PROBLEM TO BE SOLVED: To provide a fermented soybean container which can be closed with a cover without the need of heat sealing and can be re-closed with the cover after opening the cover once and in which sinking deformation of the cover of lower container can be restrained when two or more containers are piled and packaged.SOLUTION: The container is composed of a container body 1, in which a storage recess 2 is formed with a plane square flange part 4, and the cover 5 provided continuously to the container body 1 via a hinge 6, wherein the sidewall 20 of the storage recess 2 is composed of an upper sidewall 21, a step 22 and a lower sidewall 23 which inclines in a taper shape and is prolonged downward and reaches a bottom part 24 with a plane round shape and a rib-like protrusion 8 being engaged in the inside of an opening part 3 upon cover closing is formed at a position corresponding to the opening part 3 of the storage recess 2 in the cover 5 and an outward overhang part 9 is provided on the rib-like protrusion 8.COPYRIGHT: (C)2011,JPO&INPIT【課題】ヒートシールを要さずに閉蓋でき、一旦開封した後の再度の閉蓋も容易に可能で、さらに複数の容器を積み重ね包装した場合の下段容器の蓋体の沈み込み変形を抑制できる納豆容器を提供する。【解決手段】平面方形のフランジ部4を残して収納凹部2が形成された容器本体1と、容器本体1にヒンジ部6を介して連設された蓋体5とよりなり、収納凹部2の側壁20が、上部側壁21と、段部22と、テーパ状に傾斜して下方に延びて平面円形の底部24に至る下部側壁23とよりなり、蓋体5には、収納凹部2の開口部3との対応位置に、閉蓋時に開口部3の内側に嵌合するリブ状凸部8を形成し、リブ状凸部8に外方への張り出し部9を設ける。【選択図】図1
