166922 ⎘
Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid; Details or accessories Means for indicating consecutively positions of pistons or cranks of internal-combustion engines in combination with pressure indicators
Method and control device for determining reliability regarding misfire determination of cylinders of an internal combustion engine
#2Engine oil dipstick monitoring apparatus
#3Method for determining the total pressure in the cylinder of an engine
#4Timing Whistle
#5Combustion pressure monitoring system for a combustion engine
#6Method for determining the crankshaft position of a rotating crankshaft of an internal combustion engine
#7Engine combustion state determining apparatus and method