US 11,713,166 B2
Low migration container
Salvatore Avolio, Oxfordshire (GB); Gerald Nadin, Oxfordshire (GB); and Christopher Paul Ramsey, Oxfordshire (GB)
Assigned to Crown Packaging Technology, Inc., Alsip, IL (US)
Appl. No. 17/312,076
Filed by CROWN PACKAGING TECHNOLOGY, INC., Alsip, IL (US)
PCT Filed Nov. 13, 2019, PCT No. PCT/GB2019/053221
§ 371(c)(1), (2) Date Jun. 9, 2021,
PCT Pub. No. WO2020/128415, PCT Pub. Date Jun. 25, 2020.
Claims priority of application No. 1820548 (GB), filed on Dec. 17, 2018.
Prior Publication US 2022/0024646 A1, Jan. 27, 2022
Int. Cl. B65D 41/04 (2006.01); B65D 1/10 (2006.01); B65D 53/02 (2006.01)
CPC B65D 41/0457 (2013.01) [B65D 1/10 (2013.01); B65D 53/02 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A container comprising:
a container body having a neck, the neck having inner and outer surfaces and a rim extending between tops of the inner and outer surfaces, and the rim defining a circular opening; and
a closure having a centre panel, the closure defining an annular channel, and an annular gasket disposed in the annular channel, the annular channel receiving said rim of said neck such that the annular gasket forms a seal between said rim and said closure,
wherein, when the container body is closed by the closure, the difference between an inside radius of the annular channel at a channel depth of 0.2 mm and an inside radius of said rim is less than 0.7±0.225 mm; and
wherein when the container body is closed by the closure, a portion of the annular gasket is exposed to a volume enclosed by the container body, and a radial dimension of the exposed portion is less than 1.0±0.225 mm.