US 12,479,638 B2
Cap assembly and bottle assembly
Pan Zhou, Shanghai (CN); Guilin Kuang, Shanghai (CN); and Hui Huang, Shanghai (CN)
Assigned to Illinois Tool Works Inc., Glenview, IL (US)
Filed by Illinois Tool Works Inc., Glenview, IL (US)
Filed on Jul. 28, 2023, as Appl. No. 18/227,778.
Claims priority of application No. 202210963718.5 (CN), filed on Aug. 11, 2022; and application No. 202310905713.1 (CN), filed on Jul. 21, 2023.
Prior Publication US 2024/0051720 A1, Feb. 15, 2024
Int. Cl. B65D 23/00 (2006.01); B65D 55/12 (2006.01); F25B 45/00 (2006.01)
CPC B65D 55/12 (2013.01) [B65D 23/00 (2013.01); B65D 2255/20 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A cap assembly configured to lock a bottle, the bottle comprising a bottle head having at least one lock accommodating portion and comprising a bottle body, the cap assembly comprising:
a cap defining an annular receiving portion having an opening facing downward, and the bottle head being capable of entering the receiving portion through the opening;
an elastic member including a horizontal portion and an elastic arm being annular and being arranged in the receiving portion, wherein the elastic arm extends downwardly and obliquely in an outward direction from the horizontal portion; and
at least one lock portion being arranged on the cap and being configured to be capable of cooperating with the at least one lock accommodating portion of the bottle head, so as to lock the cap assembly to the bottle head;
wherein the elastic arm is configured such that when the cap assembly is locked to the bottle head, the elastic arm abuts against a top wall of the receiving portion and an upwardly facing surface of a top wall of the bottle head, to apply forces in opposite directions to the cap and the bottle head, so as to retain the at least one lock portion in the at least one lock accommodating portion.