Portable folding cup

Abstract

Disclosed is a portable folding cup which is foldable so as to be portable. That is, the cup is used in an expanded state and is carried or stored in a folded state. As a result, with the portable folding cup, it is possible to maximize the space use efficiency. The portable folding cup includes a main body in the form of a truncated pyramid, which has a plurality of trapezoid faces connected to each other in a manner such that each border between adjacent trapezoid faces can be smoothly folded, is open at an upper end and a lower end thereof, and has an empty inside space therein, and a bottom member attached to a portion of an inside surface of the cup main body so as to be folded up or down and to form a bottom of a cup.

Dependencies are inferred from the claim text.