| 摘要 |
PURPOSE: A structure of an opening and closing door for a carrying car is provided to maintain the airtightness of a receiving compartment by securely pushing magnetic packing of a rectangular frame to a main body. CONSTITUTION: A structure of an opening and closing door for a carrying car comprises a rectangular frame(1), two transparent windows(2), a handle part(3), a magnetic packing(4), a division support(6), and a separable packing(7). Two transparent windows are located on inner center of a rectangular frame with a packing. The handle part is formed in the form of a recessed groove of predetermined depth. The magnetic packing is installed along an inner edge of rectangular frame. The division support is integrally installed in the inside groove part of rectangular frame. The separable packing is installed in an insertion groove(5) of the division support. The airtight packing of soft poly vinyl chloride material fills up a gap between the insertion hole and the transparent windows. |
