icyuma gihimbano piston igenzura valve  ni kubunini buto bwo kugenzura umuvuduko mwinshi, bikozwe nicyuma gihimbano.ubusanzwe tubikora muri swing cheque valve, piston cheque valve (lift cheque valve).Kuboneka muburyo butatu bwa bonnet.Igishushanyo cya mbere ni Bolted Bonnet, hamwe nigitsina gabo nigitsina gore, igikomere cya spiral, cyakozwe muri F316L / grafite.Impeta ihuriweho nayo iraboneka kubisabwa.Igishushanyo cya kabiri ni bonnet yasuditswe, hamwe nu mugozi hamwe na kashe hamwe.

Reba neza, indangagaciro zidasubizwa, zagenewe gukumira ihinduka ryimigezi muri sisitemu yo kuvoma.Iyi mibumbe ikorwa nibikoresho bitemba mumuyoboro. Umuvuduko wamazi unyura muri sisitemu ufungura valve, mugihe ihinduka ryose ryamazi rizafunga valve.Gufunga bikorwa nuburemere bwuburyo bwo kugenzura, hamwe nigitutu cyinyuma, n'amasoko, cyangwa hamwe no guhuza ubu buryo.