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Class Information
Number: 73/118.1
Name: Measuring and testing > Motor and engine testing > Testing auxiliary unit
Description: Subject matter for the testing of auxiliary units of motors and power units, including carburetors, generators, starters, ignition parts, etc.


Sub-classes under this class:

Class Number Class Name Patents
73/118.2 Intake air flow 637


Patents under this class:

Patent Number Title Of Patent Date Issued
7073320 Fault detecting apparatus designed to detect different types of faults of gas sensor Jul. 11, 2006
7073375 Exhaust back pressure sensor using absolute micromachined pressure sense die Jul. 11, 2006
7073376 Method for testing the functionality of a tank venting system of a motor vehicle having an internal combustion engine Jul. 11, 2006
7069773 Manifold air flow (MAF) and manifold absolute pressure (MAP) residual electronic throttle control (ETC) security Jul. 4, 2006
7065960 Method for activation of the regeneration of a particulate filter based on an estimate of the quantity of particulate accumulated in the particulate filter Jun. 27, 2006
7066017 Method of detecting pressure leakage in evaporated fuel control system for use in automobile Jun. 27, 2006
7069139 Control device for internal combustion engine Jun. 27, 2006
7059177 Fuel vapor leak check module Jun. 13, 2006
7059313 Software fuel volatility measurement Jun. 13, 2006
7055372 Method of detecting cylinder ID using in-cylinder ionization for spark detection following partial coil charging Jun. 6, 2006
7047728 Apparatus for and method of controlling air-fuel ratio of internal combustion engine, and recording medium storing program for controlling air-fuel ratio of internal combustion engine May. 23, 2006
7047797 Method for detecting wear in a brake or a clutch May. 23, 2006
7047798 Method for checking the operativeness of a tank-ventilation valve of a tank-ventilation system May. 23, 2006
7047799 Thermostat malfunction detecting system for engine cooling system May. 23, 2006
7047937 Internal combustion engine May. 23, 2006
7043972 Evaporated fuel treatment device of internal combustion engine May. 16, 2006
7040148 Exhaust treatment apparatus May. 9, 2006
7040149 Fuel injection system diagnostic system May. 9, 2006
7040307 System for diagnosing degradation of air-fuel sensor May. 9, 2006
7036354 Trouble diagnostics apparatus for fuel treatment system May. 2, 2006
7036359 Failure diagnostic system for fuel vapor processing apparatus May. 2, 2006
7036360 Powertrain dynamic tilt test rig May. 2, 2006
7032436 Method for estimating vehicular running state, vehicular running state estimating device, vehicle control device, and tire wheel Apr. 25, 2006
7032440 Engine rotation information detection device Apr. 25, 2006
7028722 Rationality testing for a fuel vapor pressure management apparatus Apr. 18, 2006
7024926 Thermostat malfunction detecting system for engine cooling system Apr. 11, 2006
7021044 System for diagnosing deterioration of catalyst Apr. 4, 2006
7021129 Device and method for determining the state of aging of an exhaust-gas catalytic converter Apr. 4, 2006
7021130 Method and device for the measurement of exhaust gas from internal combustion engines Apr. 4, 2006
7021300 Diagnostic apparatus for an exhaust gas sensor Apr. 4, 2006
7017402 Device and method for monitoring a tank ventilation system Mar. 28, 2006
7017550 Electronic throttle controller Mar. 28, 2006
7017551 Intake control apparatus for internal combustion engine and method thereof Mar. 28, 2006
7013720 Fuel pressure sensing apparatus for internal combustion engine control unit Mar. 21, 2006
7010955 Throttle position detecting apparatus Mar. 14, 2006
7010967 Thermostat malfunction detecting system for engine cooling system Mar. 14, 2006
7011077 Fuel system and method for managing fuel vapor pressure with a flow-through diaphragm Mar. 14, 2006
7013214 Air-fuel ratio feedback control apparatus and method for internal combustion engine Mar. 14, 2006
7007457 Method for monitoring the light-off performance of an exhaust gas catalytic converter system Mar. 7, 2006
7004149 Internal combustion engine intake pressure detecting device Feb. 28, 2006
7005975 Missing fuel cap detection system Feb. 28, 2006
6999868 Diagnostic test for variable valve mechanism Feb. 14, 2006
6993909 EGR-gas temperature estimation apparatus for internal combustion engine Feb. 7, 2006
6990854 Active lean NOx catalyst diagnostics Jan. 31, 2006
6990855 System for estimating a quantity of parasitic leakage from a fuel injection system Jan. 31, 2006
6993428 Detecting leakage of engine exhaust gas using exhaust mass flow measurement Jan. 31, 2006
6988395 Method for detecting and evaluating the conditions of vehicle movement dynamics for a motor vehicle Jan. 24, 2006
6988396 Evaporated fuel treatment device for internal combustion engine Jan. 24, 2006
6990402 Control system and method, and control unit Jan. 24, 2006
6986341 Apparatus for detecting fuel-vapor gas leaks, and vent valve apparatus applied to this apparatus Jan. 17, 2006



 
 
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