Invention Grant
US08454029B2 Wheel suspension for motor vehicles 有权
汽车车轮悬挂

  • Patent Title: Wheel suspension for motor vehicles
  • Patent Title (中): 汽车车轮悬挂
  • Application No.: US13126892
    Application Date: 2009-08-21
  • Publication No.: US08454029B2
    Publication Date: 2013-06-04
  • Inventor: Wilfried Michel
  • Applicant: Wilfried Michel
  • Applicant Address: DE Ingolstadt
  • Assignee: Audi AG
  • Current Assignee: Audi AG
  • Current Assignee Address: DE Ingolstadt
  • Agency: Henry M. Feiereisen LLC
  • Priority: DE102008053617 20081029
  • International Application: PCT/EP2009/006063 WO 20090821
  • International Announcement: WO2010/049026 WO 20100506
  • Main IPC: B60G17/04
  • IPC: B60G17/04
Wheel suspension for motor vehicles
Abstract:
The invention relates to a wheel suspension for motor vehicles with level adjustment of the body, having a vertical adjusting device (22; 80) which is disposed between a wheel guide element and the superstructure of the motor vehicle and which is particularly designed as a ball screw mechanism driven by an electric motor and acts on an adjusting plate spring (34) of at least one support spring (14), wherein the vertical adjusting device (22; 80) is outwardly sealed by at least one enclosing rubber-elastic bellows (50, 52; 100). In order to prevent deformation of the at least one bellows and ingress of dirt or moisture into the vertical adjusting device, the invention proposes that the interior space (54, 56; 102) enclosed by the bellows (50, 52; 100) is connected directly or indirectly to an auxiliary volume (66; 108) positioned outside of the bellows (50, 52; 100).
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