FIELD: agriculture, construction industry. SUBSTANCE: invention is aimed at increased reliability of attachment of edge I of film with halyard to M-shaped member of enclosure and at reduced labour input into mounting operation thanks to fixing by means of pressure plate 3 and split connector in the form of ring 4 at top and spring 5 and mechanism 6 adjusting its compression force placed below. EFFECT: increased reliability of attachment and reduced labour input. 1 dwg
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|---|---|---|---|
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