Bellows kumashanyarazi ihuriro ibitonyangani umuyoboro ukoreshwa muguhuza imashini hamwe numuyoboro wishami ryamazi cyangwa igihagararo kigufi muri sisitemu yo kumena ibintu.

Ifite ibyiza byo kwishyiriraho byihuse kandi byoroshye, guhungabana kandi birwanya anti-dislocation, kandi birashobora guhindura byoroshye uburebure nuburyo butondekanya umwanya wa spinkers. Kandi wirinde imiyoboro ya sisitemu yo kuzimya umuriro guturika cyangwa gutuma sisitemu yo kurwanya umuriro isenyuka bitewe no kunyeganyega gukomeye cyangwa ingaruka zinyubako, nibindi. Kugeza ubu, imashini zimena umuriro zikoreshwa cyane murugo no mumahanga, zikoreshwa cyane mububiko bwibiro kandi ibyumba bisukuye, n'ibindi.