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Device for determining load in an internal combustion engine

  • US 6,167,755 B1
  • Filed: 11/07/1994
  • Issued: 01/02/2001
  • Est. Priority Date: 12/14/1993
  • Status: Expired due to Term
First Claim
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1. Device for determining load in internal combustion engines, said device comprising a pressure sensor connected with a combustion chamber of an internal combustion engine, said pressure sensor having means for producing an output signal depending on a combustion chamber pressure of said combustion chamber, a crankshaft angle sensor for detection of a crankshaft angle of the internal combustion engine and processor means for determining a load of said internal combustion engine, wherein said processor means include means for determining said load from a pressure difference between two of said combustion chamber pressures, said two combustion chamber pressures forming said pressure difference being measured at two different predetermined ones of said crankshaft angle (x1, x2).

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