Tiro ya go fetola ya silindara ya go šoma gabedi e sepedišwa ke mothopo wa moya,go akaretšwa go tsenya moya go tuka, go tima le go beakanya maemo;

Single-acting switjha bohato ke bulehileng ketso ke moea khannoang, 'me tiro ya koala ke selemo khutlela: le mong-ho sebetsa: ka tloaelo bulehileng mofuta(n / o) le ka tloaelo koaloa mofuta(n / c). Ka tlwaelo bula mofuta: ventilation tima, bula; Ka tloaelo koaloa mofuta: ventilated bula, koaloa.

