发明名称 Portable computer speaker grill structures
摘要 Portable computer structures are provided. The portable computer structures may include speaker grill structures. A speaker grill structure may be formed by creating an array of small holes (perforations) in a portable computer housing structure such as a planar housing wall. A speaker may be mounted adjacent to the array of holes. The planar housing wall may be formed in a block of milled aluminum and may have a thickness of less than 1 mm. The speaker holes may have with small diameters without overly attenuating sound from a speaker.
申请公布号 US8374378(B2) 申请公布日期 2013.02.12
申请号 US201213458539 申请日期 2012.04.27
申请人 APPLE INC.;HOPKINSON RON;RAFF JOHN;ANDRE BARTLEY K.;LIGTENBERG CHRIS;GOEL RUCHI 发明人 HOPKINSON RON;RAFF JOHN;ANDRE BARTLEY K.;LIGTENBERG CHRIS;GOEL RUCHI
分类号 H04R1/02 主分类号 H04R1/02
代理机构 代理人
主权项
地址