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A replica of Heron's automated temple doors by Kotsanas Museum of Ancient Greek Technology, Athens, Greece. In the 1st century AD, mathematician Heron of Alexandria in Roman Egypt invented the first known automatic door. He described two different automatic door applications. The first application used heat from a fire lit by the city's temple ...
Hero of Alexandria (/ ˈ h ɪər oʊ /; Ancient Greek: Ἥρων [a] ὁ Ἀλεξανδρεύς, Hērōn hò Alexandreús, also known as Heron of Alexandria / ˈ h ɛr ən /; probably 1st or 2nd century AD) was a Greek mathematician and engineer who was active in Alexandria in Egypt during the Roman era.
Automatic doors: Heron of Alexandria, a 1st-century AD inventor from Alexandria, Egypt, created schematics for automatic doors to be used in a temple with the aid of steam power. [16] Automation: Ctesibius described a float regulator for a water clock, a device not unlike the ball and cock in a modern flush toilet. This was the earliest ...
Automatic doors c. 1st century AD Heron of Alexandria , a 1st-century BC inventor from Alexandria , Egypt , created schematics for automatic doors to be used in a temple with the aid of steam power.
Heron of Alexandria: This episode discusses Heron of Alexandria, who created automatic doors and coin-operated machines. [1] December 21, 2003 Series 2 (2005)
The Greek scholar Heron of Alexandria created the earliest known automatic door in the first century AD during the era of Roman Egypt. [4] The first foot-sensor-activated automatic door was made in China during the reign of Emperor Yang of Sui (r. 604–618), who had one installed for his royal library. [4]