Patent ID: 8453860

Claim:
A bottle assembly comprising: an outer bottle body comprising: a hemispherical bottom wall having: a plurality of radial serrations; a retaining ring defining a central hole; an open top; a threaded neck finish surrounding said open top; a cylindrical sidewall extending upwardly from said hemispherical bottom wall to said threaded neck finish, said cylindrical sidewall, said threaded neck finish, said open top, and said closed bottom collectively defining an interior compartment; an inner bladder for containing beverages, said inner bladder comprising: an open top; a liner body entirely housed within said interior compartment; a closed base having a central portion; a peg extending downwardly from said central portion and protruding through said central hole of said hemispherical bottom wall; a cap removably attached to said threaded neck finish for closing said interior compartment; a rotating collar removably attached to said hemispherical bottom wall, said rotating collar comprising: a base comprising: an annular bottom wall; a central protrusion extending upwardly from said annular bottom wall, said central protrusion having an upper surface with an outer lip supporting said retaining ring of said hemispherical bottom wall and an inner opening receiving said peg of said inner bladder; a circumferential sidewall extending upwardly from said annular bottom wall, said circumferential sidewall having a plurality of ribs protruding inwardly from an inner surface, said plurality of ribs cooperating with said plurality of serrations to form a ratcheting mechanism.