| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an air supply tube, used for an air house or the like, that is made by providing an air supply hole in an arrangement that can effectively discharge dew drops produced in the air supply tube to the outside, the air supply tube being used for an "air supply and discharge system for air house or air curtain" associated with the invention of application number 2010-225069. <P>SOLUTION: A plurality of air supply holes 3, ..., communicating with a thermal insulation air layer of an air house or air curtain 1 are provided at certain intervals along a length of an air supply tube 2 one by one in a lower edge or group by group each comprising a plurality of air supply holes each arranged upward from a lower edge of the air supply tube 2 at a certain interval. <P>COPYRIGHT: (C)2013,JPO&INPIT |
