Mechanism of lipstick tube
A lipstick tube cartridge core comprising a ball, a fork, a spiral, and a cartridge. The spiral and the cartridge are provided therebetween with a keyway structure ( and ) arranged in the axial direction and an engaging ring ( and ) and engaging groove ( and ) structure arranged in the circumferenti...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A lipstick tube cartridge core comprising a ball, a fork, a spiral, and a cartridge. The spiral and the cartridge are provided therebetween with a keyway structure ( and ) arranged in the axial direction and an engaging ring ( and ) and engaging groove ( and ) structure arranged in the circumferential direction. As the spiral and the cartridge are provided therebetween with the keyway structure arranged in the axial direction and the engaging ring ( and ) and engaging groove ( and ) structure arranged in the circumferential direction, retention of the spiral and of the cartridge is implemented without using a glue, thus preventing a scenario in which a cosmetic paste is contaminated by the glue. |
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