Patent ID: 7159562
Filing Date: 2007-01-09
Classification: E02F,F02D,F02N

Abstract:
1. An engine control device for a construction machine, characterized in that said engine control device comprises an engine as a power source, control means for performing an automatic deceleration control adapted to reduce a rotational number of said engine when a predetermined automatic deceleration condition is met, and an automatic stop control adapted to automatically stop said engine when a predetermined automatic stop condition is met, and selection means adapted to switch between an automatic deceleration effective position adapted to make said automatic deceleration control by said control means effective and an automatic deceleration ineffective position adapted to make said automatic deceleration control ineffective, and wherein when said automatic stop condition is met even if said selection means is set to said automatic deceleration ineffective position, said control means performs a forced control adapted to cause said automatic deceleration control to be operated for a fixed period prior to said automatic stop control.