US 11,970,312 B2
Container cap with a liner retention structure
Grace A. Behrend, Warren, NJ (US)
Assigned to HALEON US HOLDINGS LLC, Wilmington, DE (US)
Appl. No. 16/767,708
Filed by GlaxoSmithKline Consumer Healthcare Holdings (US) LLC, Wilmington, DE (US)
PCT Filed Nov. 28, 2018, PCT No. PCT/US2018/062693
§ 371(c)(1), (2) Date May 28, 2020,
PCT Pub. No. WO2019/108562, PCT Pub. Date Jun. 6, 2019.
Claims priority of provisional application 62/592,622, filed on Nov. 30, 2017.
Prior Publication US 2020/0290779 A1, Sep. 17, 2020
Int. Cl. B65D 51/18 (2006.01); B65D 41/48 (2006.01); B65D 53/04 (2006.01)
CPC B65D 41/48 (2013.01) [B65D 51/18 (2013.01); B65D 53/04 (2013.01); B65D 2251/0015 (2013.01); B65D 2251/0093 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A cap comprising:
a. a cap body having a pair of curved side walls and an inner underside surface that are joined or connected together, each curved side wall extending around a center axis of the cap and having an outer wall surface and an inner wall surface, and
b. a liner retention system comprising
i. a first, second and third pairs of side wall ribs distributed on the inner wall surface, wherein a rib of each pair is positioned on each curved side wall and aligned latitudinally in the cap body, the first, second and third ribs on one side wall facing third, second and first ribs, respectively, on the other side wall, each rib having arcuate surfaces forming a curved structure on the inner wall surface and a curved surface in the latitudinal extant, the curvature helping to retain a liner in the cap, wherein each pair of ribs has a different configuration, and
ii. a pair of edge ribs positioned where the pair of curved side walls are joined or connected, and
iii. said cap body also comprising first and second pairs of locking tabs distributed on the inner wall surface for engaging with a respective flange on the container, wherein each tab of the first pair is aligned perpendicularly with an edge rib, and each tab of the second pair is aligned perpendicularly with a side wall rib.