| 摘要 |
<p>PURPOSE:To restrain deflection of a pivot for pivotally fitting a button and realize smooth rotating motion of the button. CONSTITUTION:The shaft hole 9 of a leg plate part 8 projectingly provided on the back of a button 7 and the shaft hole 12 of a bearing plate part 11 projectingly provided on the front face of the base plate 10 of a button unit 6 are pivotally fitted with a pivot 13, the button 7 is energized so as to return in the front direction by a spring 14, and the button unit 6 is received in a space 15 for the button unit so as to direct the button 7 to the front. The base plate 10 is fixedly secured to the bottom wall 4 of a case, and falling of the pivot 13 from the button unit 6 is prevented by contacting the end part 13a of the pivot 13 with the inner face of a wall plate part 5 on the case side.</p> |
