| 摘要 |
<p>PURPOSE: A foam duct is provided to have a high foaming wall unit which the foaming efficiency is higher than the other wall unit as a foam duct made of foam resin. CONSTITUTION: A foam duct includes a high foaming wall unit (204). The foaming efficiency of the high foaming wall unit is higher than the other wall unit. The high foaming wall unit is formed in a place in which a wall unit is curved. The high foaming wall unit is formed in a connection unit for connecting with the other member. The bubble diameter of the high foaming wall unit is greater than the other wall. [Reference numerals] (AA) A-A' cross section</p> |
