Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
Construction machine
Handrail mounts are provided in a bottom portion of a cast upper frame, and lower ends of side supports of a handrail are attached to the above handrail mounts. A base plate for attaching a floor plate is hanged and fixed between the side supports at a higher position than the attachment position, and a front end part of the floor plate is attached to the above base plate.
Kobelco Construction Machinery Co., Ltd.
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inventional inventional inventional
Tokuo Isao Kazuaki
Fujii Miyachi Kobayashi