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:
Aug. 20, 2019
Filed:
Jan. 26, 2017
Hongfu Xu, Shenzhen, CN;
Zhilin Chai, Shenzhen, CN;
NA Wu, Shenzhen, CN;
Fanghua Ling, Shenzhen, CN;
Hongfu Xu, Shenzhen, CN;
Zhilin Chai, Shenzhen, CN;
Na Wu, Shenzhen, CN;
Fanghua Ling, Shenzhen, CN;
AAC TECHNOLOGIES PTE. LTD., Singapore, SG;
Abstract
A linear vibration motor is disclosed. The linear vibration motor, includes a housing provided with an accommodation space; a vibrator accommodated in the accommodation space; and an electromagnet accommodated in the accommodation space. The vibrator includes a weight having a through-hole and a plurality of permanent magnets engaging with an inner wall of the through-hole. The electromagnet is located in the through-hole and separated from the permanent magnets. The electromagnet includes an iron core and a coil around the iron core for producing magnet fields interacting with the permanent magnets further for producing attracting and repelling force to drive the vibrator to vibrate.