Patent ID: 7972842

Claim:
A lockable cell growth chamber comprising (a) a circular dish supported on a circular base, said dish having a bottom plate and a bottom cylindrical side wall, and (b) a circular lid having a top plate and a top cylindrical side wall, said lid sized so as to fit over the bottom cylindrical side wall of said dish wherein said base and said lid are provided with locking means for securing said base and lid in locking engagement, said locking means comprising at least two pairs of locking members, each of said pairs of locking members comprising (i) a docking member having a notch and a ramp, and (ii) a tab sized and shaped so as to be slidably and compressionably engagable with said notch of said docking member, and wherein said docking member includes a platform that is substantially at right angles to said ramp, said top cylindrical side wall includes a stop adjacent each tab, and said stop is located and shaped so as to engage one side of said docking member when said tab is within said notch.