| 摘要 |
PURPOSE:To make operations accurate and simple in a guide for insertin of originals which is so arranged as to be moved on a shelf in order to meet the size of the originals by locating said guide in the positons of the desired number corresponding to the sizes of the originals by means of a click mechanism. CONSTITUTION:If a guide 10 for insertion of originals is so arranged as to be moved along a shaft 11 toward the indicating lines A2, A3, A4, etc. corresponding to original sizes, the guide 10 is detained in the position where a ball 16 drops into the corresponding peripheral grooves 12A, 12B, 12C by the click motion of said ball when the ball drops in the groove, and the guiding side edge 10A of the guide 10 in said position is aligned accurately to the indicating line coresponding to the original size, where the guide is located and fixed automatically. |
