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:
Oct. 11, 2022
Filed:
Jan. 23, 2019
Applicants:
Khan Workholding Co., Ltd., Changwon-si, KR;
Dong-a University Research Foundation for Industry-academy Cooperation, Busan, KR;
Inventors:
Assignees:
KHAN WORKHOLDING CO., LTD., Changwon-si, KR;
DONG-A UNIVERSITY RESEARCH FOUNDATION FOR INDUSTRY-ACADEMY COOPERATION, Busan, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23Q 5/10 (2006.01); B23Q 5/56 (2006.01); B23B 31/107 (2006.01);
U.S. Cl.
CPC ...
B23Q 5/10 (2013.01); B23B 31/1072 (2013.01); B23Q 5/56 (2013.01); B23B 2260/044 (2013.01); B23B 2260/0625 (2013.01); B23Q 2705/02 (2013.01);
Abstract
Disclosed is a built-in type electric driving system of a machine tool. The system is capable of directly connecting a motor, which drives a spindle in a lathe which processes a workpiece, to an outer surface of the spindle without using a belt to rotate the spindle, and is capable of selectively transferring the power of the motor to a rotation system including a drawbar and a spindle for driving a chuck using a clutch device.