CAN FOR DRINKS WITH LOCKING LID (VERSIONS) Russian patent published in 2003 - IPC

FIELD: food industry; packing and storage of liquid products. SUBSTANCE: lid 1 rigidly connected with edge of can body is provided with hole 4 displaced from center. Can is furnished with locking lid 8 installed for turning on flanged edge 3 of body. Locking lid 8 has two ring beads 13, 24 pointed to lid 1 of which second ring bead 24 encloses hole 12 arranged at the same eccentricity as hole 4 in lid 1. First ring bead 13 encloses closed section containing sealing ring 16 and deformable convexity 19. With can closed, sealing ring 16 tightly fits top of ring bead 5 which enclosed hole 4. Ring bead 13 is also displaced relative to center to enclose ring bead 5 when locking lid 8 is in corresponding position at turning. Then convexity 19 is pressed down into constant concave state and locking lid 8 can be turned to register hole 12 in locking lid 8 with hole 4 in lid 1. EFFECT: possibility of hermetic re-closing of can. 34 cl, 18 dwg