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公开(公告)号:US09976614B2
公开(公告)日:2018-05-22
申请号:US15039495
申请日:2014-11-26
申请人: Kelsey-Hayes Company
发明人: Kraig E. Gerber , Manuel Barbosa , Changming Wu
IPC分类号: F16D55/08 , F16D65/18 , B60T7/10 , F16D51/20 , F16D55/224 , F16D65/22 , F16H25/22 , F16D121/14 , F16D121/24 , F16D125/36 , F16D125/48
CPC分类号: F16D65/18 , B60T7/107 , F16D51/20 , F16D55/224 , F16D65/22 , F16D2121/14 , F16D2121/24 , F16D2125/36 , F16D2125/48 , F16H25/2228
摘要: A brake assembly includes a service brake assembly and an electromechanically actuable parking brake assembly. The electromechanically actuable parking brake assembly has a ball nut assembly comprising a ball screw and a ball nut. The ball screw and ball nut form a raceway for bearing members. The bearing members circulate within an internal path formed in the ball screw.