US 12,434,306 B2
Cutting tool assembly
Sang Young Lee, Daegu (KR)
Assigned to TaeguTec Ltd., Daegu (KR)
Filed by TAEGUTEC LTD., Daegu (KR)
Filed on Oct. 25, 2022, as Appl. No. 18/049,333.
Prior Publication US 2024/0131599 A1, Apr. 25, 2024
Prior Publication US 2024/0227032 A9, Jul. 11, 2024
Int. Cl. B23B 29/04 (2006.01); B23B 27/10 (2006.01); B23B 27/16 (2006.01); B23B 27/04 (2006.01)
CPC B23B 29/043 (2013.01) [B23B 27/04 (2013.01); B23B 27/10 (2013.01); B23B 2205/02 (2013.01); B23B 2220/126 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A cutting tool assembly, comprising:
a tool body extending in a longitudinal direction;
a lower jaw extending and protruding forward from the tool body;
a clamping portion disposed to be spaced apart from a top surface of the tool body;
an upper jaw extending forward from the clamping portion and facing the lower jaw;
an elastic connecting portion elastically connecting the tool body and the clamping portion to each other on a rear side of the clamping portion;
a clamping screw penetrating the clamping portion downwardly and fastened to the tool body; and
an upper coolant channel through which coolant flows, the upper coolant channel penetrating an interior of the elastic connecting part, an interior of the clamping portion, and an interior of the upper jaw,
wherein, in a width direction perpendicular to the longitudinal direction, a width of the clamping portion is in a range of 40% to 80% of a width of the tool body.