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Title:
DOUBLE-WALLED CONTAINER
Document Type and Number:
WIPO Patent Application WO/2016/121344
Kind Code:
A1
Abstract:
This double-walled container (1) is provided with an outer layer (2) and an inner layer (3), which has a filling space for storing contents and is provided inside the outer layer. In the double-walled container: a single bonding tape (4), which extends along the central axis line (C) and partially binds the outer layer (2) to the inner layer (3), is provided between the outer layer (2) and the inner layer (3); a single external air-introducing hole (2d) for taking in external air between the outer layer (2) and the inner layer (3) is provided in the outer layer (2) at a position shifted in the circumferential direction from the bonding tape (4); and the inner surface of the outer layer (2) is configured from a separated surface (2f), which faces the external air-introducing hole (2d) and is separated from the outer surface of the inner layer (3), and a quasi-bonded surface (2g), which is opposite the separated surface (2f) and is peelably bonded to the outer surface of the inner layer (3).

Inventors:
KUTSUZAWA SHINTARO (JP)
Application Number:
PCT/JP2016/000276
Publication Date:
August 04, 2016
Filing Date:
January 20, 2016
Export Citation:
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Assignee:
YOSHINO KOGYOSHO CO LTD (JP)
KUTSUZAWA SHINTARO (JP)
International Classes:
B65D1/02; B65D47/06; B65D47/08
Domestic Patent References:
WO1993002926A11993-02-18
Foreign References:
JPH07315435A1995-12-05
JP2011251697A2011-12-15
Other References:
See also references of EP 3251961A4
Attorney, Agent or Firm:
SUGIMURA, KENJI (JP)
Kenji Sugimura (JP)
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