| 摘要 |
PROBLEM TO BE SOLVED: To provide an automobile brake device having a dampening action required for a special small structure space and having a hydraulic type damper assuring a superior dampening under a high pressure by improving a hydraulic type damper 38 for a piston pump of an automobile brake device having a damper chamber 40 and a dampening element with a pressure applying side and an opposite side to the pressure applying side and arranged within the damper chamber 40. SOLUTION: A dampening element is provided with a mass spring element 42 and a bending spring element 48 is arranged at a side opposite of the mass spring element acting against pressure. COPYRIGHT: (C)2008,JPO&INPIT
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