patent

The invention relates to a fitness device consisting of a cylindrical body in which the handles are mounted horizontally against each other . The body consists of two coaxial rings , inner ring and outer ring , which are positioned in a reciprocally sliding or rolling relation , the inner ring on its inner surface is equipped with a housing for holding the handles ; the axis of the handle being at a height , which is less than 1/2 of the outer diameter of the body at the place of the housing of the location of handles from the outer surface of the outer ring ; and the handles are bent upwards . The connection between the handles and the handle - holding case is dismountable and the outer surface of the outer ring is provided with a rubber surface

fitness equipment

U.S. Pat. No. 10,821,322

28. 8. 2018

3. 11. 2020

3. 5. 2024

VUT

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https://patentimages.storage.googleapis.com/45/37/67/3c277348f6067e/US10821322.pdf