Patent ID: 6745860
Filing Date: 2004-06-08
Classification: E02F,F01P

Abstract:
An engine cooling air passage for construction equipment in which an engine room enclosing an engine, a radiator and a cooling fan for cooling said radiator is adjacently placed in front of a counterweight at a rear end portion of a vehicle so that a direction of an axis of rotation of said cooling fan is in a lateral direction of the vehicle, and outside air is taken in by said cooling fan and is discharged to the outside via an inside of said engine room, said engine cooling air passage comprising:a fan air diversion passage of a predetermined length, which has at one end a fan air diversion opening located near an outer periphery portion of said cooling fan for taking in cooling air blown by said cooling fan, and has at the other end an opening located at a lateral end portion of said counterweight for discharging to the outside said cooling air taken in, said fan air diversion passage being formed either in a front portion of or in a front face of said counterweight, and said fan air diversion passage being separated from said engine by a wall having openings for taking in and discharging said cooling air.