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:
Oct. 09, 2018
Filed:
Jun. 18, 2015
Applicants:
Hongfu Xu, Shenzhen, CN;
Zhilin Chai, Shenzhen, CN;
NA Wu, Shenzhen, CN;
Inventors:
Assignee:
AAC TECHNOLOGIES PTE. LTD., Singapore, SG;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02K 33/12 (2006.01); H02K 33/16 (2006.01); H02K 33/18 (2006.01);
U.S. Cl.
CPC ...
H02K 33/12 (2013.01); H02K 33/16 (2013.01); H02K 33/18 (2013.01);
Abstract
A linear vibrator includes a stator having a housing including a receiving space; a moveable unit received in the receiving space; an elastic member having one end connecting to the moveable unit and another end connecting to the stator for suspending the moveable unit in the receiving space; and a cushion arranged between the moveable unit and the housing, the cushion comprising a plurality of parts having different stiffness.