Menene burin-kwallaye, burin-tsotse, tsotsan-tsotse, rabin raga-raga

Hakanan wata na'ura ce don riƙe ƙofar bayan an buɗe ta. Ana kuma san tsotsan kofa da taɓa ƙofar, ana ba da dogon doguwar hannu tare da dunƙule (7) da goro (8) farantin tsagi, zai iya hana ƙyamar ƙofa da nakasa. Dividedofar ƙofa an raba ta cikin dindindin maganadisu na tsotsa da haɓakar ƙofar electromagnetic nau'i biyu na ƙofar da ake amfani da itasaman kofar, akwai abubuwa don toshe ƙofar kada a bar ƙofar kai tsaye zuwa bango. Wannan abin ana kiransa kofa, kuma yana aiki kamar sauran abubuwa. Yanzu kuma a wasu yankunan karkara ana iya ganin su, ana amfani da tsotar maganadisu koyaushe a cikin ƙofar talaka. Amma yana ƙofar bayanta. Tsotar ruwan bene wani ƙarfe ne da aka ɗora a ƙasa don riƙe ƙofar da kuma saman ƙofar, ko a zamanin da. A kwanakin farko, an haɗa ƙasan ƙarshen tsagi da tsararren abu tare da na'urar ƙwallon ƙafa, gami da sashi mai fasalin L na farantin ƙasa (1) da farantin tsagi (2) kuma an girke shi a waje na dogon hannun farantin ƙasa (3), wanda kawai za a iya sarrafa shi da hannu, rabin maƙallin toshe ɗaya ne daga cikinsu. Doorstop shine abinda zai iya toshe kofar. Akwai sandar katako ko sandar da aka saka a tsakiyar ƙofar bayan ƙofar. Ana amfani da kofa ta lantarki a cikin kofofin wuta da Windows da sauran kayan sarrafa lantarki, duka sarrafawar hannu da ayyukan sarrafa atomatik. Lokacin shigar a ƙofar. Yanzu gidajen da ke birni duk na ƙarfe ne