A work machine includes a machine body on which an engine, a fuel tank, and an oil feed pump are mounted, the machine body being covered with a cover, the machine body including, on an inner side with respect to the cover, an oil feed tube including a hose...

A hydraulic excavator () includes a vehicle body composed of a self-propelled lower traveling structure () and an upper revolving structure (), and an operator's seat () provided on the upper revolving structure (). The upper revolving structure () is prov...

A working machine includes a machine body; a prime mover mounted on the machine body; a cooling fan to generate cooling air for cooling the prime mover; a cooler having a ventilation surface portion on which the cooling air hits, to cool a coolant to be ci...

The machine (1) has a primary drive (2) configured to generate waste heat. Multiple machine components (4) are arranged in an area of the primary drive. A housing accommodates one of the machine components and includes a flow passage through which ambient ...

Provided is a hybrid construction machine that enables to efficiently cool a generator motor, while suppressing an increase in the entire length of a power unit. A motor housing (13) is provided with a bulging portion (21) which is configured to axially bu...

Disclosed is an exhaust gas purification system for a working machine. The system is provided with a filter (20) for capturing particulate matter contained in exhaust gas from an engine, a differential pressure sensor (21) for detecting a differential pres...

The present invention relates to the engine hood, engine room structure, and cooling system in a construction machine. The engine hood includes a hood main body (41) and a plate (41). The hood main body (41) is revolvably installed on an outside of the eng...

A wheeled work vehicle includes a traveling body including front and rear wheels, a traveling drive unit having an engine and a power transmission mechanism, a dozer unit disposed at least at a front portion of front and rear portions of the body, a fuel t...

There is provided a construction machine having an engine arranged along a counter weight, wherein the intake air pipe of the engine is passed between the counter weight and the engine without the need of installing the counter weight separated away from t...

In an engine cooling system for a construction machine comprising a shroud rear portion (10b) supported on the engine (8) side and surrounding a cooling fan (11), a shroud front portion (10a) supported on the heat exchanger (9) side for introducing cooling...