| 摘要 |
PURPOSE: A rear leg for a launching gear is provided to prevent safety accidents by safely operating a launching girder and to safely support the launching girder. CONSTITUTION: A rear leg(14) for a launching gear comprises a body(14-1), a transfer pedestal(14-2), and a support rail. The body has vertical parts(14a), a support part, and a backing part(14d). Drive wheels(W) are formed on the bottom of the transfer pedestal and are guided to an upper guiderail(G1) of a box girder(G). The support rail is installed on one side of the top of the transfer pedestal and has rotation pins which guide long holes(14c) of the body. |
