公开(公告)号：US20150056041A1

公开(公告)日：2015-02-26

申请号：US14157836

申请日：2014-01-17

Applicant: GM Global Technology Operations LLC

Inventor： Christopher B. Preston ,  Timothy M. Wilson ,  David M. Woodard ,  Chun K. Kwong

IPC: F16B33/06

CPC classification number: F16B33/06

Abstract: A bolt includes a body and a threaded portion formed on the body. The bolt further includes a phosphate base coat, which covers at least the body and is in direct contact with the body. The bolt also includes a PTFE overcoat, which substantially covers the phosphate base coat and is separated from the body of the bolt by the phosphate base coat.

Abstract translation: 螺栓包括主体和形成在主体上的螺纹部分。 螺栓还包括磷酸酯底涂层，其至少覆盖身体并与身体直接接触。 螺栓还包括PTFE外涂层，其基本上覆盖磷酸盐底涂层，并且通过磷酸盐底涂层与螺栓的主体分离。