This icon is a part of a collection of Sprężyna mechaniczna flat icons produced by Icons8. Icons follow the guidelines of iOS, Windows, and Android and are designed by a single designer, guaranteeing the consistent quality. Both PNG and vector are available.
This icon is a series of circles spaced closely together drawn on their side overlapping each other, the final circle is only half completed. There are four complete circles and the fifth uncomplete. They are drawn to look like a spring.