Injin ramummuka abin kallo ne mai jan hankali a fagen caca, suna haɗa farin ciki na dama tare da jin daɗin gani. Kasancewarsu ta duniya a gidajen caca a yau ta samo asali ne a cikin tarihin da ya koma ƙarshen karni na 19. Wanda ya kirkiro wannan na'urar juyin juya hali shine Charles August Fey, wanda ƙwararren ƙwararrensa ya ga canje-canje na ban mamaki a cikin shekaru. A cikin wannan makala za mu yi nazari mai zurfi kan wanda ya kirkiro da abin da ya kirkiro.
Kuna son ƙarin sani game da ramummuka? Karanta post ɗinmu game da duk abin da kuke buƙatar sani game da injina
Wanda ya kirkiro da abin da ya kirkiro
An haifi Charles August Fey a ranar 2 ga Fabrairu, 1862, a Bavaria, Jamus, kuma daga baya ya yi hijira zuwa Amurka, inda ya ƙirƙiri samfurin farko na na'ura a San Francisco a 1894. Na'urar farko ta kasance mai sauƙi idan aka kwatanta da na'urar. daban-daban da hadaddun inji samuwa a yau.
Mai suna "Liberty Bell," Ƙirƙirar ƙirƙirar Fey ta ƙunshi reels guda uku waɗanda aka ƙawata da alamomi kamar lu'u-lu'u, zukata, spades, takalman dawakai, da Bellty Bell. Mai kunnawa zai saka tsabar kuɗi kuma ya ja lever don karkatar da reels, tare da nufin daidaita alamomi guda uku lokacin da reels ya tsaya. Cimma wannan, yana ba ɗan wasan kyauta, mafi girma da aka ba shi don daidaita kararrawar Liberty uku. Sauki na yadda za a yi wasa da Ramin inji ya kasance daya daga cikin manyan dalilan da suka haifar da gagarumin shaharar.
The Liberty Bell ya zama sananne sosai kuma ya yi nasara, yana aiki azaman samfuri don ɗimbin injunan ramummuka waɗanda za a haɓaka a cikin shekaru masu zuwa. Ƙirƙirar Fey ta kasance na musamman don lokacinsa, wanda ya haɗa da ƙaƙƙarfan tsarin kaya da levers da kuma ba da damar biyan kuɗi ta atomatik, sabon ra'ayi a lokacin. Hanyar biyan kuɗi ta atomatik ta kawar da buƙatar ma'aikaci don biyan cin nasara, wanda ya kasance babban mahimmanci a cikin masana'antar caca.
Ko da yake Jihar California ta haramta caca a farkon shekarun 1900, ƙirar Fey ta ci gaba da samun shahara, haɓakawa, kuma masana'antun daban-daban suna maimaita su. Ɗaya daga cikin irin waɗannan masana'anta shine Herbert Mills, wanda, a cikin 1907, ya samar da na'ura mai suna "Operator Bell," wanda ya gabatar da alamun 'ya'yan itace, fasalin da aka saba a cikin na'urori na zamani.
