Can stopper with intermediate seal - has seal fitting under screw cap in neck of pourer

摘要

The can is fitted with a handle and a screwed stopper. The stopper fits over the bush (16) which is integral with the can. The vertical part (4) of the openings has an external thread (5) which is closed by the outside cap (9) the top of the pourer has a groove (18). The can is sealed by an intermediate stopper having a sealing membrane (20). The stopper has a central bore (19) and a lower pipe (25). The base of the pipe has a flange (28) with a number of holes (30) equally spaced around the outside.