EP3002839

• ABB B.V.since Apr 5, 2016; EPO record ends Jan 24, 2020

[0001] Assembly of a first and a second installation box, both comprising a wall having a passage opening that may or may not be closed, wherein the wall of the first installation box comprises first connection means, and the wall of the second installation box comprises second connection means cooperating with the first, for connecting the boxes by a mutual displacement in an insert direction of the first and second connection means, wherein the first and/or second connection means comprise first and second locking means, respectively, for securing the mutual position of the first and second installation box, wherein the first and/or second locking means in the insert direction are situated on either side of the passage opening of the first and second installation box, respectively.