| 摘要 |
<p>A holder (1) for use in a machine for sealing trays of various kinds. The holder has at least one recess (10) for accommodating a tray, wherein the cross-sectional area of insertion of said recess is a parallelogram defined by two longitudinal walls and two transverse walls joined together at four corners, characterised in that the recess has two identical symmetrically opposed corners that are different from the other two symmetrically opposed corners, which are also identical.</p> |
