摘要 |
<p>PROBLEM TO BE SOLVED: To provide a hydraulic unit that has a simple structure and high energy efficiency and exerts high responsibility.SOLUTION: A hydraulic unit 100 includes: a hydraulic pump 2; an accumulator 10 for storing hydraulic oil discharged from the hydraulic pump 2; and a non-leak type pressure-reducing valve 12 that connects respectively a primary side pipeline 5 introducing the hydraulic oil from the accumulator 10 with a secondary side pipeline 13 discharging the introduced hydraulic oil and controls the pressure of the hydraulic oil in the secondary side pipeline 13 to be lower than that of the primary side pipeline 5.</p> |