90A yakunyumba imawonjezera mphamvu yayikulu ya akavalo yopanda kukonza pang'onopang'ono imatsegula mzere wapamwamba kwambiri wamakina oyendetsera makina a ulimi

Ndi kuwonjezeka kwa mphamvu ya mahatchi a thirakitala m'nyumba, zofunikira za shaft yotumizira zikukwera kwambiri, kotero tapanga mphamvu ya mahatchi akuluakulu, mphamvu yayikulu, ndi mphamvu yayikulu yotumizira. Ngakhale kuti chitsanzo chomwecho chikugwiritsidwa ntchito, choyamba timakulitsa chubu chakunja ndi shaft, timawonjezera mphamvu ndikuwonjezera mphamvu. Chachiwiri ndikugwiritsa ntchito zowonjezera zapadera, zazing'ono mpaka mapini, zazikulu mpaka chitoliro chakunja ndi shaft. Timasankha ukadaulo wosinthidwa ndi zowonjezera zapamwamba, zomwe ndi zolondola komanso zabwino kuposa zinthu wamba. Zimagulitsidwa bwino kwambiri ku China.