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公开(公告)号：US4065188A
公开(公告)日：1977-12-27
申请号：US705026
申请日：1976-07-14
CPC分类号： G11B3/38 , F16C29/02 , F16C32/0637 , F16C33/1035
摘要： A linear bearing arrangement has a slider which slides in a channel in a slide and a layer of magnetic lubricant material which adheres to a magnetized region or regions of the slide, slider or both.
摘要翻译： 线性轴承装置具有在滑动件的通道中滑动的滑块和粘附到滑动件，滑块或两者的磁化区域或磁性区域的磁性润滑剂材料层。
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公开(公告)号：US4046386A
公开(公告)日：1977-09-06
申请号：US661983
申请日：1976-02-27
申请人： Alexander Bennett Gosling , Keith Douglas Ridler , Frederick James Easthope , Colin Howard Stanwell-Smith
发明人： Alexander Bennett Gosling , Keith Douglas Ridler , Frederick James Easthope , Colin Howard Stanwell-Smith
CPC分类号： G11B3/08519
摘要： Method and apparatus for accurately controlling the position of a first member such as a phonograph stylus relative to a second movable member on which it is carried.
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公开(公告)号：US3966215A
公开(公告)日：1976-06-29
申请号：US545164
申请日：1975-01-29
CPC分类号： G11B17/12
摘要： A phonograph auto-changer center spindle has a sleeve of flexible material in which bulges can be produced to prevent a disc record from dropping on to a turntable, the bulges being reduced in size or moved in position along the sleeve to control the movement of a disc record on the spindle.
摘要翻译： 留声机自动转换器中心心轴具有柔性材料的套筒，其中可以产生凸起以防止盘记录落到转台上，凸起的尺寸减小或沿着套筒移动到位置以控制一个 光盘记录在主轴上。
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公开(公告)号：US4023130A
公开(公告)日：1977-05-10
申请号：US571432
申请日：1975-04-24
CPC分类号： G11B3/125
摘要： The vertical movement of a phonograph pick-up arm is controlled magnetically or electro-magnetically by means including a body of magnetic material attached to the arm and magnetic field producing means arranged to exert a force on the body.
摘要翻译： 留声机拾取臂的垂直运动通过包括附接到臂的磁性材料体和磁场产生装置被布置成对身体施加力的装置而被磁力或电磁控制。
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公开(公告)号：US4024473A
公开(公告)日：1977-05-17
申请号：US591401
申请日：1975-06-30
摘要： An arrangement for use in indicating the speed of rotation of a body including a switch operated by elements which rotate according to the rotation of the body, a frequency generator which has an output signal at a frequency related to the desired speed of rotation of the body and an indicator which is actuated in accordance with the signals from both the switch and the frequency generator.
摘要翻译： 一种用于指示主体的旋转速度的装置，其包括由根据本体的旋转而旋转的元件操作的开关，频率发生器，具有与所述主体的所需旋转速度相关的频率的输出信号 以及根据来自开关和频率发生器的信号致动的指示器。
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公开(公告)号：US3966330A
公开(公告)日：1976-06-29
申请号：US527636
申请日：1974-11-27
CPC分类号： G11B19/124 , G11B19/10 , G11B19/26 , G11B33/10
摘要： The presence and size of a recorded disc on a turntable is detected and indicated by the interruption of a beam or beams of energy which passes in the plane of the disc, through a hole or holes in a turntable, or beneath the turntable.
摘要翻译： 检测记录盘在转台上的存在和尺寸，并通过在盘的平面中通过转盘中的孔或转盘或转盘下方的光束或能量束的中断来表示。
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公开(公告)号：US3992018A
公开(公告)日：1976-11-16
申请号：US546085
申请日：1975-01-31
IPC分类号： G11B3/58
CPC分类号： G11B3/5827 , G11B3/58
摘要： A combination of a turntable for playing phonograph records, a lid covering the turntable, tone arm for tracking record grooves, and a cleaning element mounted on the lid for movement into contact with a constant annular area on the top side of the record for cleaning. A counterbalance weight controls the pressure of the cleaning element upon the record.
摘要翻译： 用于播放留声机记录的转盘，覆盖转盘的盖，用于跟踪记录槽的音调臂和安装在盖上的清洁元件的组合，用于与记录的顶侧上的恒定环形区域接触以进行清洁。 平衡重量控制记录时清洁元件的压力。
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