Title:
FLEXIBLE PACKAGING BAG HAVING A NON-RETURNING FUNCTION NOZZLE, AND LIQUID-SUBSTANCE FILLING/PACKAGING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2010/010772
Kind Code:
A1
Abstract:
Disclosed is a non-self-standing type flexible packaging bag comprising a film-shaped non-return pouring nozzle which is excellent not only in a non-returning function characteristic and lubricant starvation but also in the pouring characteristic (capable of pouring out a packaged substance in the bag smoothly to the last) of a packaged liquid substance filled. The flexible packaging bag is provided with the film-shaped non-return pouring nozzle protruding from the side of a packaging bag body. A layered film of an unsealed portion of the packaging bag body has an uneven inner face at least in an upper section or in the vicinity of the side edge of the film-shaped non-return pouring nozzle.
Inventors:
FUTASE, Katsunori (2-13-15, Higashiuradate, Sanjo-sh, Niigata 81, 〒9550081, JP)
Application Number:
JP2009/061260
Publication Date:
January 28, 2010
Filing Date:
June 15, 2009
Export Citation:
Assignee:
YUSHIN CO., LTD. (2-13-15, Higashiuradate Sanjo-sh, Niigata 81, 〒9550081, JP)
株式会社 悠心 (〒81 新潟県三条市東裏館２－１３－１５ Niigata, 〒9550081, JP)
株式会社 悠心 (〒81 新潟県三条市東裏館２－１３－１５ Niigata, 〒9550081, JP)
International Classes:
B65D30/26; B65D33/01
Attorney, Agent or Firm:
OGAWA, Junzo et al. (Kobikikan Ginza Bldg, 8-9 Ginza 2-chom, Chuo-ku Tokyo 61, 〒1040061, JP)