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. 04, 2023
Filed:
May. 08, 2019
City University of Hong Kong, Kowloon, HK;
Dong Sun, Kowloon, HK;
Dongfang Li, Kowloon, HK;
City University of Hong Kong, Kowloon, HK;
Abstract
An electromagnetic device for manipulating a magnetic-responsive robotic device, and an electromagnetic apparatus incorporate one or more such electromagnetic device. The electromagnetic device includes a magnetic corehaving a first portion and a second portion extends from one side of the first portion. The first portion has a first cross section and defining a first central axis. The second portion has a second cross section smaller than the first cross section, and defines a second central axis parallel to the first central axis. A first electromagnetic coil is arranged around the first cylindrical portion. A second electromagnetic coil is arranged around the second cylindrical portion.