Storage container, shutter opening/closing unit of storage container, and wafer stocker using storage container and shutter opening/closing unit

A storage container comprising:

• a body portion that has an opening portion in one surface and has multiple shelf plates disposed at regular intervals in a vertical direction so as to support a tabular object to be stored internally, and a spacer that is disposed between the multiple shelf plates and maintains an interval between the vertically adjacent shelf plates;
• a cover member that covers a side surface and a top and a bottom other than the opening portion of the body portion;
• and
• a shutter portion that has multiple shield plates to cover the opening portion corresponding to the multiple shelf plates, and enables access to the object to be stored supported and stored in the body portion by moving up and down the shield plates separately from the shelf plates,
• wherein the body portion has a nozzle to supply clean gas internally, and the shutter portion is disposed at a minute space from the body portion so as to flow out the gas supplied from the nozzle to the outside by a proper quantity while maintaining an inner pressure of the body portion.