auxiliary support unit, same boarding bridge and method to improve boarding bridge stability using auxiliary support unit

摘要

AUXILIARY SUPPORT UNIT, BOARDING BRIDGE WITH THE SAME AND METHOD TO IMPROVE THE STABILITY OF THE MEBARQUE BRIDGE BY USING THE AUXILIARY SUPPORT UNIT. The auxiliary support unit 20 comprises a support member which may be directed to retract or extend; and a base portion, attached to one end of the support member 23, wherein the base portion 25 may be supported on the floor when the support member is being extended and may leave the floor when the support member is retracted.