FIELD: transport.
SUBSTANCE: container comprises metal intake case (2) with peripheral top edge (6) confining hole (7) and equipped with outer ledge (8), protective cover (3) including metal cover provided with resilient ring (12). Note here that ring (12) comprises locking part (21) with free bottom edge (23) and is divided into two circular parts (25, 26) by means of circular folding line (24). Note here that said bottom part (26) can be folded around folding line (24) between two stable positions. Said locking part (21) is provided with locking means to be engaged under said outer ledge (8) and comprises several lugs (28).Theses are arranged around inner surface of bottom part (26) and spaced apart with respect to the plane extending from ring bottom free end (23). Several holes (29) are arranged around locking part (21) and spaced apart to extend from ring bottom free edge (23). Note here that holes (29) extend through locking part (21), at least, over the part of height of top and bottom sections (25, 26).
EFFECT: simplified design, efficient sealing.
28 cl, 7 dwg
