detailed view of a mechanical industrial sheave train system, normally used in sky systems chairlift's upper terminal

chairlift elevated passenger ropeway aerial lift steel wire rope terminals ski areas lifts transport detachable fixed grip braking systems nondetachable chairlifts tensioning system drive shaft gearbox industrial sports industry transportation 039 upper terminal brittle bars cable catcher sheave train fork track cables sky mechanical evacuation mechanism engineering bullwheels lang lay metallic bull wheel hybrid telemix tacopy lacopy portacopy mixte ropeways detailed view normally used chairlift's terminal