| 摘要 |
<p>The present invention, rotation style screen moving system is not a traditional moving system but a a working process which uses oil pressure of bottom, the opened upper part of the screen becomes about 1/3 lower, there is no the working board(9) in the upper part, and because the height of an adulteration moving conveyance (3) becomes lower, it makes maintenance and management easier so we can reduce set up cost. Also, the screen(2) was made as a rotation style that the lake arm(4) can rotate to go back to it original place, so it can be made as lower opened part compared with other system.</p> |
