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:
Jun. 14, 2022
Filed:
May. 02, 2019
Applicant:
Shimadzu Corporation, Kyoto, JP;
Inventors:
Toshifumi Hashimoto, Kyoto, JP;
Nobuhiko Moriyama, Kyoto, JP;
Assignee:
Shimadzu Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 19/04 (2006.01); F04D 27/00 (2006.01); F04D 29/059 (2006.01); G01M 13/045 (2019.01);
U.S. Cl.
CPC ...
F04D 27/001 (2013.01); F04D 19/042 (2013.01); F04D 29/059 (2013.01); G01M 13/045 (2013.01);
Abstract
A vacuum pump comprises: a rotor; a stator; a rolling bearing configured to support a rotor shaft provided at the rotor; and a vibration sensor configured to detect vibration of the rolling bearing.