US Patent 11998137 Cold brew coffee apparatus

Disclosed is a cold brew coffee maker and related methods of making cold brew coffee. The cold brew coffee maker can include a rotation assembly, a brew chamber, and a strainer/stirrer assembly. The strainer/stirrer assembly is adapted to be insertable into the brew chamber. The strainer/stirrer assembly having a first and second impeller that are located at a bottom portion of the strainer/stirrer assembly, the first impeller being located externally to the strainer/stirrer assembly and the second impeller located within a chamber formed by the strainer/stirrer assembly. The brew chamber portion of the cold brew coffee maker being filled partially with water, the strainer/stirrer assembly placed into the brew chamber and the brew chamber placed atop the rotation assembly. Ground coffee is added to the chamber located within the strainer/stirrer assembly and the rotation assembly is energized such that the first and second impellers cause the ground coffee and water to be mixed until a desired amount of coffee flavor is imparted upon the water by the ground coffee.