A kukweza katundu, imadziwikanso ngati khola la ratchet kapena cholumikizira cha raver, ndi chida chomwe chimagwiritsidwa ntchito posungira ndi nkhawa zambiri paulendo kapena kusungidwa. Nthawi zambiri imagwiritsidwa ntchito pomanga magalimoto, zomanga, ulimi, ndi mafakitale otumiza.
Chingwe cholumikizira chimakhala ndi chogwirizira, njira yovuta, ndi zibowo ziwiri kapena zolimbitsa thupi. Njira yovuta nthawi zambiri imagwiridwa ndi makina oyambira, omwe amalola wosuta kuti achepetse bander pang'onopang'ono kuti akwaniritse mavuto omwe mukufuna.
Chingwecho chimaphatikizidwa ndi malekezero awiri a unyolo, chingwe cha waya, kapena vuto lomwe limagwiritsidwa ntchito kuteteza katunduyo. Mapeto ake a bingari amalumikizidwa ndi anchor point pagalimoto, trailer, kapena kama, pomwe mbali inayo imalumikizidwa ndi katunduyo.
Kusamvana kwa chofunda, wogwiritsa ntchito amayendetsa makina oyambira pokoka chogwirizira kumbuyo. Ndi chikoka chilichonse cha chogwirizira, cholumikizira chimalimbitsa kwambiri, kugwiritsa ntchito kukakamizidwa kwa katundu wotetezeka ndikuchepetsa kuchepetsedwa kulikonse.
Mukakhala ndi mavuto omwe akufuna kuti akwaniritsidwe, makina a ratchet amayang'ana m'malo mwake, kupewa chotchinga kuti usamasule komanso kukhalabe ndi nkhawa. Mabenga ena okweza amatha kukhala ndi makina otsetsereka kapena pini yachitetezo kuti muteteze chogwirizira.
Kuti musunge kusamvana ndikuchotsa chofunda, wosutayo amachotsa makina a ratchet pokoka wosuta kapena batani, kulola kugwirizira kutsegulidwa kwathunthu komanso kusamvana pang'onopang'ono.
Kukweza katunduApatseni zabwino zambiri pazambiri zachikhalidwe, kuphatikizapo zovuta komanso zolimbana kwambiri, zimateteza chitetezo, komanso kuthekera kusintha kusintha kwa zinthuzo. Komabe, amafunikira maphunziro oyenera komanso mosamala kuti agwiritse ntchito mosamala, monganso owongolera amatha kuyambitsa katundu kapena dongosolo lokhazikika. Ndikofunikira kutsatira malangizo opanga ndi malamulo oyenera mukamagwiritsa ntchitoKukweza katundu.