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1. 发明授权

US4041256A Open-back type headphone with a detachable attachment 失效
标题翻译：具有可拆卸附件的背部式耳机
公开(公告)号：US4041256A
公开(公告)日：1977-08-09
申请号：US682165
申请日：1976-04-30
申请人： Kazuho Ohta , Fumio Matsuda , Tsutomu Tanaka , Katsuhiro Ohnuki , Naotaka Miyaji , Hidetoshi Sato
发明人： Kazuho Ohta , Fumio Matsuda , Tsutomu Tanaka , Katsuhiro Ohnuki , Naotaka Miyaji , Hidetoshi Sato
IPC分类号： H04R1/10
CPC分类号： H04R1/1058 , H04R1/1008
摘要： An open-back type headphone comprises a driver unit for operating as a sound generating source, a case accommodating therewithin said driver unit and having a front face on the side to confront and be pressed against an ear of a listener and a back face on the side opposite that of the front face, said back face being acoustically open, an ear pad provided on said front face of the case and forming at the center thereof a front air chamber, and an attachment detachably attached to said back face of the case. The attachment has an open end communicable with the back face of the case and an internal space of a specific volume and is adapted to cover and seal the back face of the case. The attachment and said case have an attaching mechanism by which the attachment can be detachably attached to the case.
摘要翻译：背面式耳机包括用作操作发声源的驱动器单元，容纳在所述驱动单元中的壳体，并且在所述侧面上具有正面以面对并压靠在听筒的耳朵上的背面与所述前表面相反的一侧，所述后表面是声学打开的，设置在所述壳体的所述前表面上并在其中心形成前气室的耳垫，以及可拆卸地附接到所述壳体的所述背面的附件。附件具有可与壳体的背面通信的开口端和特定容积的内部空间，并且适于覆盖并密封外壳的背面。附件和所述壳体具有附接机构，通过该机构，附件可拆卸地附接到壳体。

2. 发明授权

US3946380A Remote supervision and control system 失效
标题翻译：远程监控系统
公开(公告)号：US3946380A
公开(公告)日：1976-03-23
申请号：US527209
申请日：1974-11-26
申请人： Kazuaki Ohnishi , Katsuhiro Ohnuki
发明人： Kazuaki Ohnishi , Katsuhiro Ohnuki
IPC分类号： H04L5/22 , H04Q9/00 , H04Q9/14 , G08B29/00
CPC分类号： H04Q9/14
摘要： A system of remote supervising and controlling many console units or equipments associated therewith with a central supervision and control unit. Console units are connected in parallel to the central unit through a single output line comprising a group of wires from the central unit, series signals of clock, data and other pulses are transmitted from the central unit to the respective console units, and signals informing whether the state in the respective console units is normal or not and results of detections of the respective equipments are returned from the console units to the central unit through a signal line in the group of wires.
摘要翻译：远程监控和控制与中央监控单元相关联的许多控制台单元或设备的系统。控制台单元通过包括来自中央单元的一组电线的单个输出线并联连接到中央单元，时钟，数据和其他脉冲的串联信号从中央单元发送到相应的控制台单元，并且信号通知是否各个控制台单元中的状态是否正常，各个设备的检测结果通过该组线路中的信号线从控制台单元返回到中央单元。

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