Invention Grant
- Patent Title: Compound membrane and acoustic device using same
- Patent Title (中): 复合膜和声音装置使用它
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Application No.: US14010714Application Date: 2013-08-27
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Publication No.: US08950545B2Publication Date: 2015-02-10
- Inventor: Xing-Zhi Huang , Jing He
- Applicant: Xing-Zhi Huang , Jing He
- Applicant Address: CN Shenzhen CN Shenzhen
- Assignee: AAC Acoustic Technologies (Shenzhen) Co., Ltd.,American Audio Component (Shenzhen) Co., Ltd.
- Current Assignee: AAC Acoustic Technologies (Shenzhen) Co., Ltd.,American Audio Component (Shenzhen) Co., Ltd.
- Current Assignee Address: CN Shenzhen CN Shenzhen
- Agency: IPro, Inc.
- Agent Na Xu
- Priority: CN201220496050 20120926
- Main IPC: H04R7/10
- IPC: H04R7/10 ; G10K11/00 ; G10K13/00
Abstract:
The present disclosure provides a compound membrane and an acoustic device including such a compound membrane. The compound membrane includes a polyarylate film, and a thermoplastic polyurethane elastomer attached to one surface of the polyarylate film.
Public/Granted literature
- US20140083797A1 COMPOUND MEMBRANE AND ACOUSTIC DEVICE USING SAME Public/Granted day:2014-03-27
Information query
