Kobelco Construction Machinery Co., Ltd.

Kabushiki Kaisha Kobe Seiko Sho

Hirokazu Imashige

Shintaro Sakitani

Isao Miyachi

Kaoru Adachi

Hiroshi Kanamaru

Hiroshi Shimokakiuchi

Yoshiaki Murakami

Hirohisa Kimura

Toshiro Ueta

Hironori Tsukamoto

Hiroaki Nishimoto

Hiroshi Morita

Kenichi Fujimoto

Masashi Yoneda

Kazuyuki Takeda

Tomohiko Asakage

Takanobu Nakayoshi

Travelling body for construction machine

Traveling body for construction machine

Cab for construction machine

A concave portion is provided on a front surface side of a counterweight provided in a rear end portion of an upper rotating body in a vertically penetrating state, a battery is housed in the concave portion in a state where a weight of the battery is supported by a body frame, thereby maintenance devices including the battery can be simultaneously given maintenance in a state where a hood is opened.

Battery placement and support on the body frame of a construction machine

In a hydraulic excavator wherein a control valve unit having a plurality of control valves in a united form and an operation pattern switching valve for switching from one to another among combined patterns of operating valves and control valves are disposed side by side in front and rear positions respectively within a valve accommodating space formed between an upper frame base plate and a floor plate in an upper rotating body, the operation pattern switching valve is inclined forwardly downward in a state in which its upper surface side including an operating lever thereof faces an operation port being formed to the floor plate.

Construction machine

The present invention is a working machine in which apparatus disposed in an outer peripheral portion of the base machine is covered with a openable guard cover, a window for maintenance, which is opened and closed by a window cover, is provided in front surface of the guard cover, and a locking mechanism, which locks the guard cover in a closed mode and unlocks the guard cover by being operated from the outside, is provided in the inside of the window. According to the present invention, the locking mechanism for the guard cover can be simplified and the guard cover can be made hard to be opened by unauthorized persons.

Working machine

Growing community of inventors

Hiroshima, Japan

Hirokazu Imashige