Cutting insert for machine tools for metalworking
Description
The present design is a parallelogram-shaped cutting insert with rounded corners and a centrally positioned circular hole; the top surface features a combination of curved and angular contours, creating a visually dynamic appearance; a series of fine, layered lines and recessed regions contribute to the ornamental aesthetics of the design; the harmonious arrangement of curves and angular elements gives the design a balanced and refined look.
Claims
The ornamental design for a cutting insert for machine tools for metalworking as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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Patent History
Patent number: D1127018
Type: Grant
Filed: Mar 13, 2025
Date of Patent: May 19, 2026
Inventors: Tae Hee Cho (Cheongju-si), Sung Hun Kim (Cheongju-si), Ki Chan Nam (Cheongju-si), Young Heum Kim (Cheongju-si)
Primary Examiner: Mark T. Philipps
Application Number: 35/524,710
Type: Grant
Filed: Mar 13, 2025
Date of Patent: May 19, 2026
Inventors: Tae Hee Cho (Cheongju-si), Sung Hun Kim (Cheongju-si), Ki Chan Nam (Cheongju-si), Young Heum Kim (Cheongju-si)
Primary Examiner: Mark T. Philipps
Application Number: 35/524,710
Classifications
Current U.S. Class:
Cutting Tool, E.g., Drill Bit, Etc. (D15/139)