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公开(公告)号:US20170058982A1
公开(公告)日:2017-03-02
申请号:US14835918
申请日:2015-08-26
Applicant: GM Global Technology Operations LLC
Inventor: MICHAEL L. HOLLY , MARK T. RIEFE , RICHARD A. KAATZ , CARA L. LEARMAN , DAVID B. ANTANAITIS , LISA G. DEVOE
CPC classification number: F16D69/02 , C23C8/32 , C23C8/38 , C23C8/56 , C23C8/80 , F16D65/125 , F16D65/127 , F16D69/027 , F16D2200/0013 , F16D2200/0078
Abstract: A number of variations may include a product that may include at least one working friction surface that may include at least two layers that may include a compound layer and a nitrogen diffusion layer wherein the compound layer may have a porosity ranging from about 19% to about 50%.
Abstract translation: 许多变型可以包括可以包括至少一个工作摩擦表面的产品,其可以包括至少两个可以包括化合物层和氮扩散层的层,其中化合物层的孔隙率范围为约19%至约 50%。