| 摘要 |
PROBLEM TO BE SOLVED: To provide a very thin blow bottle to whose mouth a base cup is freely mounted and dismounted. SOLUTION: This base cup to be mounted on a thin bottle for refill is provided with an outer tube, a top wall, a conical tube jointly provided on the top wall inside periphery and an inside tube hanging down from the inside end of the conical tube and provided with a catching ring inwardly protruding at the bottom end. The inside diameter of the outer tube is as large as the outer diameter of a bottle body part and the height of the outer tube is bigger than that of the bottle shoulder part. The inner diameter of the inside tube is roughly as big as the diameter of the neck ring of a bottle mouth part and the outer diameter of the inside tube is in a size able to be inserted in the mouth part.
|
