US 12,011,076 B2
Cosmetic packaging tube
Weifeng Zhu, Shaoxing (CN); Yongqing Fang, Shaoxing (CN); and Jianhua Song, Shaoxing (CN)
Assigned to ZHEJIANG AXILONE SHUNHUA ALUMINUM & PLASTIC CO., LTD, Shaoxing (CN)
Appl. No. 17/765,848
Filed by ZHEJIANG AXILONE SHUNHUA ALUMINUM & PLASTIC CO., LTD, Shaoxing (CN)
PCT Filed Jun. 28, 2020, PCT No. PCT/CN2020/098512
§ 371(c)(1), (2) Date Apr. 1, 2022,
PCT Pub. No. WO2021/068561, PCT Pub. Date Apr. 15, 2021.
Claims priority of application No. 201910968508.3 (CN), filed on Oct. 12, 2019.
Prior Publication US 2022/0338607 A1, Oct. 27, 2022
Int. Cl. A45D 40/06 (2006.01); A45D 40/00 (2006.01)
CPC A45D 40/06 (2013.01) [A45D 2040/0025 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A center tube core, comprising a prong, a spiral rotatably surrounding the prong and a bead slidably provided in the prong for supporting a product, wherein a side wall of the prong is provided with a slide slot extending in an axial direction, an outer wall of the bead is provided with a slide block extending out of the slide slot in a radial direction, and an inner wall of the spiral is provided with a feed thread acting on the slide block, and wherein the prong, the bead and the spiral are all made of metal material; and wherein the bead comprises an inner cylinder and an outer cylinder surrounding the inner cylinder, and an outer wall of the outer cylinder is provided with the slide block.