| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a positioning apparatus for assuring safe going in and out of passengers in an elevator, by forming a multistage cage having each cage aligned with the level of each floor. <P>SOLUTION: In the apparatus for accurately positioning respective cages 3, 4 of the multistage cage 2 for elevators, the cage threshold of respective cages 3, 4 can be positioned to the threshold level of each floor. For accurately positioning the respective cages 3, 4, a differential block and an adjusting device that operates on the principle of a pulley are provided. The device has an endless cable 32 that is guided on deflection rollers 25, 26, 30, 31 arranged on a main frame 5 of the multistage cage 2, and on deflection rollers 20, 23 arranged on the respective cages 3, 4, and respective cages 3, 4 perform perpendicular movement in opposite directions. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
