FIELD: machine building.
SUBSTANCE: proposed device feed mechanism for intermittent feed of polymer film in film thickness direction. Thomson cutter bought in contact with polymer film at one side of the latter at short-term interruption of film feed. Rolling element is arranged to contact with polymer film and to roll there along and Thomson cutter at film opposite side to locate said film between said cutter and said rolling element for film cutting by said element and said cutter at production of plastic bags.
EFFECT: perfected design.
14 cl, 8 dwg
| Title | Year | Author | Number |
|---|---|---|---|
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|
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| PLASTIC BAG AND PLASTIC BAG MAKING APPARATUS | 2016 |
|
RU2665612C1 |
