US Patent 9770133 Blending jar with scraper apparatus and methods

A blending apparatus includes a blending jar and a lid. The blending jar has an internal surface defining an internal volume, and a mixing blade positioned within the internal volume. The lid is releasably mounted to the blending jar and includes at least one scraper extending into the internal volume. The at least one scraper is adjacent to the internal surface of the blending jar and is arranged and configured to disrupt rotational flow of food particles within the internal volume and/or scrape food particles from an inner surface of the blending jar.