Don fahimtar ka'idar aiki na bawul ɗin ƙwallon ƙafa, yana da mahimmanci a san manyan sassan bawul ɗin ball guda 5 da nau'ikan aiki daban-daban guda 2.Ana iya ganin manyan abubuwan 5 masu mahimmanci a cikin zane-zane na ball a cikin Hoto 2. Ƙaƙwalwar bawul (1) an haɗa shi zuwa ball (4) kuma ana sarrafa shi da hannu ko kuma ta atomatik (lantarki ko pneumatically).Ana goyan bayan ƙwallon kuma an rufe ta ta wurin kujerar bawul ɗin ball (5) kuma su ne o-zobba (2) a kusa da tushen bawul.Duk suna cikin gidan bawul (3).Kwallon yana da rami ta ciki, kamar yadda aka gani a cikin ra'ayi na sashe a cikin Hoto 1. Lokacin da bawul ɗin ya juya kwata-kwata kwata-kwata yana buɗewa zuwa magudanar da ke ba da damar kafofin watsa labarai su gudana ta ko rufe don hana watsa watsa labarai.
Lokacin aikawa: Mayu-25-2021