logo

For the Inventor, By the Inventor

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 10908413 B1

PDFFull Text
Expired
Date of Patent:
Feb. 02, 2021

Filed:

Apr. 05, 2017

Rotary drive apparatus

Applicant:

Nidec Corporation, Kyoto, JP;

Inventors:

Hideki Nishimura, Kyoto, JP;

Yoichi Sekii, Kyoto, JP;

Assignee:

NIDEC CORPORATION, Kyoto, JP;

Attorney:

Keating & Bennett

Primary Examiner:

Tulsidas C Patel

Assistant Examiner:

Robert E Mates

Int. Cl.
CPC ...
G02B 26/10 (2006.01); G02B 7/18 (2006.01); H02K 1/27 (2006.01); H02K 7/08 (2006.01); H02K 7/14 (2006.01); G02B 7/182 (2006.01);
U.S. Cl.
CPC ...
G02B 26/105 (2013.01); G02B 7/1821 (2013.01); H02K 1/2706 (2013.01); H02K 1/2786 (2013.01); H02K 7/08 (2013.01); H02K 7/083 (2013.01); H02K 7/14 (2013.01);
Abstract

This rotary drive apparatus includes a stationary portion including a stator; and a rotating portion supported through a bearing portion to be rotatable about a central axis extending in a vertical direction with respect to the stationary portion, the rotating portion including a magnet arranged opposite to the stator. The bearing portion includes an upper bearing portion, and a lower bearing portion arranged below the upper bearing portion. A center of gravity of the rotating portion is located below an upper end of the upper bearing portion and above a lower end of the lower bearing portion.

Find Patent Forward Citations

Nishimura, Hideki. (2021). Rotary drive apparatus (U.S. Patent No. 10908413). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10908413

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…