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Title:
CONTAINER SEALING STRUCTURE, CONTAINER WITH THE SEALING STRUCTURE, AND METHOD OF MANUFACTURING THE SEALING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2003/057583
Kind Code:
A1
Abstract:
A container sealing structure capable of easily and surely unsealing a container and hygienically maintaining an opening part at the time of re-sealing, and a method of manufacturing the sealing structure, the container sealing structure comprising an intermediate wall (13) having a filling portion (12) and a cap portion (16) continuously formed integrally with each other and formed by bending downward from the upper end part of an inner wall (11) and an easily broken part (15) formed therein and an outer wall (14) formed by bending upward from the lower end part of the intermediate wall (13).

Inventors:
KOBAYASHI TOMOMI (JP)
TAKAO KENICHI (JP)
NAGATA KOUJI (JP)
KUROKAWA WATARU (JP)
TSUKADA KAZUHIKO (JP)
Application Number:
PCT/JP2002/013537
Publication Date:
July 17, 2003
Filing Date:
December 25, 2002
Export Citation:
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Assignee:
TOYO SEIKAN KAISHA LTD (JP)
KOBAYASHI TOMOMI (JP)
TAKAO KENICHI (JP)
NAGATA KOUJI (JP)
KUROKAWA WATARU (JP)
TSUKADA KAZUHIKO (JP)
International Classes:
B21D51/46; B21D51/50; B65D1/02; B65D41/34; (IPC1-7): B65D41/34; B21D51/38; B21D51/50; B65D8/02; B65D47/36
Domestic Patent References:
WO1997001493A11997-01-16
Foreign References:
JPS4621277Y11971-07-22
JPS61144046U1986-09-05
JPS321945B11957-03-25
JPS59163148A1984-09-14
Attorney, Agent or Firm:
Ohta, Akio c/o Ohta, Patent Office New State Manor 356 (23-1 Yoyogi 2-chome Shibuya-ku, Tokyo, JP)
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