🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPortuguêsSvenskaTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ1256780· pop 27· linked from 71 articlesrevolving doordoor, typically consists of three or four doors that hang on a central shaft and rotate around a vertical axis within a cylindrical enclosureConnectionsrapid transitEntityright- and left-hand trafficEntityCategories1899 introductionsAmerican inventionsDoorsRotation