The Rotary compressors Theory of the rolling piston type shine cewa piston mai jujjuyawa wanda kuma ake kira rotor yana jujjuyawa tare da kwandon silinda kuma tsayayyen ruwa yana matsawa na'urar sanyaya.Idan aka kwatanta da kwamfutoci masu maimaitawa, rotary compressors suna da ƙanƙanta da sauƙi a cikin gini kuma sun ƙunshi ƙananan sassa.Bugu da kari, damfarar rotary sun yi fice wajen yin aiki da inganci.Koyaya, ana buƙatar daidaito da antiabrasion don sarrafa sassan tuntuɓar.A halin yanzu, ana amfani da nau'in piston mai birgima.