Mobile phone retaining ring

Abstract

This article comprises a disk-shaped base attached to the back of a mobile phone, a first annular ring rotatably arranged along the outer periphery of the base, a second annular ring arranged on the outside of the first ring via a first hinge portion, and a third annular ring arranged on the side of the second ring opposite the first hinge portion via a second hinge portion, with the first ring, second ring, and third ring arranged concentrically. As shown in the perspective view showing the usage state, the holding position of the mobile phone can be freely changed by rotating the first ring and pivoting the first hinge portion and second hinge portion.

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