Patent ID: 9707449
Date: 2017-07-18
CPC Classifications: A63B

Claim:
1. A waist twisting apparatus comprising: a base comprising a platform formed at a top portion thereof, and a central portion of the platform having a first axle hole, a supporting portion vertically coupled to the base comprising a main body, and a first axle rod coupled to a lower inner portion of the main body and configured to connect to the first axle hole, wherein the main body has a vertical first edge and a vertical second edge, the vertical first edge being positioned adjacent the first axle rod and the vertical second edge being positioned opposite the vertical first edge and farther away from the first axle rod, and a second axle rod is coupled to an upper outer portion of the main body and is positioned adjacent to the vertical second edge of the main body, wherein the first axle rod comprises a first connecting portion which downwardly sticks out of a bottom portion of the main body, and the second axle rod has a second connecting portion which upwardly protrudes from a top portion of the main body, a wheel is pivotally installed at the bottom portion of the main body and is positioned adjacent to the vertical second edge; and a seat comprising a bottom shell, and a second axle hole is formed at a center bottom portion of the bottom shell, wherein the supporting portion is downwardly connected to the base by inserting the first connecting portion into the first axle hole, and is upwardly connected to the seat by inserting the second connecting portion into the second axle hole, so that each of the base and the seat is configured to respectively rotate about the first connecting portion and the second connecting portion of the supporting portion, and the wheel contacts the platform of the base, wherein the supporting portion is configured such that a height of the seat is higher than a height of a user's knee.