Patent ID: 7422363

Claim:
A fluid mixing apparatus selectively insertable in a container of fluid, said apparatus comprising: (a) a longitudinal shaft; (b) a first blade transversely mounted to said shaft at a first location and having a first blade horizontal member and a first blade vertical member, said horizontal member shaped to push fluid upward when said shaft is rotated in said container in a rotational direction and said first blade vertical member shaped to push fluid inward when said shaft is rotated in said rotational direction; and (c) a second blade transversely mounted to said shaft at a second location, different than said first location, and having a second blade horizontal member and a second blade vertical member, said horizontal member shaped to push fluid upward when said shaft is rotated in said container in said rotational direction and said vertical member shaped to push fluid outward when said shaft is rotated in said rotational direction.