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:
Feb. 09, 2021
Filed:
Mar. 14, 2018
Applicant:
Shimadzu Corporation, Kyoto, JP;
Inventor:
Nobuhiko Moriyama, Kyoto, JP;
Assignee:
SHIMADZU CORPORATION, Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 1/02 (2006.01); F04D 19/04 (2006.01); F04D 29/58 (2006.01); F04D 25/06 (2006.01);
U.S. Cl.
CPC ...
H05B 1/0247 (2013.01); F04D 19/042 (2013.01); F04D 29/582 (2013.01); F04D 29/584 (2013.01); F04D 25/06 (2013.01);
Abstract
A vacuum pump includes a pump device including a pump motor, an exhaust function section configured to exhaust sucked gas, and at least two direct current heaters, and a pump-integrated power source device. The pump-integrated power source device includes a pump control section, a pump power source configured to supply power to the pump control section, a direct current heater control section configured to control the two direct current heaters, and a direct current heater power source configured to supply power to the direct current heater control section.