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.

Date of Patent:
Feb. 13, 2018

Filed:

Apr. 10, 2015
Applicant:

Harbin Institute of Technology, Heilongjiang, CN;

Inventors:

Huimin Liang, Heilongjiang, CN;

Kun Zhang, Heilongjiang, CN;

Jingbo Lin, Heilongjiang, CN;

Haidan Yu, Heilongjiang, CN;

Jie Deng, Heilongjiang, CN;

Fan Zou, Heilongjiang, CN;

Assignee:

HARBIN INSTITUTE OF TECHNOLOGY, Heilongjiang Province, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 7/16 (2006.01); H01F 7/122 (2006.01); F16K 31/08 (2006.01); F16K 31/06 (2006.01); H01F 7/06 (2006.01); H01F 7/08 (2006.01); H01F 27/02 (2006.01); H01F 27/24 (2006.01); H01F 27/28 (2006.01); H01F 27/32 (2006.01);
U.S. Cl.
CPC ...
F16K 31/082 (2013.01); F16K 31/0679 (2013.01); F16K 31/08 (2013.01); H01F 7/064 (2013.01); H01F 7/081 (2013.01); H01F 7/122 (2013.01); H01F 7/16 (2013.01); H01F 7/1615 (2013.01); H01F 27/02 (2013.01); H01F 27/24 (2013.01); H01F 27/28 (2013.01); H01F 27/325 (2013.01); H01F 2007/086 (2013.01); H01F 2007/1692 (2013.01);
Abstract

A high-power bi-directional non-recovery spring magnetic valve including permanent magnets has an upper magnetic circuit part and lower magnetic circuit part symmetrically disposed and connected together via an armature connection rod and a housing connection ring, the upper magnetic circuit part comprises an upper iron core, an upper housing, an upper coil, an upper annular permanent magnet, an upper yoke iron and an upper push rod, the lower magnetic circuit part comprises a lower iron core, a lower housing, a lower coil, a lower annular permanent magnet, a lower yoke iron and a lower push rod. The magnetic valve comprising permanent magnets realizes bistable-state magnetic retaining, and has an adjustable retaining force for permanent magnet adjustment, quick response, and high output force.


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Liang, Huimin. (2018). High-power bi-directional non-recovery spring magnetic valve comprising permanent magnet (U.S. Patent No. 9890871). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9890871

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

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