This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Spoiler A. Spoiler schematic Seal Honeycomb core Trailing edge profile Rubbing strip Inboard hinge Actuator attachment fitting Center hinge Leading edge Outboard hinge selfmade copy edit many time for education last edit did myself unknown Dtom free Schematic drawings of aircraft Parts and systems of family aircraft Spoilers