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公开(公告)号：EP4324608A1
公开(公告)日：2024-02-21
申请号：EP23191231.2
申请日：2023-08-14
申请人： Dorco Co., Ltd.
发明人： LEE, Hyun Ju , LEE, Seung Ki , RYU, Kwang Choon , PARK, Min Joo
IPC分类号： B26B21/56
摘要： According to the embodiment of the present disclosure, there is provided a razor blade including a substrate having a cutting edge formed at a tip, wherein: the substrate includes a plurality of first facets, a plurality of second facets formed between the tip and the plurality of first facets, a facet brake region having facet brake spots where the plurality of first facets and the plurality of second facets intersect, and a first facet region including the plurality of first facets but not including the plurality of second facets.
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公开(公告)号：EP4166291A1
公开(公告)日：2023-04-19
申请号：EP21825682.4
申请日：2021-05-28
申请人： Dorco Co., Ltd.
发明人： LEE, Hyun Ju , RYU, Kwang Choon , KIM, Myoung Jin
摘要： A shaving blade is disclosed herein. An embodiment of the present disclosure provides a shaving blade including: a substrate including a cutting edge at which a sharp substrate tip is formed, wherein the substrate has a thickness T10 measured at a distance D10 that is 10 micrometers away from the substrate tip, the thickness T10 having a value between 3.18 micrometers and 3.66 micrometers, and a thickness T100 measured at a distance D100 that is 100 micrometers away from the substrate tip, the thickness T100 having a value between 14.82 micrometers and 18.85 micrometers.
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公开(公告)号：EP4219100A1
公开(公告)日：2023-08-02
申请号：EP23166847.6
申请日：2020-09-03
申请人： Dorco Co., Ltd.
发明人： LEE, Hyun Ju , RYU, Kwang Choon , PARK, Min Joo
摘要： A shaving blade is disclosed. According to one embodiment of the present disclosure, the shaving blade includes a substrate 10 having a cutting edge 11 provided with a sharp substrate tip 12 and at least one coating layer 20 laminated on the substrate and containing one or more of CrB, CrC, and Diamondlike carbon, wherein the cutting edge has a convex shape in a section from the substrate tip to D100 that is 100 micrometers from the substrate tip.
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公开(公告)号：EP3800016A1
公开(公告)日：2021-04-07
申请号：EP20194343.8
申请日：2020-09-03
申请人： Dorco Co., Ltd.
发明人： LEE, Hyun Ju , RYU, Kwang Choon , PARK, Min Joo
摘要： A shaving blade is disclosed. According to one embodiment of the present disclosure, the shaving blade includes a substrate having a cutting edge provided with a sharp substrate tip, wherein a thickness T16 of the substrate measured at a distance D16, which is 16 micrometers from the substrate tip, is in a range from 2.41 micrometers to 3.76 micrometers.
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