On November 30, according to the announcement of the State Intellectual Property Office, Great Wall Motor Co., Ltd. obtained a patent authorization called "anti-rotation bracket and anti-rotation bolt assembly", the authorization announcement number CN220101768U, the application date is June 2023.
The patent abstract shows that the utility model discloses an anti-turning support and an anti-turning bolt assembly, the anti-turning support is used for limiting the bolt, the bolt is provided with an anti-turning guard edge, the anti-turning support is provided with a hole for installing the bolt, the anti-turning support is provided with at least two flanging parts on the peripheral side, the flanging part is bent to the center side near the hole, wherein, When the bolt is rotated by the drive, the anti-rotating flange is stopped at the flanging part. The anti-rotation support of the utility model is provided with at least two flanging parts on the peripheral side of the anti-rotation support, and the flanging part is bent to the center side near the hole, so that the anti-rotation support can restrict the bolt to follow the nut in the tightening and loosening process of the bolt, and is conducive to the installation or disassembly of the bolt.
