CPC B64C3/546
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This technological category in the Cooperative Patent Classification (CPC) system covers patents related to wings that vary in area because they have foldable elements.[1][2]
Related categories include:
- B64C 3/54 . . Varying in area (flaps extendable to increase camber B64C 3/44)
- B64C 2003/543 . . . {by changing shape according to the speed, e.g. by morphing}
- B64C 3/546 . . . {by foldable elements}
References
- ↑ B64C3/546; CPC B64C3/546 element at Espacenet web site
- ↑ CPC B64C3/546 element listed at USPTO
| Enclosing categories | CPC B64C3/54 |
|---|---|
| Subcategories | |
| Keywords | Foldable wings |
| Start year | |
| End year |
