Mibhedha ine mativi anochinjika njanji yakatanga kuonekwa muBritain imwe nguva pakati pa1815 na1825.
Muna 1874 kambani yematiresi Andrew Wuest naSon, Cincinnati, Ohio, yakanyoresa patent yerudzi rwematiresi furemu ine musoro wakasungirirwa unogona kukwidziridzwa, akafanotangira mubhedha wemuchipatara wemazuva ano.
Iyo yemazuva ano 3-chikamu chinogadziriswa mubhedha wechipatara chakagadzirwa naWillis Dew Gatch, sachigaro weDhipatimendi Rokuvhiya paIndiana University Chikoro cheMishonga, mukutanga kwezana ramakore rechi20.Rudzi urwu rwemubhedha dzimwe nguva runonzi Gatch Bed.
Mubhedha wepachipatara wepush-button wakagadzirwa muna 1945, uye pakutanga waisanganisira chimbuzi chakavakirwa-mukati netarisiro yekubvisa mubhedha.
Nguva yekutumira: Aug-24-2021