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:
Nov. 18, 2025
Filed:
Apr. 22, 2021
Applicant:
Dn Solutions Co., Ltd., Changwon-si, KR;
Inventor:
Youngkun Jung, Changwon-si, KR;
Assignee:
DN SOLUTIONS CO., LTD., Changwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23Q 15/22 (2006.01); B23Q 11/00 (2006.01); B23Q 23/00 (2006.01);
U.S. Cl.
CPC ...
B23Q 15/22 (2013.01); B23Q 11/0025 (2013.01); B23Q 23/00 (2013.01);
Abstract
The present disclosure relates to a sag compensation apparatus of a machine tool and a machine tool including the same, in which in case of sag of a cross-rail occurring due to transfer of a saddle and a ram spindle unit, hydraulic pressure compensates for the sag in real time, thereby improving machining precision and maximizing responsiveness and reliability.