LOCKING DEVICE FOR A NUT OR BOLT AND AN INSTALLATION DEVICE

摘要

The invention relates to a locking device for nut/bolts, which is a locking assembly to be positioned between at least two nuts/bolts (15), to which hav e been fitted at least two brackets (10,10') equipped with an inner race polyg on (13), to the outer periphery (17) of which has been fitted a fastening cam (11) for the spring element (12) to be fitted between the brackets (10,10'). There are at least two of the said fastening cams (11) on the brackets (10,10') and the said locking device is fitted to be formed of at least thre e brackets (10,10') chained with each other by spring elements (12), of which at least one is furnished to tighten the nut/bolt (15) of the target of fasteni ng (16) symmetrically. Further, the invention applies also to the installation device (30) for the locking device.