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:
Apr. 27, 2021
Filed:
Jun. 02, 2020
Applicant:
Shimadzu Corporation, Kyoto, JP;
Inventor:
Hiroaki Kimura, Kyoto, JP;
Assignee:
Shimadzu Corporation, Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/66 (2006.01); F04D 19/04 (2006.01); F04D 29/26 (2006.01);
U.S. Cl.
CPC ...
F04D 29/662 (2013.01); F04D 19/042 (2013.01); F04D 29/266 (2013.01);
Abstract
A vacuum pump comprises: a pump rotor rotatably driven by a motor and fastened to a shaft; a recessed portion formed at a suction-port-side end surface of the pump rotor; and a rotor balance correction member including a cover portion configured to cover the recessed portion.
Kimura, Hiroaki. (2021). Vacuum pump (U.S. Patent No. 10989225). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10989225
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile