When the inflatable into the channel between sheets Make a moving paper between the air speed is greater than the air on the other side of a sheet of paper. In effect, the air pressure between the sheets "Less than".
On the blower to the sheets. The air between the paper moves faster than the air at the other side of the sheet. Resulted in air pressure between the paper "less than" the air pressure outside the force area paper to attach two sheets of paper together.
When the blower to a space between the sheet of paper. Make the air between paper moving at faster than the air on the other side of the paper. The air pressure between the sheet of paper. "Less."