Rotating Cone Tactile Device

A Rotating cone tactile Device ni igikoresho cyiza gikoreshwa kumatara yumuhanda ugenzurwa n’abanyamaguru mu Bwongereza . Ikoreshwa nk'ikimenyetso cyerekana abanyamaguru bafite ubumuga bwo kutabona kugirango berekane ko ari byiza kwambuka umuhanda. 

Igitekerezo gushiraho ibi bikoresho cyatangiriye muri kaminuza ya Nottingham mu myaka ya za 1980. 

 Amashakiro 

 Reba kandi 

 Amashanyarazi