| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a hydraulic oil tank for efficiently cooling hydraulic oil while having a relatively simple construction. <P>SOLUTION: The hydraulic oil tank 40 is constructed to store the hydraulic oil returned from a hydraulic actuator, which is driven with pressure oil discharged from a hydraulic pump, and includes an intermediate member 41, which is formed with a storage hollow section 42 opening at vertical opposite ends and vertically extending and with cooling fins 45 provided erectly on an outer peripheral surface and vertically extending, a lid member 50 attached to the intermediate member 41 and closing the upper end of the storage hollow section 42, and a bottom member 60 attached to the intermediate member 41 and closing the lower end of the storage hollow section 42. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
