| 摘要 |
<p>The gramophone pick-up arm assembly includes a pick-up arm (10) which is rotatably mounted on a base member by two bearing assemblies (28, 30). Each bearing assembly comprisea a pair of back-to-back rolling element bearings which re selectively preloaded. The pick-up arm is provided with a fluid damper having a damping finger operating in an arcuate viscous liquid bath and with a mounting block for receiving the pick-up cartridge. Pref. the pick-up arm also comprises an intermediate link member which is carried within the two bearing assemblies.</p> |
