Device for fastening a first part such as an accessory to a second part such as a support with a bush for eliminating the assembling backlash between the two parts and bush used for the fastening of these parts

摘要

The present invention relates to a device for fastening a first part to a second part, the two parts having an assembling backlash between them, this device comprising a bush with inner and outer threads with opposite pitches, interposed between the threads of a fastening screw and an inside thread of the second part matching with the outer thread of the bush.