DEVICE FOR UNLOCKING FOLDING SIDE WALLS OF BOXES OR CONTAINERS Russian patent published in 2012 - IPC B65D6/18 

FIELD: transport, package.

SUBSTANCE: device for unlocking pivotally connected with base folding side walls of boxes or containers includes two opposed end walls installed with possibility to be fixed with adjacent side walls. Unlocking is performed using motion of rise made as yoke of executive device which is positioned with elastic prestress and directed in hollows of reinforcement ribs on outer surfaces of end walls. The executive device on its both outer ends is performed with motion direction change facilities which convert vertical motion into horizontal motion unlocking side walls when executive device is raised. Unlocking ribs of executive device load side walls fixing facilities engaged with end walls and made as resilient tongue and squeeze them out of fixing socket engaging end walls.

EFFECT: suggested invention provides creation of unlocking device for folding side walls of boxes or containers which device provides higher operation reliability.

3 cl, 5 dwg