Rear end small revolving type hydraulic shovel
AssigneeKomatsu Ltd.
InventorsKiyoshi Sugiyama, Osamu Kitajima, Takeshi Kamimae, Hiroshi Yamamoto
Life of this patent
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AssigneeKomatsu Ltd.
InventorsKiyoshi Sugiyama, Osamu Kitajima, Takeshi Kamimae, Hiroshi Yamamoto
Estimating the term…
A rear end small revolving type hydraulic shovel (tight tail revolving hydraulic excavator) that can improve maintainability of an engine and secures a wide foot space of an operator's cab is provided. In order to achieve this, the engine (13) is arranged below an operator's seat (21). Additionally, a floor frame (30) supporting the operator's seat (21) defines a front partition wall (33b) and an upper partition wall (33a) of the engine. Further, the floor frame (30) is configured so as to be tilt-up. Furthermore, a piping (42) and a wiring (46) connected to an equipment (41) on the floor frame (30) side are arranged so as to pass through the vicinity of an axis line of a tilt-up supporting point.
1-3. (canceled)
A tight tail revolving hydraulic excavator having an engine below an operator's seat, wherein a floor frame supporting the operator's seat with a control lever disposed in a front portion thereof has a stepped portion defined by a front partition wall, an upper partition wall of the engine, and a floor plate of an operator's cab.
Dependencies are inferred from the claim text.