Tire changer apparatus

Abstract

Tire changer apparatus having a horizontally extended frame; a wheel holder device provided on said frame and designed to support a tired wheel (14) with horizontally positioned wheel axis; a carriage supported movably along the frame; a tool holder provided on the carriage; at least one tire changing tool for mounting the tire onto the wheel and/or for demounting the tire from the wheel; and actuator means to move the tool holder on the carriage to operating positions in which the tire changing tool is able to act on the tire for mounting or demounting on both sides of the tire, wherein during the mounting operation or demounting operation the carriage is driven by an actuator device along the frame; the tool holder is movably supported on a tool holder carriage which is movably supported on said carriage and driven by an additional actuator device provided on said carriage, and said additional actuator device is in drive connection with the tool holder carriage via a mechanical speed-increasing transmission.

Dependencies are inferred from the claim text.