BATTERY PACK HAVING COVER-INTEGRATED VENTING DUCT

A battery pack which includes a battery block including a cell array in which prismatic cells having a venting device on the upper surface is arranged in a row, a pair of side plates disposed on both sides of the cell array, and a pair of end plates disposed on front and rear surfaces of the cell array, wherein both ends of the end plates in the width direction are fixed to side brackets provided at both ends of the side plates in the longitudinal direction, so that the cell array is constrained as a single block; and a pack case in which a plurality of the battery blocks are mounted, wherein the upper cover of the pack case is integrally formed with a venting duct having a flow path communicating with a plurality of venting devices arranged in a row on the upper surface of the cell array.