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Measuring And Testing > Motor And Engine Testing

Motor And Engine Testing

Motor And Engine Testing patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

01/24/08 - 20080016954 - Procedure and control unit to diagnose a secondary air system
A procedure is introduced to test the functional capability of a secondary air system of an internal combustion engine, wherein values of a pressure are acquired, which arises in the secondary air system between the secondary air pump and a secondary air flow cross section, which can be controlled, when ...

01/17/08 - 20080011068 - Apparatus and method of making and using the apparatus for adjusting engine valves
Described is a method of making and using an adherent indicia strip on a crankshaft pulley of a piston engine to adjust engine valves. The method includes cutting the strip to a length sufficient to exactly encircle the crankshaft pulley; placing midpoint marks onto a visible outside surface of the ...

11/15/07 - 20070261481 - Procedure to operate a metering device of an exhaust gas emission control system and device to implement the procedure
A procedure to operate a metering device of an exhaust gas emission control system of an internal combustion engine and a device to implement the procedure are proposed. At least one component in an exhaust gas emission control configuration of the exhaust gas emission control system requires at least in ...

11/08/07 - 20070256482 - Disturbance-resistant bumpless crankshaft position sensing
Disclosed herein are methods of generating a virtual crankshaft positioning stream of signal pulses that is derived from one or more series of actual crank signals. The virtual stream is useful for monitoring crankshaft positioning and is able to persist despite electromagnetic disturbances in the series of actual crank signals. ...

10/25/07 - 20070245816 - Timing device for internal combustion engine
A stroboscopic timing device for an internal combustion engine includes a switchable light source having a light emitter and a base for mounting the light source on an exterior surface of an engine adjacent to a rotating shaft such as a camshaft or a crankshaft. A power source and trigger ...

08/16/07 - 20070186631 - Ice-processing device
An ice-processing device is configured to test a consequence of ice on an aircraft engine component by simulating an effect on the ice upstream of the component. ...

05/17/07 - 20070107504 - Inspection system for a turbine blade region of a turbine engine
An inspection system formed at least from a viewing tube for inspecting aspects of a turbine engine during operation of the turbine engine. An outer housing of the viewing tube may be positioned within a turbine engine using at least one bearing configured to fit into an indentation of a ...

05/03/07 - 20070095131 - Abnormal condition detecting system for engine
In an abnormal condition detecting system, an electronic control unit determines that a condition for carrying out a process for detecting an abnormal condition of an electric motor and/or electric supply lines for the motor is satisfied, when a position of a control valve is at its initial closed position. ...

04/26/07 - 20070089500 - System and method for diagnosing a controller in a limited rotation motor system
A method of analyzing a limited rotation motor system is disclosed. The method includes the step of providing a motor control frequency domain signal that is representative of a frequency domain representation of the motor control signal responsive to a first digital signal that is representative of a motor control ...

04/26/07 - 20070089499 - Control system for gas turbine engines
In a control system for a gas turbine engine that uses the outlet pressure of the turbine as an importation control parameter, when the high pressure sensor for detecting the outlet pressure of the turbine is found to be faulty, it is determined if an estimated value of the outlet ...

04/12/07 - 20070079651 - Method for ensuring the reliability of technical components
The invention relates to a method for ensuring the reliability of technical components, especially of internal combustion engines and the parts thereof, by means of a test program. ...

03/29/07 - 20070068235 - Torque sensor integrated with engine components
A torque sensor system and method. An automotive engine is located opposite a torque converter, such that a shaft extends from the engine and interacts with the torque converter. A target is located between the engine and torque converter. One or more torque sensors can be integrated with one or ...

03/08/07 - 20070051170 - Method and apparatus for monitoring cyclic variability in reciprocating engines
A method and apparatus is presented for monitoring the cyclic variability of combustion or one or more cylinders of a reciprocating internal combustion engine. Exhaust temperature signals are acquired from one or more exhaust temperature sensors. Cycle-by-cycle values which are related to combustion characteristics are obtained from each exhaust temperature ...

