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Control device for variable displacement engine

  • US 5,540,633 A
  • Filed: 09/07/1994
  • Issued: 07/30/1996
  • Est. Priority Date: 09/16/1993
  • Status: Expired due to Term
First Claim
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1. A control device for a variable displacement engine, coupled with an automatic transmission for an automobile, to control cylinders depending on driving conditions, said control device comprising a gear shift detecting means for detecting whether or not said automatic transmission is going to shift, said control device changing working cylinders without changing the number of working cylinders, during the shift operation when said gear shift detecting means detect that said automatic transmission is going to shift gear position.

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