×

Cylinder disabling control apparatus for a multi-cylinder engine

  • US 6,823,830 B2
  • Filed: 05/29/2002
  • Issued: 11/30/2004
  • Est. Priority Date: 11/14/2001
  • Status: Expired due to Fees
First Claim
Patent Images

1. A cylinder disabling control apparatus for a multi-cylinder engine comprising:

  • a variety of sensors for detecting operating conditions of an engine having a plurality of cylinders;

    a catalytic converter for purifying exhaust gas of said engine; and

    a cylinder disabling control means for performing cylinder disabling control on at least one specific cylinder among said plurality of cylinders by inhibiting fuel supplied to the at least one specific cylinder in accordance with the engine operating conditions;

    wherein said variety of sensors includes a water temperature sensor for detecting a temperature of cooling water of said engine; and

    when the temperature of cooling water upon starting of said engine is equal to or higher than a first predetermined temperature, said cylinder disabling control means performs cylinder disabling control on said at least one specific cylinder immediately after the starting of said engine until a determined time has elapsed.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×