Answer
Uburyo bwa 'Plunger and Tapered Sleeve' bukoreshwa muburyo bwo guteranya amajwi menshi. Ikiboko gifite icyuma cyimbere gishyirwa hejuru yumutwe, hanyuma plunger asunika impeta ya spiral akoresheje urutoki, akayagura kimwe kugeza igihe yinjiriye muri ruhago. Ibi bituma no gukwirakwiza imihangayiko kandi bikarinda guhinduka burundu. Intoki 'guhinduranya' ikubiyemo gutangira impera imwe yimpeta mu gikoni no kugendagenda impeta isigaye izenguruka. Mugihe guhinduranya bidasaba ibikoresho byihariye, bitwara ibyago byinshi byo 'gukwirakwira cyane' impeta cyangwa gushushanya hejuru yumutwe. Ku mpeta zifite urukuta rwa radiyo $ b> 6 $ mm, kwishyiriraho intoki biba bigoye kumubiri, kandi ibyago byimpeta 'gusubira inyuma' no gutera ibikomere cyangwa ibyangiritse biriyongera.
