Title:
SHAVING BLADE
Document Type and Number:
WIPO Patent Application WO/2023/059026
Kind Code:
A1
Abstract:
A shaving blade is disclosed. According to one embodiment of the present disclosure, provided is a shaving blade comprising: a substrate including a substrate edge having a substrate tip formed at the end portion thereof; and a coating layer, which is stacked on the substrate and has a coating tip formed at the end portion thereof, wherein the coating layer includes a first facet extending from the coating tip, and a second facet extending from the first facet, and the gradient of the first facet is smaller than the gradient of the second facet on the basis of the reference line passing through the substrate tip and the coating tip.
Inventors:
JUNG HYUN KYU (KR)
PARK MIN JOO (KR)
KIM MYOUNG JIN (KR)
JEONG SEONG WON (KR)
PARK MIN JOO (KR)
KIM MYOUNG JIN (KR)
JEONG SEONG WON (KR)
Application Number:
PCT/KR2022/014899
Publication Date:
April 13, 2023
Filing Date:
October 04, 2022
Export Citation:
Assignee:
DORCO CO LTD (KR)
International Classes:
B26B21/56; C23C30/00
Domestic Patent References:
| WO1991018719A1 | 1991-12-12 |
Foreign References:
| JP2001340672A | 2001-12-11 | |||
| US20140360021A1 | 2014-12-11 | |||
| JP2008245931A | 2008-10-16 | |||
| JP2005095658A | 2005-04-14 | |||
| KR20210133084A | 2021-11-05 |
Other References:
G ROSCIOLI: "How hair deforms steel", SCIENCE, vol. 369, 6 August 2020 (2020-08-06), pages 689 - 694
Attorney, Agent or Firm:
LEE, Chulhee (KR)
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