. "A retractable hardtop, also known as coup\u00E9 convertible or coup\u00E9 cabriolet, employs an automatically operated, multi-part, self-storing hardtop in lieu of a folding textile-based roof.American Ben P. Ellerbeck created the first practical retractable hardtop prototype in 1922 \u2014 a manually operated system on a Hudson coupe that never went into production."@en . .