Utudomo tw'insinga zo mu bwoko bwa Spiral

Amatapi yo mu mutwe azunguruka kandi yitwa tapi zo ku mpera. Akwiriye imyobo inyuramo n'imigozi miremire. Afite imbaraga nyinshi, aramba, yihuta mu gukata, afite ingano ihamye, kandi afite amenyo meza (cyane cyane amenyo meza). Ni imiterere y'amatapi agororotse. Yavumbuwe mu 1923 na Ernst Reime, washinze isosiyete y'Abadage ya NORIS. Ku ruhande rumwe rw'umuyoboro ugororotse, inkombe yo gucamo irahinduka kugira ngo ikore inguni, kandi utubuto twoherezwa imbere dukurikije icyerekezo cy'icyuma. Bikwiriye gutunganywa mu buryo bwo gucamo.

Ikiranga ni uko umuyoboro umeze nk'umugozi ufunguka ku mutwe w'umuyoboro ugororotse kugira ngo uhindure imiterere y'agace gakata, bityo ugasunika uduce duto hanyuma ukawusohora. Kubwibyo, muri rusange ukoreshwa gusa mu gukanda imigozi inyura mu mwobo.

Kubera ko uburyo bwihariye bwo gukuraho utudomo tw’udupira ...

Byongeye kandi, robine zifite vis muri rusange zifite impande 4-5 zo gukata, ibyo bikaba bigabanya cyane ingano y'into kuri buri ryinyo, bityo byongera igihe cyo gukora robine. Muri rusange, ugereranije n'izo robine zifite spiral flute, igihe cyo gukora robine zifite vis kizongerwa nibura inshuro imwe. Kubwibyo, ku gukata mu mwobo, niba nta byangombwa byihariye bihari, robine zifite vis ni zo zigomba kuba amahitamo ya mbere.

Niba ufite icyo ukeneye, ushobora gusura urubuga rwacu.

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Igihe cyo kohereza: Ukuboza-06-2021

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