DEVICE FOR PACKING IN VACUUM OF PRODUCTS IN PLASTIC PACKAGES

摘要

FIELD: transport, packing. ^ SUBSTANCE: device for packing contains the mechanism of forming crosswise seam, the mechanism of hermetic sealing of a package and the mechanism of pumping out of the package space. The mechanism of forming crosswise seam represents a clamping plate with an elastic lining and seaming knife and is installed ahead an air duct. The mechanism of hermetic sealing of a package represents a cover with an elastic sealing cord. The air duct of the mechanism of pumping out represents crested plate with the number of slots over unity and features sharp flat edges. Note that the air duct is fixed and furnished with an expander. ^ EFFECT: higher quality, pumping out rate and longer life of air duct. ^ 3 dwg