03/01/07 - 20070044547 - Acute angle pressure sensor probe and method
A sensor probe (116) includes a probe tip (205) having a probe centerline (207). A pressure tube (209) fluidly connects the probe tip (205) with a pressure sensor (115). A pipe (107) having a centerline (201) is connected to the sensor probe (116). The pipe centerline (201) and the probe ...

01/25/07 - 20070017281 - Apparatus and system for wide angle narrow-band optical detection in daylight
Techniques for filtering light include, along a central optical axis, an entrance window; a first polarizer, a narrowband polarization-changing material, a second polarizer, and an exit window. The optical paths through the filter are substantively unscattered and pass through unstressed components between the polarizers. The polarization-changing material changes polarization for ...

01/25/07 - 20070017280 - Wear monitoring
Monitoring apparatus 12 for monitoring bearing wear in a large two stroke internal combustion engine 10. The apparatus 12 includes two proximity sensors 14 which are arranged to detect the position of a guide shoe 18 at the bottom dead centre of its stroke. Respective detected positions of the guide ...

01/11/07 - 20070006642 - Diesel fuel dilution level determination of diesel engine oil
A method for determining fuel dilution of diesel engine lubricating oil in a diesel engine. A first table contains a soot compensation factor, respectively, for each weight of oil selected among a predetermined range of oil weights. A second table contains fuel dilution levels for a plurality of predetermined compensated ...

01/04/07 - 20070000315 - Apparatus for testing a moving vehicle
An apparatus and method is provided for testing at least one performance characteristic of a vehicle. ...

01/04/07 - 20070000314 - Industrial engine completion inspection method
An inspection method is conducted after the assembly of an industrial engine is complete. An identification code assigned to an industrial engine is read. Basic engine specification data and device-specific engine specification data that correspond to the read identification code are extracted from a database to a completion inspection unit. ...

12/28/06 - 20060288765 - Cylinder head gasket and combustion state detector using the same
A cylinder head gasket, interposed between a cylinder head and a cylinder block in an engine, comprises a thin metal plate having a thickness between 0.1 and 2.0 mm, and elastic insulating sheets placed on both surfaces of the thin metal plate and each having a thickness between 0.01 and ...

12/28/06 - 20060288764 - Method to test a dynamic torque-generating device and a device to determine the dynamic behavior of a driving shaft
The course of torque transmitted though the driving shaft (3) between the torque generating device (1) to be tested and the driving or loading mechanism (2) is determined during an identification phase in the completely constructed test bench with the use of a rotating driving or loading mechanism (2) at ...

11/02/06 - 20060243038 - Compression tester adapter apparatus and method
A compression tester adapter includes a plug fitting, a connector fitting and a flexible hose connected to the plug fitting and to the connector fitting to adapt a standard internal combustion engine cylinder compression tester hose assembly to a 16-millimeter threaded spark plug socket in an internal combustion engine cylinder ...

08/24/06 - 20060185425 - Method for supplying an internal combustion engine with conditioned combustion gas, device for carrying out said method, method for determining the quantities of pullutants in the exhaust gases of an internal combustion engine, and device for carrying out
A method and apparatus for determining the quantities of pollutants in the exhaust gases of internal combustion engines wherein an essentially constant and fully conditioned quantity of humidity and/or temperature-conditioned combustion gas is supplied to the internal combustion engine at each instant whose quantity corresponds to at least the maximum ...

06/29/06 - 20060137436 - Method for testing at least three sensors, which detect a measurable variable for an internal combustion engine
A method for checking at least three sensors which detect a measured quantity in the area of an internal combustion engine. A measure of the sensor signal of the particular sensor to be checked is compared to a reference signal which is obtained from at least one part of the ...

06/15/06 - 20060123896 - Test stand for motor vehicles
A test stand for motor vehicles with a roller assembly (1) having a contact surface (3) for rolling the wheels (2), with the contact surface (3) being rotatably driven and adapted to be blocked, and/or braked, and/or released. The the roller assembly (1) is mounted for at least a slight ...

