主权项 |
1. A closure for dispensing a measured amount of a container's contents comprising:
(i) a first part that attaches to a container, (ii) a second part that is movable relative to the first part; (ii) a plurality of chambers, (iii) a chamber covering device, and (iv) an intended measurement selector, whereby (a) the closure is attached to the container proximate to the boundary between the interior of the container and the exterior of the container, (b) the motion of the second part relative to the first part comprises turning and rising, (c) the intended measurement selector shows an amount of material to be dispensed from the container, and (d) either the plurality of chambers or the chamber covering device moves along with the second part, (e) the chamber covering device comprises a first portion that blocks a path between the interior of the container and a first chamber of the plurality of chambers, (f) the chamber covering device comprises a second portion that blocks a path between the exterior of the container and a second chamber of the plurality of chambers, (g) each chamber of the plurality of chambers has a blocked path to the interior of the container by the chamber covering device, has a blocked path to the exterior of the container by the chamber covering device, or both has a blocked path to the interior of the container by the chamber covering device and has a blocked path to the exterior of the container by the chamber covering device. |