Umubiri w'icyuma gikozwe mu cyuma (Igice gikozwe mu mashini)

Iyi valve ni yo gice cy’ingenzi cy’imashini zigenzura imiyoboro y’inganda zikoresha umuvuduko mwinshi. Yakozwe mu cyuma cy’ubukorikori cyiza cyane, ifite imbaraga nyinshi mu miterere yayo kandi ikwiriye gukoreshwa mu gihe cy’ubushyuhe bwinshi, umuvuduko mwinshi ndetse no gufungura no gufunga kenshi. Ikunze kuboneka mu guteranya imashini zigenzura imipira, imashini zizunguruka n’imashini zigenzura imiyoboro y’amashanyarazi mu nganda nka peteroli, gaze karemano, ubukanishi bw’ibinyabutabire n’ibigo by’amashanyarazi.