发明名称 EARPHONE AND HEADSET
摘要 There is thus provided an earphone comprising a housing (20) for receiving an electroacoustic transducer, and an ear cushion unit (10) having an ear cushion material (11) and a first ring (1). The housing has a sealing ring (2) and a latching unit (21). The first ring (1) has a prestressing when it is placed on the sealing ring (2) and held by means of the latching unit (21).
申请公布号 US2009262952(A1) 申请公布日期 2009.10.22
申请号 US20090427588 申请日期 2009.04.21
申请人 SENNHEISER ELECTRONIC GMBH & CO. KG 发明人 KUHTZ JAN PETER;NISSE OLAV;LESKE OLAF
分类号 H04R1/10 主分类号 H04R1/10
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