Title:
FIVE-IN-ONE POLISHING HEAD
Document Type and Number:
WIPO Patent Application WO/2020/168534
Kind Code:
A1
Abstract:
A five-in-one polishing head used for a nail polishing machine and comprising a blade part (1) and a handle part (2), wherein the blade part (1) is made of tungsten steel material or zirconia ceramic material and is cone-shaped; a cone-shaped top end is a concave surface or a plane; a tapered polishing head is sequentially arranged with thinnest teeth (3), thin teeth (4), middle-thin teeth (5), and thick teeth (6) according to the tooth density; the thinnest teeth (3) are located at the top of the tapered polishing head and are configured to be a circle; the thick teeth (6) are located at the end of the blade part (1); the length of the blade part (1) is greater than or equal to 15.5 mm; the handle part (2) is made of the tungsten steel material and is cylindrical; the center of the end of the blade part (1) is axially welded and fixed to one end of the handle part (2); the tapered polishing head is provided with regularly distributed straight lines or oblique lines on a surface from the thinnest teeth (3) to the thick teeth (6); the shape of a surface right-handed groove is inverted trapezoidal, and the shape of a left-handed groove is triangular. The polishing head is simple in structure and convenient in production, and matches the polishing machine to implement forward and reverse rotating polishing; during use, one blade replaces four blades, so that the wear of the handle on the polishing machine during blade change is avoided, the work efficiency is improved, the time of blade change is reduced, and the entire manicure process is completed by using one blade.
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| JP5030274 | Electric nail polisher |
Inventors:
WANG JISHUN (CN)
WANG MENGYI (CN)
SUN JING (CN)
WANG MENGYI (CN)
SUN JING (CN)
Application Number:
PCT/CN2019/075809
Publication Date:
August 27, 2020
Filing Date:
February 22, 2019
Export Citation:
Assignee:
SHANGHAI WELL-SUN PROCISION TOOL CO LTD (CN)
International Classes:
A45D29/05; A45D29/14
Foreign References:
| CN101332010A | 2008-12-31 | |||
| CN207519800U | 2018-06-22 | |||
| CN2392418Y | 2000-08-23 | |||
| CN205233768U | 2016-05-18 | |||
| CN204409929U | 2015-06-24 | |||
| US3916920A | 1975-11-04 | |||
| CN207411734U | 2018-05-29 | |||
| CN207519802U | 2018-06-22 |
Other References:
See also references of EP 3847924A4
Attorney, Agent or Firm:
SHANGHAI CONCORD PATENT AGENT CO., LTD. (CN)
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