion. A sensor assembly, including a sensor having a pair of terminals connected thereto is ... | 12/12/2006 |
| 6944583 | Multi-threaded frame safe synchronization of a simulation A computer program executes a simulation. The computer program includes a plurality of service programs, where the service programs are configured to collectively determine simulated attributes of objects of an environment under simulated operation. Each service is ... | 09/13/2005 |
| 6908225 | Failure diagnosing apparatus for an engine cooling water temperature sensor The invention provides a failure diagnosing apparatus having a first sensor for detecting a temperature of cooling water of an engine mounted on a vehicle and a second sensor for detecting a temperature associated with the engine. The apparatus calculates a first di... | 06/21/2005 |
| 6840640 | Multi mirror system for an illumination system There is provided a multi-mirror system for an illumination system with wavelengths ≦193 nm. The multi-mirror system includes (a) an imaging system having a first mirror and a second mirror, (b) an object plane, (c) an image plane in which the imaging system forms... | 01/11/2005 |
| 6718256 | Method for identifying an operating state of an engine soak timer A method for determining the existence of a “short time” type state within a vehicle control assembly 10. The method requires the measurement of the temperature 59 of engine coolant 16 at a first time 61 and the determination and/or t... | 04/06/2004 |
| 6695473 | Diagnostic system and method for a motor vehicle A diagnostic system for a motor vehicle comprises a component installed within motor vehicle. The system further includes an identifier device mechanically coupled to the component. The identifier device comprises an identifying portion which identifies t... | 02/24/2004 |
| 6644850 | Temperature sensing device for an internal-combustion engine A temperature sensing device for an internal-combustion engine includes a carrier structure, a first sensor element accommodated on the carrier structure, a second sensor element also accommodated on the carrier structure, an engine air guiding device for... | 11/11/2003 |
| 6522990 | Methods and apparatus for reducing temperature overshoot Methods and apparatus for reducing temperature overshoot in an engine, such as in a gas turbine aircraft engine, are described. In an exemplary embodiment, an unmeasured temperature to be regulated in an engine is determined by measuring a temperature in ... | 02/18/2003 |
| 6431824 | Turbine nozzle stage having thermocouple guide tube A guide tube is fixed adjacent opposite ends in outer and inner covers of a nozzle stage segment. The guide tube is serpentine in shape between the outer and inner covers and extends through a nozzle vane. An insert is disposed in the nozzle vane and has ... | 08/13/2002 |
| 6328468 | Device for fixing temperature sensing element for air conditioner and method of assembling the same A fixing method of a temperature sensing element of an air conditioner and its assembling method, including a fixing portion to be fixed to a main body, an opening portion forming an opening surface, a folded portion having a holding portion for holding a... | 12/11/2001 |
| 6283092 | Method for controlling engine during malfunction of coolant temperature sensor Disclosed is a method for controlling an engine during the malfunctioning of a coolant temperature sensor. The method includes the steps of determining whether the coolant temperature sensor is malfunctioning by using information supplied from various ele... | 09/04/2001 |
| 6238087 | Method and apparatus for characterizing a quench A method and apparatus for characterizing a quench for producing desired hardness characteristics on a steel part. The characterization preferably includes a series of heat transfer coefficients versus temperature for the quench determined from informatio... | 05/29/2001 |
| 6200021 | Abnormality detector apparatus for a coolant apparatus for cooling an engine An abnormality detector apparatus for an engine water-cooling apparatus has an electronic control unit (ECU) for precisely and quickly determining and detecting an operation abnormality of a thermostat or a water temperature sensor. After the engine is st... | 03/13/2001 |
| 6086248 | Process for the model-supported simulation of the coolant temperature in the case of a vehicle based on initially measured conditions A process for the model-supported simulation of the coolant temperature in the case of a vehicle is provided. Conventionally, two temperature sensors are used for determining the coolant temperature, in which case one exists only for determining the tempe... | 07/11/2000 |
| 6026679 | Method to infer engine coolant temperature in cylinder head temperature sensor equipped vehicles The present invention provides a method of inferring the engine coolant temperature in cylinder head temperature sensor equipped vehicles including the steps of measuring the cylinder head temperature, calculating the engine coolant temperature from the m... | 02/22/2000 |
| 5960669 | System for estimating temperature of vehicle hydraulically-operated transmission A system for estimating a temperature of a vehicle hydraulically-operated transmission including a hydraulic torque converter, a plurality of frictional engaging elements such as clutches installed in the transmission and a hydraulic pressure supplying ci... | 10/05/1999 |
| 5895117 | Process for correctly sensing an outside temperature A process correctly senses an outside temperature. In the case of vehicles, outside temperature sensors are conventionally provided which falsify measuring results due to environmental and outside influences. For example, the engine temperature heats the ... | 04/20/1999 |
