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Title:
DUAL CONTAINER AND EXTERIOR SLEEVE USED IN DUAL CONTAINER
Document Type and Number:
WIPO Patent Application WO/2016/136853
Kind Code:
A1
Abstract:
Provided is a dual container that can maintain effective heat insulation and reduce a used amount of thermoplastic resin. A dual container (1) is provided with: an inner container (14) provided with a tubular barrel portion (12) having a curled portion (11) formed at the upper circumferential edge thereof, and a bottom portion (13) arranged at the lower end of the barrel portion so as to close the lower surface thereof; and an exterior sleeve (15) that covers the barrel portion (12) so as to form a heat insulating space between the outside of the barrel portion (12) and the exterior sleeve (15), and that is fixed to the barrel portion (12). On the outer surface of the barrel portion (12) of the inner container (14), a plurality of elongated projection portions (21) each of which is made of plastic resin extending elongatedly in the circumferential direction and projecting by 1.0 mm to 2.0 mm are arranged in line over the entire circumference in the circumferential direction, at intervals from one another.

Inventors:
TOMIOKA TATSUYA (JP)
MURATA SUNAO (JP)
Application Number:
PCT/JP2016/055550
Publication Date:
September 01, 2016
Filing Date:
February 25, 2016
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
B65D81/38; B65D3/22
Foreign References:
JPH08276927A1996-10-22
JPH07223683A1995-08-22
JP2008512319A2008-04-24
JP3065505U2000-02-02
JP2001031152A2001-02-06
Attorney, Agent or Firm:
PATENT PROFESSIONAL CORPORATION TOKYO UIT INTERNATIONAL et al. (JP)
Tokyo UIT international patent business corporation (JP)
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