FIELD: packing facilities for loose materials. SUBSTANCE: two corner valves of triangular shape are formed by front and rear walls and adjacent halves of side fold at both sides of inner edge of fold. Valve are made for bending outwards and connecting to rear and front walls. EFFECT: provision of simple and reliable secondary closing of filler hole after taking out part of material from bag. 14 cl, 9 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PACKAGE FOR LOOSE PRODUCTS | 1998 |
|
RU2196090C2 |
| CONTAINER MADE OF FLEXIBLE MATERIAL IN THE FORM OF A SACK OR A JACKET | 0 |
|
SU1838203A3 |
| PAPER BAG FOR PACKAGING BULK MATERIALS | 2011 |
|
RU2497733C2 |
| RESERVOIR ON FRAME PAN | 1994 |
|
RU2083452C1 |
| FOLDING BOX FOR CIGARETTES | 2009 |
|
RU2479475C2 |
| BLANK FOR MAKING PACKAGE SHAPED AS STRAIGHT-ANGLE PARALLELEPIPED | 0 |
|
SU1503679A3 |
| FOLDING BOX FOR CIGARETTES | 1997 |
|
RU2129083C1 |
| EXPANSION DOWEL | 2013 |
|
RU2616910C2 |
| WRAPPER FOR CIGARETTE PILES (VARIANTS) AND BLANK FOR ITS PRODUCTION (VARIANTS) | 2000 |
|
RU2246434C2 |
| SLEEVE PACKAGE WITH COVER | 2006 |
|
RU2395437C2 |
