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:
Nov. 01, 2011
Filed:
Jun. 25, 2009
Kai-li Jiang, Beijing, CN;
Lin Xiao, Beijing, CN;
Zhuo Chen, Beijing, CN;
Chen Feng, Beijing, CN;
Shou-shan Fan, Beijing, CN;
Yuan-chao Yang, Beijing, CN;
Kai-Li Jiang, Beijing, CN;
Lin Xiao, Beijing, CN;
Zhuo Chen, Beijing, CN;
Chen Feng, Beijing, CN;
Shou-Shan Fan, Beijing, CN;
Yuan-Chao Yang, Beijing, CN;
Beijing FUNATE Innovation Technology Co., Ltd., Beijing, CN;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;
Abstract
A sound wave generator includes one or more carbon nanotube films. The carbon nanotube film includes a plurality of carbon nanotubes substantially parallel to each other and joined side by side via van der Waals attractive force therebetween. At least part of the sound wave generator is supported by a supporting element. The one or more carbon nanotube films produce sound by means of the thermoacoustic effect.