×

Control apparatus for raising the idle speed (ISC value) after the lockup clutch is unlocked

  • US 5,547,438 A
  • Filed: 08/30/1994
  • Issued: 08/20/1996
  • Est. Priority Date: 09/10/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. An apparatus for controlling an engine of a motor vehicle, and a lock-up clutch disposed between the engine and an automatic transmission for direct connection therebetween, wherein lock-up clutch control means is provided for engaging said lock-up clutch during deceleration of the motor vehicle, said apparatus comprising:

  • vehicle deceleration detecting means for detecting a decelerating state of the motor vehicle; and

    engine deceleration restricting means, responsive to an output indicating vehicle deceleration by said detecting means, for restricting a rate of decrease of a speed of said engine for a period following detection of said decelerating state of the motor vehicle by said vehicle deceleration detecting means,said lock-up clutch control means commanding said lock-up clutch to be engaged after said engine deceleration restricting means is operated said restricting means being disabled after said lockup clutch has been commanded to be engaged.

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