| 摘要 |
PURPOSE:To attain sure mounting to a cartridge main body with a simple operation, by taking the mounting of a stylus constituent as a spring action construction. CONSTITUTION:A seat 34 of a knob member 22 is inserted to a recess 16 formed at the inside from a window 6 of the cartridge main body 1 and a hook 38 is retained to a retain bearing 17. In turning the knob member 22 clockwise taking a hook 38 as a fulcrum forcedly, a projection 40 formed on a tongue 39 contacts a retain stepped part 5 being a front wall 4 of a shield case 3, overrides the retain stepped part 5 with the spring action of the tongue 39 and is coupled elastically with the step 5. Then, both side walls 32, 32 of the knob member 22 are fitted so as to grip both sides of the shield case 3. Then, the stylus 2 is mounted to the cartridge main body 1 lightly and tightly with the spring action of the toung 39 in turning the knob member 22 taking the hook 38 as the fulcrum. |
