| 摘要 |
<p>The present invention relates to an anchor bolt set in which a locking unit for locking a sleeve is formed in a bolt head, and a locking hole is formed in the sleeve so as to prevent a bolt from idling inside the sleeve when fixing the bolt with a nut. Specifically, the locking unit is formed by chamfering part of the bolt head, and the bolt is prevented from idling inside the sleeve when fixing the bolt with the nut by forming the locking hole locked to the locking unit in the sleeve, so that a locking wing is formed on one side end of the locking hole to be locked in the end of the head in order to spread the sleeve, and the sleeve is punched or the bolt is hit with a hammer in order to easily spread the sleeve.</p> |
