WASTE STORAGE DEVICE
Disclosed herein is a waste storage device ( 100 ) comprising a receiving chamber ( 132 ) provided in an upper part of the device ( 100 ) and a rotator ( 136 ) rotatably mounted in the chamber ( 132 ). The rotator ( 136 ) comprises an upper annulus ( 154 ), and a cylindrical wall ( 150 ) extending downwardly from the upper annulus ( 154 ). The rotator ( 136 ) comprises at least one projection ( 151 ) extending therefrom, said at least one projection ( 151 ) being arranged to locate with at least one corresponding recess ( 171 ) on a waste storage cassette ( 172 ) to support the waste storage cassette ( 172 ) in the chamber ( 132 ) and to ensure rotational engagement between the rotator ( 136 ) and the cassette ( 172 ).
1 . A waste storage device comprising a receiving chamber provided in an upper part of the device and a rotator rotatably mounted in the chamber; the rotator comprising:
an upper annulus;
a cylindrical wall extending downwardly from the upper annulus;
wherein the rotator comprises at least one projection extending therefrom, said at least one projection being arranged to locate with at least one corresponding recess on a waste storage cassette to support the waste storage cassette in the chamber and to ensure rotational engagement between the rotator and the cassette.
2 .- 35 . (canceled)