DOUBLE CONTAINER IN WHICH DEFORMED AND VOLUME-REDUCED STATE OF OUTER CONTAINER CAN BE MAINTAINED

Japanese Patent JP2017030794

A

PROBLEM TO BE SOLVED: To provide a double container in which an outer container can be easily deformed and volume-reduced, when discarding the container, and a deformed and volume-reduced state can be maintained.SOLUTION: A double container 1 comprises: a container body 4 comprising an inner container 2 and an outer container 3; and a discharge cap 5 which is attached to a mouth 4a of the container body, and has a cap body 20 on which a discharge hole 26 is formed. The discharge cap has a discharge valve 40 for switching communication and blockage between the discharge hole and inside of the container body, and one member of the outer container and the cap body has an ambient air introduction hole 23 for communicating outside and a space between the inner container and the outer container, and has an air valve 50 for closing the ambient air introduction hole so as to be opened freely, from inside of one member, and one member has an opening member 60 which is connected through a fold part 63, and opens the air valve through the ambient air introduction hole from outside of the one member. The opening member has an engagement part 64 for engaging with an engaged part 23a formed on the one member at the opening of the air valve.SELECTED DRAWING: Figure 6

JP2021091482	LID AND CONTAINER
JP6775370	Double container
WO/2015/138697	VENTED TAP DISPENSER FOR LIQUID

SAKAMOTO SATOSHI
TSUNODA YOSHIYUKI

JP2015152683A

February 09, 2017

July 31, 2015

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YOSHINO KOGYOSHO CO LTD

B65D47/32; B65D47/20; B65D51/16

JP2011251695A	2011-12-15
JPS5230351U	1977-03-03
JPH0576842U	1993-10-19
JP2013249099A	2013-12-12

Masatake Shiga
Suzuki Mitsuyoshi
Sumio Tanai
Hiroki Ninai

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