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These barriers possessed eight technological Innovations:1) Silent operation
2) Clutch unit can be operated manually
3) Intelligent detection
4) Just one second for beam lifting
5) Double limit methods (infrared limit and mechanical limit) for beam rises and falls.
6) Fan cooling device for high frequency using
7) Unique temperature calefaction device for low temperature using
8) Most of the assembled parts are made by aluminum alloy die-casting
Lifting seven national patents:
1) Decelerating unit
2) Intelligent detection unit
3) Clutch
4) Machine core structure
5) Thimble type motor worm device
6) Box with unique surface
7) Beam with unique surface
