Title:
SQUARE-SHAPED DRAWN CONTAINER AND METHOD OF MOLDING THE SAME
Document Type and Number:
WIPO Patent Application WO/2008/059700
Kind Code:
A1
Abstract:
[PROBLEMS] A square-shaped drawn container and method of molding the container, in which deflection at a can bottom can be prevented by a simple method. [MEANS FOR SOLVING PROBLEMS] The square-shaped drawn container has a polygon-shaped bottom panel section (2) and a polygonal tube-shaped trunk section (3). A projection bead (5) is provided on the bottom panel section (2), at a portion near at least one of rounded sections (4) at the sides of the bottom of the trunk section (3), and the projection bead (5) extends parallel to and spaced a predetermined interval from the at least one rounded section (4). The bottom panel section (2) has a rectangle shape, and beads (5) are arranged along the pair of rounded sections (4) of the long sides.
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Inventors:
OOHORI KEI (JP)
TSUKADA KAZUHIKO (JP)
TAKAMATSU TOSHIFUMI (JP)
TSUKADA KAZUHIKO (JP)
TAKAMATSU TOSHIFUMI (JP)
Application Number:
PCT/JP2007/070741
Publication Date:
May 22, 2008
Filing Date:
October 24, 2007
Export Citation:
Assignee:
TOYO SEIKAN KAISHA LTD (JP)
NISSAN MOTOR (JP)
OOHORI KEI (JP)
TSUKADA KAZUHIKO (JP)
TAKAMATSU TOSHIFUMI (JP)
NISSAN MOTOR (JP)
OOHORI KEI (JP)
TSUKADA KAZUHIKO (JP)
TAKAMATSU TOSHIFUMI (JP)
International Classes:
B21D51/26; B21D22/02; B21D22/26; B65D1/00; B65D1/34; B65D1/42
Foreign References:
JPH07314068A | 1995-12-05 | |||
JPH0173110U | 1989-05-17 | |||
JP2003153802A | 2003-05-27 | |||
JPH0326724U | 1991-03-19 | |||
JPS4697U | 1971-11-05 |
Other References:
See also references of EP 2078571A4
Attorney, Agent or Firm:
KANAI, Hiroyasu (4-10 Higashi Nihonbashi 3-chom, Chuo-ku Tokyo 04, JP)
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