FIELD: textile, paper.
SUBSTANCE: when carrying out the method of manufacturing shells and large area webs of film material, the material is alternately unwound and wound onto the pick-up rolls. At the same time, the webs of film material are unwound and sequentially folded into a bag from a feed shaft. The semi-finished products, accumulated during rewinding, are cut and put together at the edges.
EFFECT: possibility of obtaining a shell or web of a large area in the form of a compact roll.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD AND DEVICE FOR MANUFACTURE OF ELASTICALLY FLEXIBLE BAND SPIRAL OF COMPOSITE MATERIALS (MODIFICATIONS) | 1999 |
|
RU2151059C1 |
| METHOD OF MANUFACTURING X-RAY RASTERS | 1991 |
|
RU2012232C1 |
| ELASTOFLEXIBLE TAPE SPIRAL MADE FROM COMPOSITE MATERIALS (VERSIONS) | 1999 |
|
RU2162562C1 |
| METHOD OF MANUFACTURE OF FILM FOR BAG WELDING | 1996 |
|
RU2111121C1 |
| METHOD OF FABRICATING COVERS OF TENT HYPAR ROOFS | 2020 |
|
RU2728063C1 |
| METHOD OF REPAIR OF PIPE LINES (VERSIONS) | 1999 |
|
RU2156397C1 |
| FILM WHICH CAN BE ROLLED FOR PACKAGE PRODUCTION | 2005 |
|
RU2355581C2 |
| FILM WINDING MACHINE | 1987 |
|
RU2092419C1 |
| APPARATUS FOR WINDING FILM WEB | 0 |
|
SU1062011A1 |
| METHOD OF PRODUCING BRUSH SEAL WEB AND DEVICE TO THIS END | 2012 |
|
RU2491462C1 |
