Ib qho kev qhia linear yog ib hom kev taw qhia kev siv tshuab uas tso cai rau kev sib tw linear txav ntawm cov khoom. Nws yog feem ntau yog tsim los ntawm ib tug linear puag, slider, thiab pob los yog cov menyuam bearings. Lub slider yog txuas mus rau cov khoom txav mus los, thaum lub hauv paus pib yog mounted rau ntawm qhov chaw ruaj khov.
Pob lossis cov menyuam bearings yog siv los tso cai rau kev sib txhuam qis ntawm cov slider thiab linear puag. Lub linear rail system yog siv nyob rau hauv ntau yam kev siv, xws li nyob rau hauv automated los ua ke kab thiab conveyor systems.