Patent ID: 8132336

Claim:
A synthetic resin pellet drying device, comprising: a plurality of pellet containers that have a required length in a vertical direction, have a hollow section with a bottom surface, and contain a predetermined amount of synthetic resin pellets; a drying box that can contain the plurality of pellet containers in a state where the pellet containers are adjacent to each other and supported in a movable manner, has a heating member provided at least on an inner surface, has a suction hole that communicates with atmospheric air and allows air to flow into the inside, and has an opening section that is leveled with a top end of the pellet containers on part of a top plate; a moving member that sequentially moves the pellet containers contained in the drying box so as to circulate the pellet containers; exhausting means for exhausting air in the drying box to form a required decompressed state; a lid that opens and closes the opening section on the top plate of the drying box; pellet supplying means for supplying undried synthetic resin pellets in the pellet container through the opened opening section; and pellet take-out means for taking out synthetic resin pellets in a dried state that are contained in the pellet container through the opened opening section.