Training device for building and improvement of muscles or muscles groups; has cord arranged to produce pulling force on first roller attached to devices to generate training force on first roller

摘要

The device has a base framework (2) and devices to generate a training force, which are connected to a first roller (19). At least two further rollers (20-22) are fixed to the framework, and are freely moved by a cord (18), so that by pulling the end of the cord, a pulling force is generated to the first roller. Handle or operation elements (23,24) are fixed to the cord ends, and at least one cord shorteniner (25,26) is fixed to the cord.