Kobelco Construction Machinery Co., Ltd.

Tomonori Kidani

Ichiro Wada

Hiroki Tanaka

A pipe protection unit includes: at least one inner low-pressure pipe which is a hydraulic pipe disposed along an attachment side surface which is one of a left side surface and a right side surface of a work attachment; at least one outer high-pressure pipe disposed along the attachment side surface at an outer position than the at least one inner low-pressure pipe, the at least one outer high-pressure pipe having an outer diameter larger than an outer diameter of the at least one inner low-pressure pipe; and a cover plate which is a plate that is disposed along the attachment side surface so as to be interposed between the at least one inner low-pressure pipe and the at least one outer high-pressure pipe and is supported by the work attachment, the cover plate covering at least a part of the at least one inner low-pressure pipe.

Growing community of inventors

Hiroshima, Japan

Tomonori Kidani