PORTABLE TYPE CORRUGATED FIBER BOARD PACKING BOX

摘要

PURPOSE: A portable-type both-sided corrugated cardboard packing box is provided to enable a handle string to be formed into one so that there is no need to assemble or dissemble while transporting or loading. CONSTITUTION: A portable-type both-sided corrugated cardboard packing box is comprised of rear original sheet(1), a surface original paper(3), and a corrugated medium(5) which is attached with adhesive between the rear original sheet and the surface original sheet. The packing box is comprised of front/back plate(33), an up/down plate(35), a front/back bending wing piece(41L,43L), which is respectively formed in right/let end of the front/back plate and up/down plate, and a up/down bending wing piece to left/right side. The handle string includes a pair first tear line(51) and a pair second tear line(55) in the total upper surface of a upper plate. The first tear line is formed in both back/forth sides according to the left/right longitudinal direction. The second tear is formed in one part of the upper surface of left/right side wing by extended from a pair of a first tear line.