Patent ID: 9193498
Filing Date: 2015-11-24
Classification: B65D

Abstract:
1. A plastic corrugated folding container comprising: a first side panel, a latch side panel having an engaging hole, formed on each of two ends of the floor panel, with a folding line interposed therebetween; a pair of second side panels attached to the floor panel, column members for supporting end parts of the first side panels, wherein each column member has each column member is separated into upper and lower column members across the incision of each first side panel, and end parts of each first side panels are firmly fixed by being sandwiched in the column members, wherein each of the incisions enables flat folding, a horizontal face and a vertical face are provided at both ends of the lower short side panel of each first side panel, an inclined face and a vertical face are formed at both ends of each latch side panel for the floor panel, the first side panels and the latch side panels are configured to bend in an inward direction, the engaging pieces are configured to bend in an outward direction, and the engaging piece of each second side panel is configured to engage with each engaging hole of the latch side panel, to form a box body, and wherein a trapezoidal bending piece, having an inclined face, a vertical face, and a horizontal face, is protrudingly provided at both ends of the lower short side panel of each first side panel, with a folding line interposed therebetween, and the bending pieces formed at both ends of each lower short side panel are configured to bend in the inward direction, and each end face portion of the inclined face of the latch side panel and the inclined face of the bending piece, and each end face portion of the vertical face of the latch side panel and the vertical face of the lower short side panel are heat-fused and welded.