CONTAINER FOR LIQUID

PROBLEM TO BE SOLVED: To provide a container for liq. prepd. by placing a thin container in a corrugated board case and with an opening part being opened and closed with a screw-type cap and being exposed to the outer face of the corrugated board case. SOLUTION: An opening part 4 being opened and closed with a screw-type cap 11 is provided on a thin container 3 and an engaging groove 10 is formed on the outer periphery of the base part of this opening part 4 and a window hole 12 is formed on a part corresponding to the opening part 4 on the top face of the corrugated board case 2 and an opening part supporting member 13 made of a synthetic resin with a short cylinder part 14 fittable to the window hole 12, a top part flange part 15 engaging with the top face of the corrugated board case 2 and a bottom part flange part 16 whose inner peripheral part is fittable and engageable to the engaging groove 10 of the opening part 4, is provided and an annular engaging part 17 being brought into press contact with the inner bottom face of the engaging groove 10 is provided on the inner periphery of the bottom part flange part 16 and an engaging flange 18 with an L-shaped plane figure engaging with the top end part of the corner side face of the corrugated board case 2 is hung from the flange part 15 of the top part.