Kubowola mwalawo kunayambitsidwa ndi Ingercoll-Randco. Mu 1912. Malinga ndi magetsi, imagawidwa m'magulu anayi: chibayo, hydraulic, magetsi oyendetsa magetsi. Mapangidwe amapangiri ndi omwe amagwiritsidwa ntchito kwambiri. Zoyendetsa pamanja ndizoyenera kubowola pansi kapena zowoneka bwino, mabowo akuluakulu a bolt (mabowo osalala), ndikukhazikika mabowo okhazikika (mabowo osalala) osavuta kwambiri. Ma diati yobowola ndi 19 ~ 42mm, ndipo kuzama kwakuya kwakukulu ndi 5m, nthawi zambiri ochepera 2.5m. Nthawi zambiri zogwirira ntchito zamphamvu kwambiri za chibayo zimakhala ndi mphamvu ya 15 ~ 45J, Kuthamanga pafupipafupi kwa 2 ~ 36hz, kugwiritsa ntchito mpweya wa 1500 ~ mphindi, 30kg.
Post Nthawi: Mar-31-2021
