×

ENGINE CONTROL DEVICE OF CONSTRUCTION MACHINE

  • US 20100235060A1
  • Filed: 09/29/2008
  • Published: 09/16/2010
  • Est. Priority Date: 11/13/2007
  • Status: Active Grant
First Claim
Patent Images

1. An engine control device of a construction machine equipped with an engine, a hydraulic pump to be driven by the engine, a revolving motor for revolving an upper structure by means of hydraulic oil to be supplied from the hydraulic pump, and a revolving operation lever for executing an operation of revolving the upper structure, the engine control device comprising:

  • an operation amount detection unit configured to detect an operation amount of the revolving operation lever; and

    a control unit configured to increase a maximum revolution of the engine speed when a result of detection by the operation amount detection unit is greater than a predetermined threshold.

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