| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a pump device with a tank capable of preventing circulation of foreign matters without causing clogging.SOLUTION: In a pump device with a tank in which a storage space 16 for storing a hydraulic oil, is formed with a mounting base 20, a pump body 30 and a tank body 10, the tank body 10 is provided with a liquid return pipe 13 opened to the storage space 16 at the other end, the pump body 30 is provided with a supply passage opened to the storage space 16 at one end, a discharge passage opened to an outer face of the mounting base 20 at one end, is formed on the pump body 30 and the mounting base 20, and the hydraulic oil successively flows in the liquid return pipe 13, the storage space 16, the supply passage and the discharge passage by operation of the pump body 30, a recessed portion 24 recessed to a side opposite to the storage space 16, and communicated with the storage space 16, is formed on the mounting base 20, a shielding plate 70 is disposed to close the recessed portion 24, and a through hole 72 for communicating the storage space 16 and the recessed portion 24, is formed on the shielding plate 70.</p> |
