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    • 2. 发明授权
    • Compact tangential tracking tonearm mechanism
    • 紧密切向跟踪tonearm机制
    • US08576687B1
    • 2013-11-05
    • US13645812
    • 2012-10-05
    • Frank Schröder
    • Frank Schröder
    • G11B3/10
    • G11B3/34G11B3/12
    • The invention relates to tonearm tracking mechanisms in phonograph players and mechanical devices constructed for the purpose of reproducing or playing back recorded audio material previously impressed, in the form or grooves, onto a surface of a disk, which are commonly called phonograph players or turntables. Such disk is commonly called, among other similar words, a phonograph record or a vinyl disk. The present invention is a tangential tracking tonearm mechanism, wherein the tonearm bearing subassembly has two rotary bearings in the lateral plane and a coupling linkage built into a compact subassembly. The collective contribution of these elements, when properly configured and appropriately adjusted, make, during playback of audio material on a disk, reduced playback distortion over radial tracking mechanisms and closely mimics the conditions under which nearly all masters are made.
    • 本发明涉及留声机玩家和机械装置中的油墨跟踪机构,该机构是为了再现或回放以往以压制形式或凹槽的记录的音频材料到盘的表面而构造的,通常称为留声机或唱盘。 这样的盘通常称为留声机记录或乙烯基盘。 本发明是一种切向跟踪tonearm机构,其中tonearm轴承子组件具有在横向平面中的两个旋转轴承和内置于紧凑的子组件中的联接连杆。 在正确配置和适当调整时,这些元素的集体贡献在播放磁盘上的音频材料时,可以减少放大跟踪机制中的播放失真,并且紧密地模拟几乎所有主机的条件。
    • 5. 发明授权
    • Pickup arm device
    • 拾取臂装置
    • US4449216A
    • 1984-05-15
    • US312011
    • 1981-10-16
    • Shinichi KudoHaruyuki Otani
    • Shinichi KudoHaruyuki Otani
    • G11B3/32G11B3/10
    • G11B3/32
    • A pickup arm device for disc phonograph player comprising a pickup arm and a pivot holder integrally combined with the pickup arm and having an opening substantially at the center thereof to receive a pivot bearing and a pair of holes formed at opposite sides of the pivot holder. A pair of pivots are inserted into the pair of the holes so that they are brought into contact with the pivot bearing from the opposite sides. At least one of the paired pivots is fixedly secured to the pivot holder by means of a hardenable adhesive.
    • 一种用于碟片唱机的拾音臂装置,包括拾音臂和枢轴保持器,所述拾音臂和拾音臂与所述拾音臂一体地组合并且具有大致在其中心的开口,以容纳枢转轴承和形成在所述枢轴保持器的相对侧的一对孔。 一对枢轴插入到一对孔中,使得它们从相对侧与枢转轴承接触。 所述成对的枢轴中的至少一个通过可硬化的粘合剂牢固地固定到所述枢轴保持器。
    • 7. 发明授权
    • Transfer control device for a reproducing transducer in a rotary
recording medium reproducing apparatus
    • 用于再现传感器的转移控制装置在旋转记录介质再现装置中
    • US4402070A
    • 1983-08-30
    • US301212
    • 1981-09-11
    • Hiroyuki SugiyamaIsami KanedaSusumu SakakibaraRyozo AbeYasushi Sano
    • Hiroyuki SugiyamaIsami KanedaSusumu SakakibaraRyozo AbeYasushi Sano
    • G11B21/02G11B21/04H04N5/76G11B3/10
    • G11B21/04Y10S358/907
    • A transfer control device for a reproducing transducer in a rotary recording medium reproducing apparatus having a reproducing transducer for reproducing recorded signals from a rotary recording medium and a driving motor for transferring said reproducing transducer on said rotary recording medium comprises a micro-computer having first and second output ports, where the first output port produces a signal of a pulse form which repeats high-level and low-level periods during a normal-speed transferring mode, and the second output port produces a continuous high-level or low-level signal according to the transferring mode so that a combination of a predetermined level is obtained between the output signal from the first output port, a square wave signal generating circuit applied with the output signal from the first output port of the micro-computer, where the square wave signal generating circuit is triggered to produce a predetermined square wave signal when applied with the signal of a pulse form and not triggered when applied with other signals of constant level, and a switching circuit applied with the output signal from the first and second output ports of the micro-computer, to switch over a plurality of input terminals according to the levels of the applied signals and pass the input terminal voltage through to an output side as an output voltage. The switching circuit supplies the output voltage thus obtained to the driving motor.
