Replaceable lip cosmetic container and replacement device
The replaceable lip cosmetic container design addresses the issue of material waste and environmental pollution by allowing only the lipstick paste and connection seat to be replaced, using a degradable material for the replacement device, and facilitating easy assembly and disassembly through a guide member and push-out member with a spiral pair.
EP4520220A1Active Publication Date: 2025-03-12PPK (SHANGHAI) PACKAGING CO LTD
Patent Information
- Application Number
- EP2023899269
- Authority / Receiving Office
- EP · EP
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2022-12-09
- Filing Date
- 2023-03-29
- Publication Date
- 2025-03-12
- Estimated Expiration
- 2043-03-29
Smart Images
Figure IMGAF001_ABST
Abstract
A replaceable lip cosmetic container includes a top cover (1), a tube body (2), a guide member (3) and a rotating seat (4), and further includes a push-out member (5); an inner wall of the tube body (2) is provided with a spiral groove (21); the guide member (3) is provided with a guide groove (31) in an axial direction; an outer wall of the push-out member (5) is provided with a spiral rod (51), the push-out member (5) is sleeved in the guide member (3), and the spiral rod (51) penetrates through the guide groove (31) and cooperates with the spiral groove (21) to form a spiral pair; the push-out member (5) moves along the guide groove (31) to be located at a storage position, a use position and a replacement position; the guide groove (31) is provided with a storage groove (32), a limit groove (33) and a stop groove (34) corresponding to the above positions, respectively; and a thread lead angle of the spiral groove (21) is greater than or equal to an equivalent friction angle of the spiral pair.
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Citation Information
Patent Citations
Container structure capable of replacing lipstick
CN113367465A