发明名称 SPEAKER DEVICE
摘要 PROBLEM TO BE SOLVED: To achieve thickness reduction or downsizing of a speaker device.SOLUTION: A speaker device includes: a housing including an attachment part for attaching the speaker device to an electronic apparatus; and a magnetic circuit. The housing houses the magnetic circuit, and an air chamber is integrally provided at the housing.
申请公布号 JP2015046933(A) 申请公布日期 2015.03.12
申请号 JP20140224705 申请日期 2014.11.04
申请人 PIONEER ELECTRONIC CORP;TOHOKU PIONEER CORP 发明人 TAKAHASHI KENJI;WATANABE KIYONARI;WATANABE KAZUAKI;ITO MASANORI;TAKAHASHI HIDEKI
分类号 H04R9/02 主分类号 H04R9/02
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