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.:

US 7922464 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 12, 2011

Filed:

Apr. 10, 2007
Applicants:

Kazunari Adachi, Chiryu, JP;

Takashi Sakumoto, Kariya, JP;

Inventors:

Kazunari Adachi, Chiryu, JP;

Takashi Sakumoto, Kariya, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 1/00 (2006.01); F04D 27/00 (2006.01); H02K 5/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A magnetic drive pump includes a pump chamber including an inlet port and an outlet port, a partition wall separating the pump chamber from an exterior, a rotational shaft provided at a side of the pump chamber relative to the partition wall, an impeller rotatably supported by a first end of the rotational shaft, an inductor integrally fixed to the impeller to rotate, a magnetic member positioned radially outside of the partition wall and facing the inductor, the magnetic member rotatably supported, a rotation drive device fixed to the magnetic means and actuating the magnetic member to rotate, and a drive device moving at least one of the magnetic member and the inductor in an axial direction of the rotational shaft.


Find Patent Forward Citations

Adachi, Kazunari. (2011). Magnetic drive pump (U.S. Patent No. 7922464). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7922464

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