Torque transmitter with belt on fixed and movable pulley halves - has roughened portion on at least one half disc

摘要

The mechanism is intended for transmitting torque and comprises a belt (6) which runs between a fixed (3) and an adjustable (5) pulley half. At least one of the pulley halves is provided with a roughened portion (7). This may be bounded by two circular arc segments concentric with the pulley and two radii. If pref. consists of the same material as the pulley.