| 摘要 |
PURPOSE: A back board assembly of a tree row seat is provided to reduce weight by using fiber reinforced-thermoplastic resin. CONSTITUTION: A back board assembly of a tree row seat comprises a main frame(100) and a back board(200). The main frame is made of fiber reinforced-thermoplastic resin. The back board comprises a sandwich panel(210), fiber-reinforced thermoplastic resin part, and a wall paper(220). The sandwich panel is composed of honeycomb structure. The reinforced-thermoplastic resin part is located on the top and bottom portions. The wall paper is located on the fiber reinforced-thermoplastic resin part in one side of the top of bottom portion of the sandwich panel. |
