GABLE-TOP CONTAINER SEALING DEVICE (VERSIONS)

摘要

sealing and folding ridge of gable-top containers. SUBSTANCE: proposed device has two opposite welding with flat part of face surface. Second welding jaw has welding strip projecting from middle zone of flat part of its face surface for welding ridge of container with gable top. Projection is found on each practically flat part of face surface to form bent at ridge base. Projections apply lower pressure on ridge than welding strip which preserves safety of ridge and weld form. EFFECT: improved quality of container sealing. 11 cl, 11 dwg