Patent ID: 7344052

Claim:
A liquid storage device comprising: an outer housing formed from a blank sheet having fold lines for folding said sheet into a rectangular box having opposite sides, top, bottom and opposite end panels; means for securing said end panels to at least one said side, top and bottom panels to define a rigid structure; a collapsible container enclosed in said housing having a fill neck extending through an opening in an upper sloped portion of one of said end panels, wherein said fill neck has an internal stepped member, an external stepped member, and an external beveled edge; a spout mounted on a passage in said fill neck, said spout including a filler tube and a releasable cap at one end thereof, wherein said spout has an external beveled edge and an axially spaced external stepped member complementary to said internal and external stepped members and said external beveled edge of said fill neck wherein said spout and said fill neck are adjustably connected to one another at different degrees of complementary fitting and locking of said spout into said fill neck; and a fill neck retainer member at least partially disposed on said upper sloped portion including a circular edge engageable with said fill neck for securing said fill neck to said upper sloped portion.