| 摘要 |
A capsule of a simplified structure is provided to supply constant level high-pressure oxygen to the interior of the capsule through a simple mechanism and low cost, and to allow a user to open and close the capsule with easiness. A capsule comprises: an opening section(200); a compressor for supplying compressed air to the interior of the capsule; an adhesive section; and a support section. The opening section preferably made of glass fiber reinforced plastics includes an entrance(210) made of water-proof and moisture transporting materials. The entrance has a zipper portion, a pass-through portion(230), a see-through portion(240) made of transparent plastics, acryl, or vinyl, a cover(250) for opening or closing the see-through portion, and a removable portion(260) in a form of a Velcro tape.
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