Patent ID: 8662303
Filing Date: 2014-03-04
Classification: B65D

Abstract:
1. A packaging box comprising: a box body having a bottom board, a plurality of side boards, and a plurality of bending flaps, the bottom board having a polygonal shape, the side boards standing from respective sides of the bottom board, the bending flaps bending at upper ends of the respective side boards, a space surrounded by the bottom board and the side boards being used as an accommodation space that accommodates a packaging object; and a cushioning material having a bottom surface section and a plurality of cushioning-material side surface sections, the bottom surface section having a polygonal shape which is substantially the same polygonal shape of the bottom board of the box body, the cushioning-material side surface sections standing from respective sides of the bottom surface section, the cushioning material being fitted in the accommodation space of the box body and existing between the box body and the packaging object accommodated in the accommodation space, wherein the bottom surface section of the cushioning material defines an air hole, wherein a restrainer is formed at at least one of the bending flaps of the box body, the restrainer having a portion that is separated from and opposes the bottom board of the box body when the portion of the restrainer is bent into the accommodation space of the box body, and wherein a restrain portion is formed at the cushioning-material side surface section of the cushioning material opposing the restrainer formed at the at least one of the bending flaps, the restrain portion having a portion that is positioned at a side of the bottom board of the box body so as to abut upon the portion of the restrainer and that opposes the portion of the restrainer when the cushioning material is fitted in the accommodation space of the box body.