Gutwara Bolt / Umutoza Bolt / Uruziga-umutwe kare-ijosi
Bolt
Igikoresho cyo gutwara (nanone cyitwaumutoza boltnakuzenguruka-umutwe kare-ijosi bolt).Azwi kandi nkigikombe cyumutwe muri Ositaraliya na Nouvelle-Zélande.
Itandukanijwe nizindi bolts n'umutwe wacyo wibihumyo kandi kuba igice cyambukiranya shanki, nubwo kizenguruka hafi yuburebure bwacyo (nkubundi bwoko bwa bolt), ni kare ako kanya munsi yumutwe.Ibi bituma bolt yifunga iyo ishyizwe mu mwobo wa kare mu mukandara w'icyuma.Ibi bituma yihuta gushyirwaho nigikoresho kimwe gusa, icyuma cyangwa umugozi, ukorera kuruhande rumwe.Umutwe wikinyabiziga gisanzwe ni dome idakabije.Shank nta nsanganyamatsiko ifite;na diametre yacyo ingana kuruhande rwa kare kwambukiranya igice.
Imodoka ya gari ya moshi yatunganijwe kugirango ikoreshwe binyuze mu isahani ikomeza icyuma ku mpande zombi z'igiti, igice cya kare cya bolt gihurira mu mwobo wa kare mu cyuma.Birasanzwe gukoresha ibinyabiziga bitwara ibiti byambaye ubusa, igice cya kare gitanga gufata bihagije kugirango wirinde kuzunguruka.
Imodoka ya gari ya moshi ikoreshwa cyane mugukosora umutekano, nk'ifunga na hinges, aho bolt igomba gukurwa kuruhande rumwe gusa.Umutwe woroshye, wizengurutswe hamwe nutubuto twa kare munsi birinda igare rya gare gufungurwa kuruhande rwumutekano muke