| 摘要 |
An aircraft lift arrangement that involves giving the fins or vertical elements, a positive angle slope in relation to their forward edge or transverse axis both on the leading and trailing edges, both beginning at the upper front and descending in an incline rearward as far as the base, to produce an inclined force on said vertical element which is broken down into two components, one horizontal and rearward, providing resistance to the advance, and the other a vertical, ascendant or lift component.
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