| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a sliding door closing device having a means for properly displaying to which degree a flat spiral spring is wound when setting the flat spiral spring. <P>SOLUTION: A casing 12 of the sliding door closing device 10 has an end wall 24 extending in the crossing direction to a shaft 14 fixed with the inside end of the flat spiral spring 10, and a slender guide hole 40 is arranged on the end wall 24. A cam plate 36 is fixed to the shaft 14, and a spiral groove 38 with the shaft 14 as the center is arranging on surface turning to the end wall 24 of the cam plate. A rotating speed display member 42 respectively slidingly engaged with the guide hole 40 and the spiral groove 38, is arranged between the end wall 24 and the cam plate 36. When the spiral groove 38 is rotated by rotation of the cam plate 36 in response to rotation of the shaft 14, the rotating speed display member 42 is moved along the guide hole 40. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
