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:
Jul. 12, 2022
Filed:
Dec. 05, 2017
Shenzhen Grandsun Electronic Co., Ltd., Shenzhen, CN;
Mickael Bernard Andre Lefebvre, Shenzhen, CN;
Gang Xie, Shenzhen, CN;
Haiquan Wu, Shenzhen, CN;
Weiyong Gong, Shenzhen, CN;
Ruiwen Shi, Shenzhen, CN;
SHENZHEN GRANDSUN ELECTRONIC CO., LTD., Shenzhen, CN;
Abstract
A radial magnetic circuit assembly device includes a magnetic central column, a lower lantern ring and an upper lantern ring, the magnetic central column includes a large-diameter section and a small-diameter section which form a limit step on which each tile-shaped magnet is annularly and uniformly arranged, the lower lantern ring is sleeved on the tile-shaped magnet in a direction from the large-diameter section towards the small-diameter section and is configured to limit a radial displacement of each tile-shaped magnet, the upper lantern ring is sleeved on the tile-shaped magnet in a direction from the small-diameter section towards the large-diameter section to press the upper axial magnetic sheet and the lower axial magnetic sheet against the upper axial side surface and the lower axial side surface of each tile-shaped magnet respectively.