Structure of a make-up pen
US6474891B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Nov 29, 2001 |
| Grant date | Nov 5, 2002 |
| Priority date | — |
| Expiry date | Nov 29, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB43K8/04
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An improved structure of a make-up pen is disclosed. The make-up pen comprises a pen body, a head portion, a cap body, and a material-extracting device. The pen body is provided with a cavity and the head portion is located at one end of the pen body. A brush is positioned within the head portion and a partial of the brush is extended above the head portion. The material-extracting device is mounted at a rotational cap having a driving rod, and a compression spring is mounted to the driving rod and a ratchet wheel. A securing seat is mounted to the pen body at the end portion of the driving rod. A plurality of teeth are provided to the bottom section of the securing seat and the other end of the driving rod is a screw hole having mounted with a piston rod passed through the securing seat. A piston is located at the end portion of the piston rod and the cavity contains the cosmetic lotion/cream. By rotating the rotational cap, the cosmetic lotion/cream moves upward to the head portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.