Patent ID: 11969621
Assignee: nan
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 22:
23. An exercise device comprising:
a body having:
a first side having a convex surface having a radius;
a second side opposing the first side, the second side having a concave area with a radius;
the convex surface of the first side connected at one end to the concave area of the second side by a first rounded end having a radius and connected at an opposing end by a second rounded end having a radius, wherein the radius of the first rounded end is larger than the radius of the second rounded end;
the center of the second rounded end is closer to the ground than the center of the first rounded end when the exercise device is at rest on its first side;
the first rounded end is defined by a first arc having a center point in the range of 300-400 mm from the bottom of the exercise device;
the second rounded end is defined by a second arc having a center point in the range of 270-370 mm from the bottom of the exercise device; and
wherein the first radius is defined by a distance between the first center point and a point on the first arc, and the second radius is defined by a distance between the second center point and a point on the second arc.