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. 05, 2017
Filed:
Feb. 01, 2016
Applicant:
Fanuc Corporation, Yamanashi, JP;
Inventors:
Yoshinori Hoshino, Yamanashi, JP;
Taisei Fujimoto, Yamanashi, JP;
Assignee:
FANUC CORPORATION, Yamanashi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23Q 11/00 (2006.01); G05B 23/02 (2006.01); B23Q 11/12 (2006.01);
U.S. Cl.
CPC ...
G05B 23/0289 (2013.01); B23Q 11/126 (2013.01);
Abstract
A machine tool including a cooling fan measures an input power source voltage to the machine tool and an input current to the cooling fan. If the measured current value is outside a predetermined current value range corresponding to the measured voltage value, the machine determines that the rotational speed of the cooling fan has decreased.
Hoshino, Yoshinori. (2017). Device for detecting decrease in rotational speed of cooling fan of machine tool (U.S. Patent No. 9753456). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9753456
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile