| 摘要 |
An orientatable closure (10) for a container (20) is provided. The closure comprises a body with a screw thread (50), the thread comprising a first portion 870) having a first thickness and a second portion (75) having a second thickness. The first and second thicknesses are different and the interface between the first and second portions defines a stop such that a co-operating screw thread (55) on a container cannot be rotated passed the interface, whereby to define a predetermined relative orientation between the closure and container. |
