Hitachi Construction Machinery Co., Ltd.

Shosei Kurosaka

Kazuhiko Mizoguchi

Shigeru Hirasawa

Takumi Tanba

Hiroki Sugawara

Hydraulic excavator

Counterweight for construction machine

A reducing agent tank () is disposed in a first space (SP) on an upstream side of cooling air with respect to a heat exchanger (), and an engine () and an injector () are disposed in a second space (SP) on a downstream side of the cooling air with respect to the heat exchanger (). The heat exchanger is placed on a bracket () having a first side plate section (), a second side plate section (), and a top plate section (), and a first cutout section () for allowing a reducing agent hose () to be inserted, a second cutout section () for allowing the reducing agent hose to be inserted are provided in the first side plate section and the second side plate section, respectively, and a portion of the reducing agent hose passes through the first cutout section and the second cutout section to be wired in an internal space (SP) of the bracket.

Growing community of inventors

Tsuchiura, Japan

Shosei Kurosaka