US 12,275,566 B2
Container with a screw cap
John Huizingh, Vlagtwedde (NL)
Assigned to Schoeller Allibert GmbH, Schwerin (DE)
Filed by Schoeller Allibert GmbH, Schwerin (DE)
Filed on Mar. 30, 2023, as Appl. No. 18/128,407.
Claims priority of application No. 10 2022 108 162.1 (DE), filed on Apr. 5, 2022.
Prior Publication US 2023/0312195 A1, Oct. 5, 2023
Int. Cl. B65D 43/02 (2006.01); B65D 21/02 (2006.01); B65D 41/34 (2006.01); B65D 51/14 (2006.01); B65D 50/02 (2006.01)
CPC B65D 51/145 (2013.01) [B65D 43/0235 (2013.01); B65D 50/02 (2013.01); B65D 2255/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A container comprising:
a container rim bounding a container opening; and
a closure comprising:
a lid plate that is closed and placeable on the container rim to cover the container opening;
a lock ring that is placeable over the lid plate and screwable to the container, the lid plate being fixable to the container via the lock ring; and
a seal ring arranged between the container rim and the lid plate for sealing the container opening,
the lid plate comprising a first rim portion with a first receiving portion that receives the container rim and encompasses the container rim radially from inside and outside,
the lid plate further comprising at least one first projection provided in a circumferential direction protruding radially outward from the first receiving portion,
the lock ring comprising at least one second projection provided in the circumferential direction protruding radially inward towards the first receiving portion, and the at least one first projection and the at least one second projection interacting in a form-fitting manner in an axial direction during an opening of the container and the lid plate is lifted with the lock ring,
the lock ring comprising a second rim portion with a second receiving portion that receives the first receiving portion of the lid plate and encompasses the first receiving portion radially from inside and outside,
the lock ring defining an annular contact area for stacking an identically constructed or compatible second container on the closure, a plurality of centering portions projecting radially inwardly from the second receiving portion and spaced apart in the circumferential direction for centering the identically constructed or compatible second container on the closure,
the annular contact area and the plurality of centering portions extending radially inwardly from the second receiving portion,
the lock ring resting with a side opposite the annular contact area in an annular recess in the lid plate on a lid surface, and
the lid plate comprising a raised central portion that is flush with the annular contact area.