| 摘要 |
This thin air jack is provided with: an airtight body (2) that is formed, from a film, in a bag shape having a sealed structure; an air supply hose (4) and valve mounting hose (6) that have base ends inserted into the airtight body (2) and are provided, at tip ends, with a connector (3) having a non-return valve, said connector (3) being connected to an air supply source, and with a safety valve (5), respectively; a cover body (7) that is formed in a bag shape from a synthetic resin material and accommodates the airtight body (2) with the tip ends of the hoses (4, 6) protruding outward; an interior body (8) that is formed in a bag shape from a synthetic fiber woven fabric and accommodates the airtight body, etc. (2, 7) with the tip ends of the hoses (4, 6) protruding outward; and a cylindrical exterior body (9) that is formed by turning a hose with the same structure as a fire hose inside out, or a cylindrical exterior body (9) that is obtained by coating a cylindrical woven fabric. The exterior body (9) accommodates the airtight body, etc. (2, 7, 8) with the tip ends of the hoses (4, 6) protruding outward from one end of the exterior body (9), and is formed in a flat bag shape with both ends closed. |
