| 摘要 |
<p>Process for forming a stack of leaves for use in a leaf seal including the steps of:
- providing a sheet of uniform thickness and containing a plurality of sheet regions, each sheet region having a leaf section portion, a root section portion from which the leaf section portion extends, and a spacer portion which is connected to the root section portion along a first fold line, - for each sheet region, thinning the respective root section portion and/or the respective spacer portion, - zigzag folding the alternating line of spacer portions and the root section portions along the fold lines such that for each sheet region the respective spacer portion is folded onto the respective root section portion to form a leaf-spacer pair, and the leaf-spacer pairs are combined into a stack in which the leaf sections are arranged face-to-face and the spacers interpose between the root sections.</p> |
