Shell device for cosmetic storage container
US12011077B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 29, 2021 |
| Grant date | Jun 18, 2024 |
| Priority date | — |
| Expiry date | Jun 29, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA45D40/205
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A shell device for a cosmetic storage container includes a movable cylindrical portion, a rotatable cylindrical portion axially provided with a cutting groove, and a spiral barrel. A guiding protrusion is provided on an outer sidewall of the movable cylindrical portion. The movable cylindrical portion is movably provided in the rotatable cylindrical portion. The guiding protrusion is movably positioned in the cutting groove. The guiding protrusion is movably positioned in a spiral groove formed in an inner wall of the spiral barrel. The bottom of the spiral barrel is sleeved outside the rotatable cylindrical portion. The spiral barrel and the rotatable cylindrical portion rotate relative to each other in a circumferential direction, and are positioned relative to each other in an axial direction. A first spiral guideway is provided in the spiral groove. A second spiral guideway is provided at the outer side of the guiding protrusion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.