发明名称 Road noise reduction apparatus and method using selective placement of vibration dampers
摘要 An active vibration damper, such as a piezoelectric element (310, 400, 604, 800), a magnetostrictive element (510, 902) or a magnetic shaped alloy, is placed at a connection point (102) between a vehicle suspension component and a vehicle body or frame. The vehicle suspension component, for example, a suspension control arm (100) or shock absorber, determines, in part, noise, vibration and harshness (NVH) characteristics of the vehicle. In addition the vehicle suspension component determines steering and handling of the vehicle. Desirable NVH and good steering and handling are at odds; that is, good steering and handling typically requires a compromise in NVH characteristics. By virtue of the selective placement of vibration dampers in accordance with the invention, good steering and handling are achieved without sacrificing NVH characteristics.
申请公布号 US6688618(B2) 申请公布日期 2004.02.10
申请号 US20020064126 申请日期 2002.06.13
申请人 FORD GLOBAL TECHNOLOGIES, LLC 发明人 SCHMIDT JOSEPH LYNN;WHITNEY RANDOLPH DONALD;MASTANDUNO DIANA CHEN
分类号 B60G7/00;B60G7/02;B60G17/015;B60G17/016;B60G17/019;F16F15/00;(IPC1-7):B60G13/00 主分类号 B60G7/00
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