发明申请
US20090324363A1 THREADED COMPONENT AND DEVICE FOR CONNECTING PIPING 有权
用于连接管道的螺纹部件和装置

THREADED COMPONENT AND DEVICE FOR CONNECTING PIPING
摘要:
A threaded component for connecting piping employed on motor vehicles includes a thread formed thereon and at least one unthreaded, contacting surface. A first coating having a first coefficient of friction is disposed on at least a portion of the thread, and a second coating having a second coefficient of friction is disposed on at least a portion of the unthreaded, contacting surface(s) of the threaded component. The first coefficient of friction is greater than the second coefficient of friction. In an embodiment an anti-corrosion coating is provided between the coatings and the component.
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