A kuzamura nigikoresho cyingenzi mubikorwa byinganda nubwubatsi, bizwiho ubushobozi bwo guterura no kuyobora ibintu biremereye byoroshye. Bitandukanye nibindi bikoresho byo guterura, kuzamura kuzamura bitanga ibintu byoroshye, gukoresha byoroshye, kandi bihindagurika mubikorwa bitandukanye. Kubucuruzi naba rwiyemezamirimo, gushaka uburenganzira kuzamura kugurisha irashobora gusobanura imikorere myiza numutekano kumurimo. Hano, turasesengura ubwoko, imikorere, nibintu byingenzi bigira ingaruka kuzamura ibiciro kugufasha kugura neza.
Hejuru, bizwi kandi nka ratchet kuzamura, ni ibikoresho byo guterura intoki bikoreshwa muguterura, gukurura, cyangwa kurinda imitwaro iremereye. Ibikoresho hamwe na leveri izunguruka kugirango yinjize igipimo, igikoresho kizamura cyangwa cyimura imizigo mukwiyongera gake, bigatuma biba byiza kubirindiro byuzuye. Igishushanyo cyabo kirimo urunigi rwimitwaro hamwe nuburyo bwo gufata feri, burinda umutekano no kugenzura, kabone niyo byaterura uburemere buremereye.
Izamurwa rikunze kuboneka mubwubatsi, gukora, no mububiko aho ibintu biremereye bigomba kwimurwa cyangwa kuzamurwa. Inganda zikoresha kenshi kuzamura lever zirimo:
Kuzamura Lever biratandukanye bitewe nubushobozi bwo guterura, ibikoresho, nigishushanyo. Bumwe mu bwoko bukunze kuboneka harimo:
Guhitamo uburenganzira kuzamura Biterwa nibisabwa byihariye byo guterura, harimo uburemere bwumutwaro, uburebure, ninshuro yo gukoresha.
Uwiteka kuzamura ibiciro igenwa nibintu byinshi, harimo ubushobozi, ikirango, ibikoresho, nibindi byongeweho. Hano haribintu bimwe bigira uruhare mubiciro:
Iyo ugura a kuzamura kugurisha, tekereza kuri izi ngingo:
Ubwiza-bwiza kuzamura tanga inyungu nyinshi, kuva kongera umusaruro kugeza umutekano wongerewe. Kuzamura ubuziranenge birashobora gutwara imitwaro iremereye kandi bikagabanya imirimo y'amaboko, ari nako bigabanya ibyago byo gukomeretsa. Hamwe nimikorere myiza no kugabanya kwambara-kurira, nabo bafite igihe kirekire cyo kubaho, batanga agaciro keza mugihe.
Gushora iburyo kuzamura irashobora kuzamura cyane imikorere yumutekano n'umutekano. Hamwe nuburyo butandukanye bwo guhitamo burahari, ni ngombwa gusuzuma i kuzamura ibiciro kurwanya ibisabwa byihariye bya porogaramu zawe. Lever yazamuye kubatanga isoko bazwi kurinda umutekano, kuramba, nagaciro, haba mugihe kimwe cyangwa imirimo ikomeye.