Containers having locking structure
AssigneeMetal Box Limited
InventorWilliam I. Imber
Life of this patent
Estimating the term…
Abstract
A container comprising a metal container body having an access aperture with a curled rim and a cap for closing the access aperture with the latter carrying a plurality of radially projecting projections and the curled rim of the container body having recesses therein, portions of the curled rim being radially flattened to provide the recesses and leave adjacent thereto rim portions under which the projections of the cap can engage, the recesses being arranged to permit passage of the cap projections therethrough upon bringing the cap axially up to the access aperture, and the cap projections being arranged to engage under the rim portions adjacent the recesses when the cap is then turned, so as to secure the cap on the container body.
Claims7
A container comprising a metal container body having an access aperture with a curled rim and a cap for closing the access aperture, the cap being formed with a plurality of projections projecting radially and the curled rim of the container body having recesses therein, wherein portions of the curled rim are radially flattened so as to provide said recesses and to leave, adjacent said recesses, rim portions under which the projections on the cap can engage, the recesses being arranged to permit passage of the cap projections therethrough upon bringing the cap axially up to the access aperture, and the cap projections being arranged to engage under said rim portions adjacent the recesses when the cap is then turned, so as to secure the cap on the container body.
Dependencies are inferred from the claim text.