| 摘要 |
The invention relates to an automatic operation four- sided containing mask (for forming wooden products) which can be accessed at the top and at the bottom and which is capable of varying the perimeter by means of operation of two controlled axes, with the associated movement, towards or away from each other, of the peripheral rods which are located in pairs on different planes and which, together with a central rod, act as a support for spacers and listels forming the pallet being manufactured. <IMAGE> |
