The motor and electric wiring
Counter Balance Spring
The motor system
Since it is possible to open and close at high speed by using the light materials and equipping high-speed motors, it can seek an increase in productivity and a reduction in production cost. And also it can increase a space efficiency because it is possible to set up even in a narrow space as well as it can improve a image of workshop because its appearance is excellent by applying colour sheets. It's the characteristic that there is no noise on operating