Title:
METHOD FOR MACHINING FINE SLIT BY USING INDENTATION IMPRESSION
Document Type and Number:
WIPO Patent Application WO/2021/187827
Kind Code:
A2
Abstract:
A method for machining a fine slit by using an indentation impression according to an embodiment of the present invention may comprise the steps of: forming an indentation impression on one surface of a base plate while forming a protrusion part on the other surface thereof, by using a blade tip of a tool; and removing the protrusion part to form a slit through the base plate, the slit having a pre-configured shape, wherein: the tool has a pointed shape like the letter "V"; the blade tip has a predetermined length and width; and the slit is formed by removing at least a portion of the protrusion part along a cut line formed in a direction parallel to the outer surface of the base plate.
Inventors:
BYEON CHISU (KR)
PARK JUN HO (KR)
JUNG YONG SUB (KR)
PARK JUN HO (KR)
JUNG YONG SUB (KR)
Application Number:
PCT/KR2021/003145
Publication Date:
September 23, 2021
Filing Date:
March 15, 2021
Export Citation:
Assignee:
KYUNGPOOK NAT UNIV IND ACADEMIC COOP FOUND (KR)
International Classes:
B23P15/16; B21D22/04; B23K26/38; B23P13/02; B23Q3/06
Attorney, Agent or Firm:
YUN, Kuisang (KR)
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