isigidi se-pinion yokuhlela
Ukulawulwa kwe-Rack kanye ne-pinion kuyindlela ebalulekileyo yokuthuthukisa imicambo yokulawula yezinhlopane, ukuxhuma ubuchule obukhona kanye nezindlela ezinhle. Le ndlela yokulawula iyakhiwa ngobuninzi ababili: igiye ephambene (ipinion) esebenza ngokuxhumene ne-rack ephakeme ehlalo leyo kwehlalo lomhlaba. Xa umkululi uvula ikhweyithi, ipinion iyawubota, okwenza i-rack ivalela kanye noma ngakwesobunxe, okwakheza ukuthi i-tie rods zivalele noma zihlale kwiindhawo ezihlobene nezinyawo zokulandela. Le ndlela yokuxhuma ngokwemifanekiso kungenisa ukulawula okuphezulu kanye nokuphendula ngokushesha kakhulu kumaqondana noma yikuphi ukulawula. Indlela yokudizajnwa kweyisistimu iyafaka amaphrinsipi wejiniyara okungenisa ukulinganisa okuphezulu kwezigiye kuzindlela ezahlukene. Iisistimu zase-Rack kanye ne-Pinion zilandela ukuthuthukiswa ngamandla, ngokulandelana noma ngokushintsho, okwakheza ukunciphisa umsebenzi owudingekayo ukuvula izinyawo ngenxa yokulandela ukuxhuma kwezinhle. Indlela yokudizajnwa yale ndlela iyinkimbinkimbi, okwenza yona ngokulinganayo yizinhlopane ezinamandla eziphakeme, lapho isikhu sezinhlopane kusebenza ngokuphezulu. Ngokwesibili, ubuchule bale ndlela kungenisa ukuthuthukiswa kwayo kanye nokulawulwa ngokulula, okwenza yona indlela ephathekayo kakhulu yezinhlopane zamanzi eziphela ngoku.