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Class Information
Number: 73/119A
Name: Measuring and testing > Motor and engine testing > Motor part > Fuel injection tests

Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
7333886 Method for estimating quantity of fuel injected Feb. 19, 2008
7322340 Engine fuel injection control method and engine fuel injection control apparatus Jan. 29, 2008
7316153 Method, apparatus, and computer program for measuring the leakage from fuel injection systems for internal combustion engine Jan. 8, 2008
7313950 Integrated multisensor Jan. 1, 2008
7299706 Flow meter and method of using the same Nov. 27, 2007
7278405 Fuel injection system designed to ensure enhanced reliability of diagnosis of valve Oct. 9, 2007
7273039 Control apparatus for vehicular internal combustion engine Sep. 25, 2007
7272486 Method of controlling an internal combustion engine with a common rail fuel injection system Sep. 18, 2007
7269500 Process for determining the operating parameters of an injection device Sep. 11, 2007
7257994 Measuring device and method for determining the position of an electrically conductive test object Aug. 21, 2007
7254993 Device for measuring time-resolved volumetric flow processes Aug. 14, 2007
7252072 Methods and systems of diagnosing fuel injection system error Aug. 7, 2007
7234450 Gas density ratio detector, gas concentration detector, and fuel vapor treatment apparatus Jun. 26, 2007
7219660 Fuel vapor treatment system for internal combustion engine May. 22, 2007
7216637 Evaporative fuel handling apparatus May. 15, 2007
7206720 Computer-controlled auxiliary fuel tank system with multi-function monitoring system and user calibration capabilities Apr. 17, 2007
7197918 Apparatus and method for evaluating fuel injectors Apr. 3, 2007
7194997 Method for monitoring an internal combustion engine Mar. 27, 2007
7195042 Testing rig and method for a fuel nozzle assembly Mar. 27, 2007
7191761 Control apparatus for internal combustion engine Mar. 20, 2007
7171847 Method and device for measuring the injection rate of an injection valve for liquids Feb. 6, 2007
7146269 Method for determining defective actuators in an internal combustion engine Dec. 5, 2006
7143641 Fluid test machine, methods and systems Dec. 5, 2006
7137294 Device and method for identifying defects in a fuel injection system Nov. 21, 2006
7136743 Method and apparatus for identifying parameters of an engine component for assembly and programming Nov. 14, 2006
7124628 Injection pressure regulator test system Oct. 24, 2006
7114381 Fuel flow rate measuring apparatus for an internal combustion engine Oct. 3, 2006
7110875 Method and device for determining the temperature of the fuel in a fuel reservoir injection system Sep. 19, 2006
7096724 Fuel injector testing system Aug. 29, 2006
7096726 Fuel injector system diagnostic system Aug. 29, 2006
7093769 Dynamic flow rate adjusting method for injector Aug. 22, 2006
7089789 System for calibrating an integrated injection nozzle and injection pump Aug. 15, 2006
7080551 Fluid volume measuring apparatus with bubble in fluid Jul. 25, 2006
7080550 Rate tube measurement system Jul. 25, 2006
7055762 Injection valve with a capacitive valve lift sensor Jun. 6, 2006
7040149 Fuel injection system diagnostic system May. 9, 2006
7027909 Universal diagnostic method and system for engines Apr. 11, 2006
7000450 Method, computer program and device for measuring the injection quantity of injection nozzles, especially for motor vehicles Feb. 21, 2006
6990857 Fuel injector timing tool Jan. 31, 2006
6990855 System for estimating a quantity of parasitic leakage from a fuel injection system Jan. 31, 2006
6986646 Electronic trim for a variable delivery pump in a hydraulic system for an engine Jan. 17, 2006
6976389 Method for setting the nozzle opening pressure for an injection nozzle and arrangement for carrying out the method Dec. 20, 2005
6976390 Engine cylinder deactivation test apparatus and method for using Dec. 20, 2005
6973920 Method and device for storing and/or reading out data of a fuel metering system Dec. 13, 2005
6971375 Fuel vapor treatment system for internal combustion engine Dec. 6, 2005
6964261 Adaptive fuel injector trimming during a zero fuel condition Nov. 15, 2005
6915683 Method, computer program, and device for measuring the amount injected by an injection system Jul. 12, 2005
6901791 Method and device for diagnosing of a fuel supply system Jun. 7, 2005
6892569 In-chassis engine compression release brake diagnostic test and electronic control module using the same May. 17, 2005
6886534 Method for limiting the maximum injection pressure of magnet-controlled, cam-driven injection components May. 3, 2005

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