| 摘要 |
PROBLEM TO BE SOLVED: To provide a cap for a double container which can perform ventilation of a space part while the double container is being stored and extrusion of the content while the double container is used by a simple switching operation. SOLUTION: The cap 10 for the double container mounted on the double container consisting of an outer container 13 and an inner bag 14 consists of a main body cap 17 having an outlet 16 for the content and fitted and fixed on an open neck part 15 and a nozzle cap 19 having an extrusion opening 18 for the content and slidably hooked to the main body cap 17. In addition, a condition where a passage S is stopped and an air path R is opened and a condition where a passage S is opened and an air path R is stopped are opened and closed by a slide movement up and down of the nozzle cap 19 to the main body cap 17. |
