1.Suitable fun awọn ohun elo alemora.Ni kikun laifọwọyi lairi.
2. Gbigbe awọn ohun elo ni imurasilẹ, ni agbara ati paapaa nipasẹ gbigbọn ati yiyi.Ko si itaniji ohun elo (aṣayan).
3. Atunṣe titobi lati ṣakoso sisan.
4.Electromagnet type plus mechanical vibration thrust, o rọrun be, rọrun ati ki o rọrun fifi sori ẹrọ ati itoju.
5.Simple structureeasy lati fi sori ẹrọ ati ṣetọju, iye owo itọju kekere, igbesi aye iṣẹ pipẹ.