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Apparatus for measuring parameters of work diagram of piston machines

  • US 4,228,679 A
  • Filed: 04/10/1979
  • Issued: 10/21/1980
  • Est. Priority Date: 04/10/1979
  • Status: Expired due to Term
First Claim
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1. Apparatus for measuring parameters of work diagram of piston machines, said apparatus comprisingan angular mark sensor having uniformly distributed crankshaft rotation angle marks for one of the piston machines, a top dead center mark, a first output and a second output, the crankshaft rotation angle marks being used for determining top dead center signals and bottom dead center signals;

  • a crankshaft angular position pulse former having an input electrically connected to the first output of said angular mark sensor and an output;

    a top dead center pulse former having an input electrically connected to the second output of said angular mark sensor and an output;

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