inzwa ye-crankshaft
Inzwa yesikhundla se-crankshaft ingenye yezinzwa ezibaluleke kakhulu ohlelweni lokulawula ngogesi lwenjini. Ihlinzeka ngesikhathi sokusha (i-engeli yokushisa ethuthukisiwe) kanye nesignali yokuqinisekisa isikhundla se-crankshaft, futhi isetshenziselwa ukuthola isikhungo esiphezulu se-piston esifile, i-engeli yokujikeleza kwe-crankshaft kanye nesivinini senjini. Isakhiwo esisetshenziswa yinzwa yesikhundla se-crankshaft siyahlukahluka ngamamodeli ahlukene, futhi singahlukaniswa ngezigaba ezintathu: uhlobo lwe-magnetic pulse, uhlobo lwe-photoelectric kanye nohlobo lwe-Hall. Ngokuvamile ifakwa engxenyeni engaphambili ye-crankshaft, engxenyeni engaphambili ye-camshaft, ku-flywheel noma ku-distributor.