Laser anti-collision device is a contactless crane travelling limiter.
激光防撞装置是一种无触点运行限位装置。
The utility model relates to a mining device, in particular to a mine underground air door anti-collision device.
本实用新型涉及一种矿用装置，具体是一种矿井井下风门防撞装置。
With special bearing, high sensitivity, nylon sealing device and anti collision device, which can effectively reduce the impact force and ensure the stability of the operation.
采用特制轴承，滚轮灵敏度高；尼龙密封装置及防撞装置，有效减缓冲击力，确保运行的稳定。
This paper puts forward the plan of installing the anti-collision device, and reform the PLC logic control program of cab, which enhances the safety of the cab of the ship unloader.
对原驾驶室设计缺陷进行分析后，提出了加装防撞装置的方案，并对驾驶室PLC逻辑控制程序进行了改造。提高了卸船机驾驶室的安全性。
This paper puts forward the plan of installing the anti-collision device, and reform the PLC logic control program of cab, which enhances the safety of the cab of the ship unloader.
对原驾驶室设计缺陷进行分析后，提出了加装防撞装置的方案，并对驾驶室PLC逻辑控制程序进行了改造。提高了卸船机驾驶室的安全性。
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