| 摘要 |
<p>PURPOSE:To provide a hydraulic grab bucket capable of safely discharging water and dust precipitated in an oil tank of large capacity. CONSTITUTION:An oil tank 41 storing operating oil for driving a hydraulic cylinder, funnel-shaped drain reservoir 46 formed in a bottom part of this oil tank 41, drain pipe 47 opening the one end in the drain reservoir and the other end outside the oil tank upper from an oil level and a stop valve 48 in an location upper from an oil level of the drain pipe 47, are provided, so that water mixed in the oil tank bottom part can be safely discharged.</p> |
