Patent ID: 7807085

Claim:
A manufacturing apparatus of a plugged honeycomb structure, comprising: a table portion having a through hole into which the end of a honeycomb structure is inserted, the honeycomb structure having porous partition walls and a plurality of cells partitioned by the partition walls to extend through the honeycomb structure from one end face of the honeycomb structure to the other end face thereof; positioning means for moving the table portion or the honeycomb structure to position and hold the honeycomb structure in the through hole of the table portion so that the end face of the honeycomb structure covered with a film appears on the side of the first face of the table portion; a film holding portion having a protruding portion which fixes the remaining portion of the film covering the end face of the honeycomb structure, wherein said protruding portion axially overlaps the side of the second face of the table portion to pinch and secure the film as a mask; and plugging material supply means for supplying a plugging material having fluidity onto the mask provided with holes or onto table portion; and filling means for filling the plugging material supplied onto the mask or the table portion into the cells.