摘要 |
The invention relates to top seal driver assembly for sealing the top opening of a pouch comprising Motor means for driving a rocker bar mounted on a central drive shaft, the rocker bar being connected on opposite ends to an outer seal rod drive bar and to an inner seal rod drive bar, the outer seal rod drive bar being connected to outer seal drive rods, and the inner seal rod drive bar being connected to inner seal drive rods, the outer and inner seal drive rods being supported in a box frame with bearing means, wherein outside dovetail bars are mounted to the outer seal drive rod and inner dovetail bars are mounted to the inner seal drive rod, wherein seal bar assemblies are mounted to the dovetail bars, wherein the box frame contains the central drive shaft, the rocker bar, the outer and inner seal rod drive bars and the outer and inner seal drive rods. |