Botolo la Katundu/Botolo la Kochi/ Botolo la khosi lozungulira
bolt ya ngolo
Boluti ya ngolo (yomwe imatchedwansoboti ya basindiboluti ya khosi lozungulira)[1] ndi mtundu wa bolt womwe umagwiritsidwa ntchito kumangirira chitsulo kuchitsulo kapena, nthawi zambiri, matabwa kuchitsulo. Umadziwikanso kuti bolt ya mutu wa chikho ku Australia ndi New Zealand.
Imasiyanitsidwa ndi mabotolo ena chifukwa cha mutu wake wosaya wa bowa komanso mfundo yakuti gawo lopingasa la shank, ngakhale kuti ndi lozungulira kutalika kwake konse (monga momwe zimakhalira ndi mitundu ina ya bolt), ndi lalikulu pansi pa mutu. Izi zimapangitsa bolt kudzitseka yokha ikayikidwa kudzera mu dzenje lalikulu la chingwe chachitsulo. Izi zimathandiza kuti chomangira chiyikidwe ndi chida chimodzi chokha, spana kapena wrench, chogwira ntchito kuchokera mbali imodzi. Mutu wa bolt yonyamulira nthawi zambiri umakhala dome losaya. Shank ilibe ulusi; ndipo kukula kwake kumafanana ndi mbali ya gawo lalikulu.
Bolodi ya ngoloyo inapangidwa kuti igwiritsidwe ntchito kudzera mu mbale yolimbitsa chitsulo mbali zonse ziwiri za mtengo wamatabwa, gawo lozungulira la bolodiyo limalowa m'dzenje lalikulu m'chitsulocho. Nthawi zambiri kugwiritsa ntchito bolodi ya ngoloyo kuphimba matabwa opanda kanthu, gawo lozungulira limapereka kugwira kokwanira kuti lisazungulire.
Bolodi ya ngolo imagwiritsidwa ntchito kwambiri poika zinthu zachitetezo, monga maloko ndi ma hinge, pomwe bolodi iyenera kuchotsedwa kuchokera mbali imodzi yokha. Mutu wosalala, wozungulira ndi nati yozungulira pansi pake imaletsa bolodi ya ngolo kuti isatsegulidwe kuchokera mbali yosatetezeka.


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