    • 一种用于在具有用于再现来自旋转记录介质的记录信号的再现传感器和用于将所述再现传感器传送到所述旋转记录介质上的驱动电机的旋转记录介质再现装置中的再现传感器的传送控制装置包括:微型计算机, 第二输出端口,其中第一输出端口产生在正常速度传输模式期间重复高电平和低电平周期的脉冲形式的信号,并且第二输出端口产生连续的高电平或低电平信号 根据转移模式,在来自第一输出端口的输出信号和施加有来自微型计算机的第一输出端口的输出信号的方波信号产生电路之间获得预定电平的组合,其中正方形 当使用信号o时,触发波形信号产生电路以产生预定的方波信号 fa脉冲形式,并且当施加恒定电平的其他信号时不被触发,以及施加来自微型计算机的第一和第二输出端口的输出信号的开关电路,以根据微型计算机的第一和第二输出端口切换多个输入端子 施加的信号并将输入端电压通过输出侧作为输出电压。 开关电路将所获得的输出电压提供给驱动电机。
    • 9. 发明授权
    • Record cueing apparatus for turntable tone arm
    • 记录转台音臂的提示装置
    • US4344163A
    • 1982-08-10
    • US188776
    • 1980-09-22
    • Robert S. Madalinski
    • Robert S. Madalinski
    • G11B3/12G11B3/10
    • G11B3/121
    • For use with a phonograph turntable unit having a tone arm and means for lifting the tone arm to a cueing position spaced above the plane of the turntable, a cueing apparatus for laterally positioning the tone arm with respect to the turntable comprising a flag depending from the rearward end of the tone arm and a helical cam spring mounted beneath the flag. The spring is carried so as to engage the flag in the raised position of the tone arm and spaced from the flag in the lowered tone arm position so as to permit free lateral movement of the tone arm in such lowered position. The cam spring is coupled as by cables and/or shafts to an operator knob adjacent the forward edge of the turntable so as to be adapted for manual positioning of the tone arm at a desired lateral position.
    • 为了与具有色调臂的留声机转盘单元一起使用,以及用于将音调臂提升到在转台的平面之上间隔的提示位置的装置,用于相对于转台横向定位音调臂的提示装置包括取决于 色调臂的后端和安装在标志下方的螺旋形凸轮弹簧。 弹簧被携带以使得在升降臂的升起位置处的标志接合,并且在降低的音臂位置与标记物间隔开,从而允许音调臂在这样的降低位置中自由地横向移动。 凸轮弹簧通过电缆和/或轴连接到与转台的前边缘相邻的操作者旋钮,以适于将音调臂手动定位在期望的横向位置。
    • 10. 发明授权
    • Drive assembly for a video recorder-playback machine
    • 视频录像机播放机的驱动组件
    • US4337538A
    • 1982-06-29
    • US198696
    • 1980-10-20
    • Richard L. WilkinsonJohn S. Winslow
    • Richard L. WilkinsonJohn S. Winslow
    • G11B21/02G11B21/04G11B21/08G11B3/10
    • G11B21/08
    • A drive assembly for a video recorder-playback machine is provided for controlled linear translation of an optics carriage including an optical record-playback head in a radial direction with respect to a video information disc. The optics carriage is mounted for radial displacement along a linear track assembly, and is connected to a sleeve-type push block received about a precision lead screw. The push block is biased by a spring axially toward a floating center coupling which in turn couples the push block with limited axial misalignment against rotation with respect to a lead screw nut. Rotation of the lead screw causes axial translation of the lead screw nut for effecting corresponding linear translation of the push block and the optics carriage.
    • 提供了一种用于视频记录器 - 重放机的驱动组件,用于相对于视频信息盘在径向方向上包括光学记录重放头的光学托架的受控线性平移。 光学滑架安装成沿着线性轨道组件的径向位移,并且连接到围绕精密导螺杆接收的套筒式推动块。 推动块通过弹簧轴向偏向浮动中心联接器,弹簧中心联接器又将推动块与限制的轴向不对准相对于导螺杆螺母旋转而联接。 导螺杆的旋转导致丝杠螺母的轴向平移,以实现推动块和光学托架的对应的线性平移。