تماشای ویدئو ساخت سپهر ضد گلوله استفاده کولار اوریگامی از آی-ویدئو

BYU mechanical engineers have created an origami-inspired, lightweight bulletproof shield that can protect law enforcement from gunfire. The new ballistic barrier can be folded compactly when not in use, making it easier to transport and deploy. When expanded — which takes only five seconds — it can provide cover for officers and stop bullets from several types of handguns. “We worked with a federal special agent to understand what their needs were, as well as SWAT teams, police officer