Device for locking tractor trailer and sea-rail container doors

摘要

For use with a trailer having left and right overlapping doors, and also door rods which lock the doors, a clamp formed of mating, telescoping hollow tubular member supports identical L shaped hooks. The hooks encircle the door rods and secure the doors. The tubular members join and lock by a key operated removable cylinder in selected and aligned holes in the tubular members.