Thread protector assembly comprising an open thread protector and an engageable closing cap

摘要

A thread protector assembly for protecting threads on the exterior end of a pipe as well as the interior. The assembly comprises an open protector and a closing cap that defines a completely closed plug that is engageable from above to cover over the open protector. The open protector has an internal thread and a bumper at an upper end with cutouts for applying a torque. The closing cap also has cutouts and internal ribs to engage the cutouts on the open protector and transmit torque to the open protector.