BigPatents India

This invention relates to a device for heat sealing containers with heat shrinkable sealing members. The device consists of a base frame member for housing a plurality of containers, equal number of pneumatically actuable piston cylinders provided with sealing guns are positioned to move down and seal the caps. The frame has an inlet gate and an outlet gate sensing means are provided to sense cylinder-in and cylinder-out positions. Hot air supply is provided to the sealing gun which on impact, heat seals the member. The device is fully automatic and is controlled electrically and electronically.