Dulmar
Mashiinkan waxaa loo isticmaalaa in lagu buuxiyo dareere kala duwan, dareere viscous ah ama dareere qaro weyn, sida saliidda cuntada, saliidda dufanka, cabitaanka, casiirka, maraqa, koollada, kareemka, malabka, shaambada, saabuunta, sunta cayayaanka, iyo bacriminta dareeraha iwm inta ay awooddo. socodka. Waxay qabataa buuxinta bamka piston ee matoorka loo yaqaan 'servo motor' kaas oo ka saxsan oo sahlan in lagu hagaajiyo mugga. Iyada oo leh waalka rotary ee alaabta dareeraha ah ee dhumuc weyn ama viscous iyo waalka aan wareega ee alaabta dareeraha ah.