CONTAINER FOR TABLETS Russian patent published in 1999 - IPC

FIELD: packing. SUBSTANCE: container has vessel with cylindrical part defining vessel opening and cap for covering the opening. Cylindrical part is provided with at least one thread of screw on its outer surface. Cap has also cylindrical part whose inner surface is provided with at least one thread of screw for engagement with vessel thread. Round groove is made in cap. When cap is turned on to stop, upper part of vessel gets into round groove to provide sealing contact along minimum three round lines of sealing. Lines of sealing are arranged near groove limited by flat bottom provided with projection, one conical side wall and one cylindrical side wall. Adequate sealing is provided owing to the fact that main sealing function is played by outer edge of vessel and surface on bottom of cap in contact with edge along three round sealing lines. Threads of screw can be made of minimum length as there is no necessity for provision of sealing in cap-and-vessel threaded joint. EFFECT: improved sealing of container and provision of its easy opening. 12 cl, 7 dwg