Braking mechanism:
- Nruas Nres Nres Lub Ntsiab:Kev ua haujlwm yooj yim muaj feem ntawm cov khau nres tawm tsam sab nraud ntawm lub nruas rauv txuas rau crane lub nruas (uas nqa ntaub qhwv ib ncig). Thaum tus brake tau thov, kev sib txhuam ntawm cov khau thiab lub nruas qeeb qeeb lossis nres qhov kev sib hloov, tswj lub peev xwm lossis tuav nws hauv txoj haujlwm.
- Caij nplooj ntoos hlav-loaded lossis hydraulic / pneumatic ua yeeb yam:Nyob ntawm tus qauv, cov khau ua si tuaj yeem ua yeeb yam los ntawm Springs rau kev ua haujlwm lossis kev tswj hwm kev nyab xeeb, txhim kho kev nyab xeeb thiab yooj yim ntawm kev siv.
