| 摘要 |
PROBLEM TO BE SOLVED: To provide a dual canteen allowing a user to appreciate two-types of drink in a single canteen. SOLUTION: This canteen consists of a canteen A2 and a canteen A3, a tube 5 formed downward is provided in the outer circumference of the bottom part 4 of a canteen body 1, the inside of the tube 5 is a lid and a bottom lid 8 is constituted by forming internal threads 6 on the internal diameter part. A part including the bottom lid 8 is defined as the canteen A2 and the lower part from an end part 9 including external threads 7 is defined as the canteen B3. The bottom lid 8 of the canteen A2 and the end part 9 of the canteen B3 are threadedly engaged with each other to form this integrally formed dual canteen. COPYRIGHT: (C)2009,JPO&INPIT
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