The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 02, 2025
Filed:
Feb. 09, 2021
Applicant:
Dn Solutions Co., Ltd., Changwon-si, KR;
Inventor:
Taehwan Ju, Gimhae-si, KR;
Assignee:
DN SOLUTIONS CO., LTD., Changwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 29/02 (2006.01); B23B 29/04 (2006.01); B23B 29/24 (2006.01); B23B 31/103 (2006.01); B23B 31/30 (2006.01);
U.S. Cl.
CPC ...
B23B 29/025 (2013.01); B23B 29/046 (2013.01); B23B 29/242 (2013.01); B23B 31/103 (2013.01); B23B 31/30 (2013.01); B23B 2231/26 (2013.01);
Abstract
The present disclosure relates to a long boring bar device of a machine tool and, more particularly, to a long boring bar device of a machine tool, wherein a boring bar is detachably fastened to a holder, and a head tool is detachably fastened to the boring bar to automatically exchange a head tool through an automatic tool changer, thereby reducing non-processing time and improving productivity of the machine tool.