| 5716134 | Device for detecting the temperature of a gearbox The invention provides an arrangement for detecting the temperature of an automatic gearbox which has a temperature sensor and a starter-interlock contact switch in the gearbox component and, externally with respect thereto, a gearbox control device to wh... | 02/10/1998 |
| 5669337 | Temperature sensing system for an internal combustion engine A temperature sensing system for an internal combustion engine includes a heat transfer element communicating with both the engine coolant passage in the cylinder head and the cylinder head itself. A temperature sensor is used to sense the temperature of ... | 09/23/1997 |
| 5660473 | Thermal sensor The present invention concerns a thermal sensor designed to house two thermistors in a metallic case to detect temperatures of a cooling water of engines. The thermal sensor is composed of a metallic case in a tip portion of which the first thermistor is ... | 08/26/1997 |
| 5656771 | Motor vehicle cooling system status indicator Disclosed is a method for monitoring the status of a motor vehicle engine cooling system including sensing the pressure and temperature of coolant in the cooling system, generating respective output signals, and processing the output signals to generate a... | 08/12/1997 |
| 5526871 | Quick connect diagnostic apparatus and method for a vehicle cooling system A quick connect diagnostic apparatus for the cooling system of a vehicle engine includes first, second and third temperature sensors which are configured to attach to liquid hoses which circulate cooling liquid throughout the engine, the first sensor atta... | 06/18/1996 |
| 5324114 | Temperature and pressure sensor for cooling systems and other pressurized systems A device for monitoring the temperature and pressure of a liquid coolant in a cooling system having a sealant which seals around a needle from a pressure or temperature probe and re-seals itself upon removal of the needle. The sealant is fitted within an ... | 06/28/1994 |
| 5295747 | Temperature and pressure sensor for cooling systems and other pressurized systems A device for monitoring the temperature and pressure of a liquid coolant in a cooling system having a sealant which seals around a needle from a pressure or temperature probe and re-seals itself upon removal of the needle. The sealant is fitted within an ... | 03/22/1994 |
| 5245510 | Hybrid integrated circuit device A hybrid integrated circuit device has a primary heat sink and a secondary heat sink. A heat-generating semiconductor chip is mounted on the primary heat sink. A thermocouple is embedded in a portion of the primary heat sink immediately below a heat-gener... | 09/14/1993 |
| 5201840 | Temperature transducer A temperature transducer for the cylinder head of a liquid-cooled internal combustion engine. It comprises a housing with a lead that forwards signals from a sensor sensing the temperature of the coolant. The housing accommodates not only a coolant-temper... | 04/13/1993 |
| 5020007 | Method for monitoring the health of physical systems producing waste heat A method for monitoring the health of a physical system that produces waste heat as a function of ambient temperature includes the generation of a standard profile model of the system in good health and a degraded profile model of the system in bad health... | 05/28/1991 |
| 4978230 | Apparatus and method for determining heat transfer coefficient based on testing actual hardware rather than simplistic scale models of such hardware The heat transfer coefficient distribution on the surface of a component is measured by removing a predetermined amount of material from the surface of the component and replacing it with an insert comprising a layer of low thermal conductivity material, ... | 12/18/1990 |
| 4874254 | Coolant outlet element for use in cooling system of internal combustion engine A coolant outlet element to be mounted to a coolant extraction port in the cooling system of an internal combustion engine for mounting a plurality of temperature sensing elements for detecting coolant temperature, having a shell body formed with a coolan... | 10/17/1989 |
| 4848925 | Method and device for testing of temperature control valves in the water cooling system of locomotive engines A portable device is provided herein for testing a plurality of thermostats in situ, each thermostat being connected to an associated one of heat sensing units which are located within a liquid coolant circulation system of a manifold of a locomotive engi... | 07/18/1989 |
| 4842419 | Combination temperature sensor and switch assembly A sensing device for monitoring engine coolant temperature comprises a two leaded thermistor, a single lead thermistor and a single lead bimetal switch in a compact shell. The switch and one thermistor are electrically grounded to the shell. A bimetal lea... | 06/27/1989 |
| 4706063 | Pressure-biased, temperature sensor A pressure-biased, temperature sensor means utilizing a cooperating pair of aligned bellows operators in a chamber communicating with a fluid to a reference pressure. One of the bellows is responsive to an elevated temperature of a fluid coolant system an... | 11/10/1987 |
| 4702620 | Methods of and apparatus for testing internal combustion engines by monitoring the cooling systems thereof An electronic thermostat tester monitors the heat rise of the coolant in the radiator of an internal combustion engine as a function of time and provides "defect" signals if the heat does not reach a preselected level (160° F.) in a predetermined time pe... | 10/27/1987 |
