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:
Dec. 30, 2014
Filed:
Mar. 24, 2011
Kazuo Yamazaki, El Macero, CA (US);
Toru Fujimori, Yamatokoriyama, JP;
Kazuo Yamazaki, El Macero, CA (US);
Toru Fujimori, Yamatokoriyama, JP;
DMG Mori Seiki Co., Ltd., Nara, JP;
Intelligent Manufacturing Systems International, San Francisco, CA (US);
Abstract
A machine toolcomprises a bed, a column, a spindle head, a spindle, a saddle, a table, a feed mechanism for moving the spindle head, the saddleand the tablein Z-axis, Y-axis and X-axis directions respectively, a position detector for detecting the positions of the spindle head, saddleand table, a controller for feedback controlling the feed mechanism, a position detectorfor detecting the position of the spindle head, a position detectorfor detecting the position of the spindle head, a position detectorfor detecting the position of the table, and a measurement framewhich is configured with a different member from the bedand the columnand on which readersof the position detectorsare disposed.