ELECTRICALLY CONTACTING FASTENING DEVICE

摘要

The invention relates to an electrically contacting fastening device comprising a threaded bolt and a nut, between which an electric contact element can be arranged, wherein the threaded bolt has a contacting portion for creating a planar contact with the contact element and a threaded portion, the nut can be secured on the threaded bolt by way of the threaded portion and at the end face has a contacting area for creating a planar contact with the contact element, the threaded portion of the threaded bolt being provided with a lubricant coating and the contacting portion of the threaded bolt, the contact element and the end-face contacting area of the nut being permanently free of lubricant.