06/01/06 - 20060112761 - Vehicle maintenance identification apparatus
The invention described and claimed in this application is for a fluid drip, tire tread, tire pressure, and foreign exhaust identification apparatus for a vehicle and the like. The inventive device includes a mat with stenciled regions drawn on the mat that identify various vehicle systems, which is placed beneath ...

05/18/06 - 20060101902 - Engine misfire detection
A method of detecting an engine malfunction such as a misfire includes determining engine speed values at each of a plurality of measurement angular positions, heterodyning the engine speed values with sine and cosine functions indexed in the angular domain, passing the heterodyned results through a low pass filter, and ...

04/27/06 - 20060086181 - Combustion device control system for use in an engine
An engine combustion device control system is disclosed, wherein, as a flywheel 10 rotates, a detection sensor 70 detects indexes 20a formed on an inner surface of the flywheel 10 to accurately measure the number of engine revolutions and a piston position. The indexes 20a are formed along a circle ...

04/13/06 - 20060075808 - Method for determining state of engine speed sensor for vehicle
Disclosed is a method for determining the state of an engine speed sensor for a vehicle which can improve stability of the engine during the slow speed rotation of the engine through prompt entry into failure mode by changing a condition of the failure determination according to the state of ...

03/30/06 - 20060065048 - Sensor arrays based on electronic oscillators
A sensor array for measuring various parameters in a machine environment, the sensor array comprising a number of oscillators, each of the oscillators comprising a feedback network, an amplifier and a limiter being connected together in a loop. The feedback network has a frequency which varies with the parameters to ...

03/23/06 - 20060059978 - Sensor
A sensing system having at least one magnetic or inductive sensor for determining the position of a piston. The sensor system has a positioning device with which at least two sensing positions for the sensing system can be set and adjusted. ...

03/16/06 - 20060053875 - Pressure-measuring glow plug
A pressure-measuring glow plug for a diesel engine with a plug body (3, 4) for insertion into a cylinder of the diesel engine, a heating rod (1) which is arranged in the plug body (3, 4), and a pressure sensor, which is arranged under an initial tension between the heating ...

03/16/06 - 20060053874 - High temperature combustion tube
An improved reaction tube having an interior configured for bifurcated chambers. The present device has an inert chamber and a catalyst chamber where the materials contained therein are decoupled from one another. This improved tube is especially beneficial as it provides for greater working efficiency, preservation of catalytic materials, straightforward ...

03/16/06 - 20060053873 - Method and apparatus for testing a moving vehicle
An apparatus and method is provided for testing at least one performance characteristic of a vehicle. ...

01/19/06 - 20060010970 - Dynamometric bench for headstocks with sohc and dohc type overhead camshaft for internal combustion engines
Dynamometric bench for headstocks with SOHC and DOHC type overhead camshaft for internal combustion engines has a testing workbench connected to a monitoring and control panel such that the testing workbench comprised of a mobile platform, protected by a cover, where the headstock is placed, with an overhead camshaft gear ...

12/29/05 - 20050284214 - Electric engine start system with inspection mode
A turbine engine inspection arrangement utilizes a motor that is otherwise utilized for starting the engine. An inspection interface allows for communicating with a motor controller to operate the motor in an inspection mode. During inspection, the motor moves the components of the engine very slowly or in an incremental ...

11/24/05 - 20050257604 - Method and system for determining engine cylinder power level deviation from normal
Individual cylinder output deviations from a normal operating engine cylinder are detected via an analysis of crank shaft speed fluctuations. In the detection phase, the engine is operated at a steady state low idle condition, and engine speed data is collected over a plurality of engine cycles. This data is ...

11/10/05 - 20050247118 - Inclination sensor
An inclination sensor is provided with a main body fixed to a vehicle, a pendulum supported by the main body so as to swing in response to an inclination of the vehicle, and a magnetic sensor that senses the inclination of the pendulum in order to detect as to whether ...

