Title:
VACUUM DOUBLE CONTAINER, AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2013/187014
Kind Code:
A1
Abstract:
Provided is a vacuum double container, wherein a welded section of the body part and the bottom part of an outer container is formed on a site that is not easily visible by a consumer, and it is possible to improve design properties, simplify the welding step, and to reduce production costs. A vacuum double container (1) in which a vacuum insulation layer (4) is disposed between a metal inner container (2) having a nearly cylindrical shape with a bottom and a metal outer container (3) having a nearly cylindrical shape with a bottom, wherein: a bent section (311) is formed by inwardly bending the edge on the bottom of the body (31) of the outer container (3); the bottom part (33) of the outer container (3), which is formed separately from the outer container (3), is provided so as to close an opening (313) formed at the tip edge of the bent section (311); and the bent section (311) and the bottom part (33) are secured by being welded together toward the bottom of the outer container (3).
Inventors:
MOTOOKA SHINYA (JP)
IGARASHI MASAMI (JP)
IGARASHI MASAMI (JP)
Application Number:
PCT/JP2013/003537
Publication Date:
December 19, 2013
Filing Date:
June 05, 2013
Export Citation:
Assignee:
SANKEI GIKEN KOGYO CO LTD (JP)
TIGER CORP (JP)
TIGER CORP (JP)
International Classes:
A47J41/02; B65D77/04; B65D81/38
Foreign References:
| JP2000316729A | 2000-11-21 | |||
| JPH0226433Y2 | 1990-07-18 | |||
| JPH09162586A | 1997-06-20 | |||
| JPS6221255Y2 | 1987-05-29 |
Attorney, Agent or Firm:
MOTOI, SHIGEYUKI (JP)
Former δΊ• Nariyuki (JP)
Former δΊ• Nariyuki (JP)
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