| 摘要 |
<p>The material pack opening apparatus of the invention comprises: a pair of substantially parallel, spaced apart teeth shaped sting edges arranged in an front-to-end (longitudinal) direction; a transverse sting edges arranged perpendicular to, and at substantially intermediate position of, said paired sting edges; and a platform for holding thereon said sting edges, said apparatus enabling a material pack at the bottom of multiple packs each containing powder material and stacked on an article stock rack, to be cut open the bottom of the lowest material pack widely along two cut lines by pressing from above said packs, and, by vibrating said platform, enabling the bottom pack unpacked, freeing the powder material almost completely into a material accommodation unit in a short time. <IMAGE></p> |