10/27/05 - 20050235743 - Manifold air flow (maf) and manifold absolute pressure (map) residual electronic throttle control (etc) security
An engine fault diagnostic system includes a diagnostic module that generates a manifold absolute pressure (MAP) error signal and that generates a mass air flow (MAF) error signal. A security module generates an air flow fault when the MAP error signal exceeds a MAP threshold and the MAF error signal ...

10/27/05 - 20050235742 - Method for measuring cylinder specific parameters in a combustion engine
The invention concerns a method to measure parameters in the combustion chamber of a piston engine that comprises an ignition system. An alternating voltage is applied across the secondary winding of the ignition coil and the value of the current that arises in a measurement circuit that co-operates with the ...

10/20/05 - 20050229686 - Detection of oil in turbine engine bleed air
A method of measuring the presence of oil in turbine bleed air that uses an aerosol sampler/size classifier to do a comparative measurement of the engine bleed air to the ambient air entering the engine on a real time basis by comparing quantity and size distribution of suspended particles of ...

10/06/05 - 20050217355 - Camshaft position sensor testing system
A camshaft testing system has a test sleeve, a controller, and main voltage supply. The camshaft position sensor is placed into the test sleeve. The controller activates the camshaft position sensor. The test sleeve has a test bar, which moves across the camshaft position sensor. The movement of the test ...

09/29/05 - 20050210968 - Vehicle maintenance identification apparatus
The invention described and claimed in this application is for a fluid drip, tire tread, tire pressure, and foreign exhaust identification apparatus for a vehicle and the like. The inventive device includes a mat with stenciled regions drawn on the mat that identify various vehicle systems, which is placed beneath ...

09/22/05 - 20050204803 - Method for testing an electric motor
A method for testing an electric motor which is connected to a valve element by at least one component comprises starting the motor, measuring a movement parameter of at least one of the motor and the component without moving the valve element, and stopping the motor when the measured movement ...

09/08/05 - 20050193808 - Cam shaft intake angle examining device
An intake angle examining device for an engine cam shaft includes a base adapted for receiving the engine, a measuring disk pivotally connected to the base for allowing the cam shaft to extend therethrough and an adjusting rod extendable into a cylinder of the engine to secure the cam shaft. ...

08/18/05 - 20050178191 - Measuring device for volume of engine combustion chamber
A measuring device used in a manufacturing process of an engine, to determine the volume of a complex shaped combustion chamber precisely and quickly in a dry state. A reference chamber is mounted on a combustion chamber of a engine head block which is placed upside down, cyclic volume variation ...

08/04/05 - 20050166668 - Vehicle maintenance sensing device and method therefor
A vehicle maintenance device for acoustical and vibration sensing of an engine has a flexible wand member having a channeling running the length of the flexible wand member. A housing is coupled to a first end of the flexible wand member. A handle section is coupled to a second end ...

07/14/05 - 20050150281 - Self-powered wireless sensor assembly for sensing angular position of the engine crankshaft in a vehicle
A self-powered, wireless sensor assembly is provided for sensing crankshaft position of an engine comprising a rotatable flywheel having a ring gear. The sensor assembly includes an electromagnetic sensor responsive to structural features on the ring gear when the ring gear rotates. A power supply is coupled to generate a ...

07/07/05 - 20050145022 - Device for determining the exhaust gas recirculation rate of an internal combustion engine
In a device for determining an exhaust gas recirculation rate (EGR) in an internal combustion engine, wherein the device includes a sensor unit, which in a first region is exposed to an exhaust-gas atmosphere from an exhaust gas recirculation line and in a second region is exposed to an exhaust ...

06/09/05 - 20050120782 - Engine rotation information detection device
An engine rotation information detection device including: a generator that rotates in synchronization with an engine to output an AC voltage; a pulse signal generator that detects reluctors of a rotor having many reluctors and one reluctor missing portion to generate a pulse; counting means that counts the number of ...



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