The Angle limiting apparatus comprises an arched plate, a trough-shaped plate, an orienting plate, a transverse bolt and a transverse bolt positioning plate.
所述角度限定装置包括起弓形板、槽形板、定向板、横栓和横栓定位板。
2
When installed, the high-pole lamp is automatically hung in a hook-shapedtrough of the hanging hook after raising to the position of the automatic hanging and unloading gear;