Definition
Winglet or tip fin means an out-of-plane surface extending from a lifting surface. The surface may or may not have control surfaces.
Source: 14 CFR § 1.1 (verbatim from the Federal Aviation Regulations).
FAR DECODED — GLOSSARY
Winglet or tip fin means an out-of-plane surface extending from a lifting surface. The surface may or may not have control surfaces.
Source: 14 CFR § 1.1 (verbatim from the Federal Aviation Regulations).