| 摘要 |
<p>PURPOSE:To simplify the structure of a hanger considerably and facilitate the reading of the identification number of the hanger. CONSTITUTION:When an operating switch 51 is turned on by an operating plate 53, a transmitter device 52 transmits an identification signal for identifying a hanger 5 individually, and this identification signal is received by a receiver device 80 fixed to a support fitting provided at the intermediate part of the moving path of the carrier body 40 of the hanger 5 so as to read the identification number of the hanger 5.</p> |
