Title:
COLLAPSIBLE CASE AND METHOD FOR PRODUCING COLLAPSIBLE CASE
Document Type and Number:
WIPO Patent Application WO/2020/241307
Kind Code:
A1
Abstract:
A collapsible case (A) comprises: handle openings (D) which are formed along a pair of short sides (3) of a rectangular sheet material (1); folding ends (6) which are formed on both sides and each fold back at an equal distance (S2) from an axis of symmetry (CL) such that the mutually opposing handle openings (D) abut or approach each other along the axis of symmetry (CL), a vertical bisecting line of long sides (2) of the sheet material (1) serving as the axis of symmetry (CL); a containing section (B) which is formed by rolling up the folding ends (6) from both sides while forming a plurality of rolling lines (RL) toward the handle openings (D); and converging ends (C) which are sealed when both of the lengthwise direction sides of the rolled up containing section (B) overlap, wherein the containing section (B) can be rolled into a rectangular flat shape and collapsed by tensing the converging ends (C) in a pulling direction from a usage state.
Inventors:
KIKUTA MINAMI (JP)
Application Number:
PCT/JP2020/019456
Publication Date:
December 03, 2020
Filing Date:
May 15, 2020
Export Citation:
Assignee:
MARNA INC (JP)
International Classes:
A45C7/00; A45C3/00
Domestic Patent References:
| WO2017033902A1 | 2017-03-02 |
Foreign References:
| JP3049733U | 1998-06-26 | |||
| JP3115557U | 2005-11-10 | |||
| JP6468542B1 | 2019-02-13 | |||
| JP2009165598A | 2009-07-30 | |||
| JPH11208677A | 1999-08-03 | |||
| JP3203359U | 2016-03-24 |
Attorney, Agent or Firm:
SAITO Nobuto (JP)
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