Title:
FLEXIBLE BAG HAVING A CONVERTIBLE BOTTOM, METHOD AND MACHINE FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2022/238301
Kind Code:
A1
Abstract:
A bag made of flexible material has a first and a second segment (11, 12) having cheeks along their selvages, the cheeks being joined together so as to form two gussets joining the segments together, one end of the bag perpendicular to the selvages being closed. The bag has a system of at least one reinforcing panel (19) extending over a central part (110) of the segments, between the gussets, each segment having a fold marking line (17), one opposite the other, in order to delimit a bottom at the closed end. Method and machine for manufacturing such a bag.
Inventors:
RITONDO CÉDRIC (FR)
Application Number:
PCT/EP2022/062438
Publication Date:
November 17, 2022
Filing Date:
May 09, 2022
Export Citation:
Assignee:
HOLWEG GROUP (FR)
International Classes:
B31B70/26; B31B70/00; B31B70/04; B31B70/10; B31B70/14; B31B70/16; B31B70/62; B31B70/81; B31B70/98; B65D27/00; B65D27/02; B65D27/14; B65D30/00; B65D30/20; B65D33/02; B65D33/18; B65D81/127; B65D81/38; B31B155/00; B31B160/10; B31B160/20; B31B170/20
Domestic Patent References:
| WO2020049376A1 | 2020-03-12 | |||
| WO1983001430A1 | 1983-04-28 | |||
| WO1986005442A1 | 1986-09-25 | |||
| WO2016097310A1 | 2016-06-23 | |||
| WO2020049376A1 | 2020-03-12 | |||
| WO2020120616A1 | 2020-06-18 |
Foreign References:
| FR1120408A | 1956-07-05 | |||
| FR2054249A5 | 1971-04-16 | |||
| DE951899C | 1956-11-08 | |||
| US2730934A | 1956-01-17 | |||
| FR1270400A | 1961-08-25 | |||
| EP3564146A1 | 2019-11-06 | |||
| US0687679A | 1901-11-26 | |||
| FR1120408A | 1956-07-05 | |||
| FR2054249A5 | 1971-04-16 | |||
| EP2864114B1 | 2016-06-22 |
Attorney, Agent or Firm:
BRUNGARD, Yves (FR)
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